Change occurrences of gcc to the more general cc

This is done for the sake of Yosemite, which does not have gcc, and yet
this change is also compatible with Linux.

252 files changed, 553 insertions, 540 deletions

diff --git a/doc/old/cross.txt b/doc/old/cross.txt
index 9c117774fc4b..82a69f6f3792 100644
--- a/doc/old/cross.txt
+++ b/doc/old/cross.txt
@@ -184,10 +184,10 @@ if test "$noSysDirs" = "1"; then
     if test "$noSysDirs" = "1"; then
         # Figure out what extra flags to pass to the gcc compilers
         # being generated to make sure that they use our glibc.
-        if test -e $NIX_GCC/nix-support/orig-glibc; then
-            glibc=$(cat $NIX_GCC/nix-support/orig-glibc)
+        if test -e $NIX_CC/nix-support/orig-glibc; then
+            glibc=$(cat $NIX_CC/nix-support/orig-glibc)
             # Ugh.  Copied from gcc-wrapper/builder.sh.  We can't just
-            # source in $NIX_GCC/nix-support/add-flags, since that
+            # source in $NIX_CC/nix-support/add-flags, since that
             # would cause *this* GCC to be linked against the
             # *previous* GCC.  Need some more modularity there.
             extraCFlags="-B$glibc/lib -isystem $glibc/include"
diff --git a/maintainers/scripts/patchelf-hints.sh b/maintainers/scripts/patchelf-hints.sh
index 8de1d37c7f93..e6b3eeafafc6 100755
--- a/maintainers/scripts/patchelf-hints.sh
+++ b/maintainers/scripts/patchelf-hints.sh
@@ -62,7 +62,7 @@ for bin in $(find $binaryDist -executable -type f) :; do
         )
 
         if test "$names" = "glibc"; then names="stdenv.glibc"; fi
-        if echo $names | grep -c "gcc" &> /dev/null; then names="stdenv.gcc.gcc"; fi
+        if echo $names | grep -c "gcc" &> /dev/null; then names="stdenv.cc.gcc"; fi
 
         if test $lib != $libPath; then
             interpreter="--interpreter \${$names}/lib/$lib"
diff --git a/pkgs/applications/audio/amarok/default.nix b/pkgs/applications/audio/amarok/default.nix
index b1bcfe869f78..d695150bf319 100644
--- a/pkgs/applications/audio/amarok/default.nix
+++ b/pkgs/applications/audio/amarok/default.nix
@@ -16,7 +16,7 @@ stdenv.mkDerivation rec {
 
   QT_PLUGIN_PATH="${qtscriptgenerator}/lib/qt4/plugins";
 
-  buildInputs = [ qtscriptgenerator stdenv.gcc.libc gettext curl
+  buildInputs = [ qtscriptgenerator stdenv.cc.libc gettext curl
     libxml2 mysql taglib taglib_extras loudmouth kdelibs automoc4 phonon strigi
     soprano qca2 libmtp liblastfm libgpod pkgconfig qjson ffmpeg libofa nepomuk_core ];
 
diff --git a/pkgs/applications/audio/cdparanoia/default.nix b/pkgs/applications/audio/cdparanoia/default.nix
index 6bd9e0b376e9..5c5416b79e16 100644
--- a/pkgs/applications/audio/cdparanoia/default.nix
+++ b/pkgs/applications/audio/cdparanoia/default.nix
@@ -7,6 +7,8 @@ stdenv.mkDerivation rec {
     url = "http://downloads.xiph.org/releases/cdparanoia/${name}.src.tgz";
     sha256 = "1pv4zrajm46za0f6lv162iqffih57a8ly4pc69f7y0gfyigb8p80";
   };
+
+  preConfigure = "unset CC";
   
   meta = {
     homepage = http://xiph.org/paranoia;
diff --git a/pkgs/applications/audio/google-musicmanager/default.nix b/pkgs/applications/audio/google-musicmanager/default.nix
index 63a87b315541..f50d294f6761 100644
--- a/pkgs/applications/audio/google-musicmanager/default.nix
+++ b/pkgs/applications/audio/google-musicmanager/default.nix
@@ -33,8 +33,8 @@ stdenv.mkDerivation rec {
 
   buildPhase = ''
     patchelf \
-      --set-interpreter "$(cat $NIX_GCC/nix-support/dynamic-linker)" \
-      --set-rpath "$out/opt/google/musicmanager:${readline}/lib:${ncurses}/lib:${stdenv.gcc.libc}/lib:${qt48}/lib:${stdenv.gcc.gcc}/lib:${libidn}/lib:${expat}/lib:${flac}/lib:${libvorbis}/lib" opt/google/musicmanager/MusicManager
+      --set-interpreter "$(cat $NIX_CC/nix-support/dynamic-linker)" \
+      --set-rpath "$out/opt/google/musicmanager:${readline}/lib:${ncurses}/lib:${stdenv.cc.libc}/lib:${qt48}/lib:${stdenv.cc.gcc}/lib:${libidn}/lib:${expat}/lib:${flac}/lib:${libvorbis}/lib" opt/google/musicmanager/MusicManager
   '';
 
   dontPatchELF = true;
diff --git a/pkgs/applications/audio/spotify/default.nix b/pkgs/applications/audio/spotify/default.nix
index 47919a7d7f88..08ce9093dd54 100644
--- a/pkgs/applications/audio/spotify/default.nix
+++ b/pkgs/applications/audio/spotify/default.nix
@@ -45,7 +45,7 @@ let
     pango
     qt4
     sqlite
-    stdenv.gcc.gcc
+    stdenv.cc.gcc
     xlibs.libX11
     xlibs.libXcomposite
     xlibs.libXdamage
@@ -113,16 +113,16 @@ stdenv.mkDerivation {
 
       mkdir -p $out/bin
 
-      rpath="$out/spotify-client/Data:$out/lib:$out/spotify-client:${stdenv.gcc.gcc}/lib64"
+      rpath="$out/spotify-client/Data:$out/lib:$out/spotify-client:${stdenv.cc.gcc}/lib64"
 
       ln -s $out/spotify-client/spotify $out/bin/spotify
 
       patchelf \
-        --interpreter "$(cat $NIX_GCC/nix-support/dynamic-linker)" \
+        --interpreter "$(cat $NIX_CC/nix-support/dynamic-linker)" \
         --set-rpath $rpath $out/spotify-client/spotify
 
       patchelf \
-        --interpreter "$(cat $NIX_GCC/nix-support/dynamic-linker)" \
+        --interpreter "$(cat $NIX_CC/nix-support/dynamic-linker)" \
         --set-rpath $rpath $out/spotify-client/Data/SpotifyHelper
 
       dpkg-deb -x ${qt4webkit} ./
diff --git a/pkgs/applications/editors/atom/default.nix b/pkgs/applications/editors/atom/default.nix
index d16233332e5c..8bace6210d70 100644
--- a/pkgs/applications/editors/atom/default.nix
+++ b/pkgs/applications/editors/atom/default.nix
@@ -7,7 +7,7 @@ let
   atomEnv = buildEnv {
     name = "env-atom";
     paths = [
-      stdenv.gcc.gcc zlib glib dbus gtk atk pango freetype libgnome_keyring3
+      stdenv.cc.gcc zlib glib dbus gtk atk pango freetype libgnome_keyring3
       fontconfig gdk_pixbuf cairo cups expat libgpgerror alsaLib nspr gconf nss
       xlibs.libXrender xlibs.libX11 xlibs.libXext xlibs.libXdamage xlibs.libXtst
       xlibs.libXcomposite xlibs.libXi xlibs.libXfixes xlibs.libXrandr
@@ -33,9 +33,9 @@ in stdenv.mkDerivation rec {
     ar p $src data.tar.gz | tar -C $out -xz ./usr
     mv $out/usr/* $out/
     rm -r $out/usr/
-    patchelf --set-interpreter "$(cat $NIX_GCC/nix-support/dynamic-linker)" \
+    patchelf --set-interpreter "$(cat $NIX_CC/nix-support/dynamic-linker)" \
       $out/share/atom/atom
-    patchelf --set-interpreter "$(cat $NIX_GCC/nix-support/dynamic-linker)" \
+    patchelf --set-interpreter "$(cat $NIX_CC/nix-support/dynamic-linker)" \
       $out/share/atom/resources/app/apm/node_modules/atom-package-manager/bin/node
     wrapProgram $out/bin/atom \
       --prefix "LD_LIBRARY_PATH" : "${atomEnv}/lib:${atomEnv}/lib64"
diff --git a/pkgs/applications/editors/codeblocks/default.nix b/pkgs/applications/editors/codeblocks/default.nix
index 1bf4bb1f8e6f..750234b6399f 100644
--- a/pkgs/applications/editors/codeblocks/default.nix
+++ b/pkgs/applications/editors/codeblocks/default.nix
@@ -19,7 +19,7 @@ stdenv.mkDerivation rec {
   enableParallelBuilding = true;
   patches = [ ./writable-projects.patch ];
   preConfigure = "substituteInPlace ./configure --replace /usr/bin/file ${file}/bin/file";
-  postConfigure = optionalString stdenv.isLinux "substituteInPlace libtool --replace ldconfig ${stdenv.gcc.libc}/sbin/ldconfig";
+  postConfigure = optionalString stdenv.isLinux "substituteInPlace libtool --replace ldconfig ${stdenv.cc.libc}/sbin/ldconfig";
   configureFlags = [ "--enable-pch=no" ]
     ++ optional contribPlugins "--with-contrib-plugins";
 
diff --git a/pkgs/applications/editors/emacs-24/builder.sh b/pkgs/applications/editors/emacs-24/builder.sh
index c472d2b1a641..5b86f98d61c2 100644
--- a/pkgs/applications/editors/emacs-24/builder.sh
+++ b/pkgs/applications/editors/emacs-24/builder.sh
@@ -11,7 +11,7 @@ preConfigure() {
         *)              return;
     esac
 
-    libc=$(cat ${NIX_GCC}/nix-support/orig-libc)
+    libc=$(cat ${NIX_CC}/nix-support/orig-libc)
     echo "libc: $libc"
 
     for i in src/s/*.h src/m/*.h; do
diff --git a/pkgs/applications/editors/idea/default.nix b/pkgs/applications/editors/idea/default.nix
index 4cd88d536790..032f70786e42 100644
--- a/pkgs/applications/editors/idea/default.nix
+++ b/pkgs/applications/editors/idea/default.nix
@@ -56,9 +56,9 @@ let
         snappyPath="lib/snappy-java-1.0.5"
         7z x -o"$snappyPath" "$snappyPath.jar"
         if [ "${stdenv.system}" == "x86_64-linux" ]; then
-          patchelf --set-rpath ${stdenv.gcc.gcc}/lib64 "$snappyPath/org/xerial/snappy/native/Linux/amd64/libsnappyjava.so"
+          patchelf --set-rpath ${stdenv.cc.gcc}/lib64 "$snappyPath/org/xerial/snappy/native/Linux/amd64/libsnappyjava.so"
         else
-          patchelf --set-rpath ${stdenv.gcc.gcc}/lib "$snappyPath/org/xerial/snappy/native/Linux/i386/libsnappyjava.so"
+          patchelf --set-rpath ${stdenv.cc.gcc}/lib "$snappyPath/org/xerial/snappy/native/Linux/i386/libsnappyjava.so"
         fi
         7z a -tzip "$snappyPath.jar" ./"$snappyPath"/*
         rm -vr "$snappyPath"
@@ -76,7 +76,7 @@ let
 
       makeWrapper "$out/$name/bin/${loName}.sh" "$out/bin/${loName}" \
         --prefix PATH : "${jdk}/bin:${coreutils}/bin:${gnugrep}/bin:${which}/bin:${git}/bin" \
-        --prefix LD_RUN_PATH : "${stdenv.gcc.gcc}/lib/" \
+        --prefix LD_RUN_PATH : "${stdenv.cc.gcc}/lib/" \
         --prefix JDK_HOME : "$jdk" \
         --prefix ${hiName}_JDK : "$jdk"
 
diff --git a/pkgs/applications/editors/lighttable/default.nix b/pkgs/applications/editors/lighttable/default.nix
index b5ab1950e2b6..f66540abaa69 100644
--- a/pkgs/applications/editors/lighttable/default.nix
+++ b/pkgs/applications/editors/lighttable/default.nix
@@ -5,7 +5,7 @@
 
 let
   libPath = stdenv.lib.makeLibraryPath [
-      stdenv.gcc.gcc zlib glib dbus gtk atk pango freetype libgnome_keyring3 nss
+      stdenv.cc.gcc zlib glib dbus gtk atk pango freetype libgnome_keyring3 nss
       fontconfig gdk_pixbuf cairo cups expat libgpgerror alsaLib nspr gnome3.gconf
       xlibs.libXrender xlibs.libX11 xlibs.libXext xlibs.libXdamage xlibs.libXtst
       xlibs.libXcomposite xlibs.libXi xlibs.libXfixes
@@ -40,8 +40,8 @@ stdenv.mkDerivation rec {
     mv LightTable $out/
 
     patchelf \
-      --interpreter "$(cat $NIX_GCC/nix-support/dynamic-linker)" \
-      --set-rpath ${libPath}:${stdenv.gcc.gcc}/lib${stdenv.lib.optionalString stdenv.is64bit "64"} \
+      --interpreter "$(cat $NIX_CC/nix-support/dynamic-linker)" \
+      --set-rpath ${libPath}:${stdenv.cc.gcc}/lib${stdenv.lib.optionalString stdenv.is64bit "64"} \
       $out/LightTable/ltbin
 
     ln -s ${udev}/lib/libudev.so.1 $out/LightTable/libudev.so.0
diff --git a/pkgs/applications/editors/sublime/default.nix b/pkgs/applications/editors/sublime/default.nix
index 0c967e05ba11..d51562b0213a 100644
--- a/pkgs/applications/editors/sublime/default.nix
+++ b/pkgs/applications/editors/sublime/default.nix
@@ -28,8 +28,8 @@ stdenv.mkDerivation rec {
 
     echo ${libPath}
     patchelf \
-      --interpreter "$(cat $NIX_GCC/nix-support/dynamic-linker)" \
-      --set-rpath ${libPath}:${stdenv.gcc.gcc}/lib${stdenv.lib.optionalString stdenv.is64bit "64"} \
+      --interpreter "$(cat $NIX_CC/nix-support/dynamic-linker)" \
+      --set-rpath ${libPath}:${stdenv.cc.gcc}/lib${stdenv.lib.optionalString stdenv.is64bit "64"} \
       $out/sublime/sublime_text
   '';
 
diff --git a/pkgs/applications/editors/sublime3/default.nix b/pkgs/applications/editors/sublime3/default.nix
index c27f5171de59..3864f48738ac 100644
--- a/pkgs/applications/editors/sublime3/default.nix
+++ b/pkgs/applications/editors/sublime3/default.nix
@@ -31,8 +31,8 @@ in let
     buildPhase = ''
       for i in sublime_text plugin_host crash_reporter; do
         patchelf \
-          --interpreter "$(cat $NIX_GCC/nix-support/dynamic-linker)" \
-          --set-rpath ${libPath}:${stdenv.gcc.gcc}/lib${stdenv.lib.optionalString stdenv.is64bit "64"} \
+          --interpreter "$(cat $NIX_CC/nix-support/dynamic-linker)" \
+          --set-rpath ${libPath}:${stdenv.cc.gcc}/lib${stdenv.lib.optionalString stdenv.is64bit "64"} \
           $i
       done
     '';
@@ -41,7 +41,7 @@ in let
       mkdir -p $out
       cp -prvd * $out/
       # Without this, plugin_host crashes, even though it has the rpath
-      wrapProgram $out/plugin_host --prefix LD_PRELOAD : ${stdenv.gcc.gcc}/lib${stdenv.lib.optionalString stdenv.is64bit "64"}/libgcc_s.so.1:${openssl}/lib/libssl.so:${bzip2}/lib/libbz2.so
+      wrapProgram $out/plugin_host --prefix LD_PRELOAD : ${stdenv.cc.gcc}/lib${stdenv.lib.optionalString stdenv.is64bit "64"}/libgcc_s.so.1:${openssl}/lib/libssl.so:${bzip2}/lib/libbz2.so
     '';
   };
 in stdenv.mkDerivation {
diff --git a/pkgs/applications/misc/adobe-reader/builder.sh b/pkgs/applications/misc/adobe-reader/builder.sh
index 6024734dc444..41281385c990 100644
--- a/pkgs/applications/misc/adobe-reader/builder.sh
+++ b/pkgs/applications/misc/adobe-reader/builder.sh
@@ -17,7 +17,7 @@ rm $p/Reader/intellinux/plug_ins/PPKLite.api
 # More pointless files.
 rm $p/bin/UNINSTALL
 
-patchelf --interpreter "$(cat $NIX_GCC/nix-support/dynamic-linker)" \
+patchelf --interpreter "$(cat $NIX_CC/nix-support/dynamic-linker)" \
     --set-rpath $libPath \
     $p/Reader/intellinux/bin/acroread
 
diff --git a/pkgs/applications/misc/adobe-reader/default.nix b/pkgs/applications/misc/adobe-reader/default.nix
index 85bc89f77559..07f8ba1d6273 100644
--- a/pkgs/applications/misc/adobe-reader/default.nix
+++ b/pkgs/applications/misc/adobe-reader/default.nix
@@ -20,7 +20,7 @@ stdenv.mkDerivation {
   # versions.
 
   libPath = stdenv.lib.makeLibraryPath
-    [ stdenv.gcc.gcc libX11 zlib libxml2 cups pango atk gtk glib gdk_pixbuf ];
+    [ stdenv.cc.gcc libX11 zlib libxml2 cups pango atk gtk glib gdk_pixbuf ];
 
   meta = {
     description = "Adobe Reader, a viewer for PDF documents";
diff --git a/pkgs/applications/misc/googleearth/default.nix b/pkgs/applications/misc/googleearth/default.nix
index ea577beb5929..48db5eb07b22 100644
--- a/pkgs/applications/misc/googleearth/default.nix
+++ b/pkgs/applications/misc/googleearth/default.nix
@@ -16,7 +16,7 @@ stdenv.mkDerivation {
   nativeBuildInputs = [
     glibc
     glib
-    stdenv.gcc.gcc
+    stdenv.cc.gcc
     libSM 
     libICE 
     libXi 
@@ -59,7 +59,7 @@ stdenv.mkDerivation {
       fullPath=$fullPath:$i/lib
     done
           
-    patchelf --interpreter "$(cat $NIX_GCC/nix-support/dynamic-linker)" \
+    patchelf --interpreter "$(cat $NIX_CC/nix-support/dynamic-linker)" \
       --set-rpath $fullPath \
       $out/opt/googleearth/googleearth-bin
 
diff --git a/pkgs/applications/misc/ikiwiki/default.nix b/pkgs/applications/misc/ikiwiki/default.nix
index b58f0a5703c1..691fecc77fdb 100644
--- a/pkgs/applications/misc/ikiwiki/default.nix
+++ b/pkgs/applications/misc/ikiwiki/default.nix
@@ -53,7 +53,7 @@ stdenv.mkDerivation {
     sed -i /ENV{PATH}/d ikiwiki.in
     # State the gcc dependency, and make the cgi use our wrapper
     sed -i -e 's@$0@"'$out/bin/ikiwiki'"@' \
-        -e "s@'cc'@'${stdenv.gcc}/bin/gcc'@" IkiWiki/Wrapper.pm
+        -e "s@'cc'@'${stdenv.cc}/bin/gcc'@" IkiWiki/Wrapper.pm
   '';
 
   configurePhase = "perl Makefile.PL PREFIX=$out";
diff --git a/pkgs/applications/misc/k3b/default.nix b/pkgs/applications/misc/k3b/default.nix
index fbe6c48264cf..0a49ad445608 100644
--- a/pkgs/applications/misc/k3b/default.nix
+++ b/pkgs/applications/misc/k3b/default.nix
@@ -15,7 +15,7 @@ stdenv.mkDerivation rec {
   buildInputs =
     [ cmake qt4 perl shared_mime_info libvorbis taglib
       flac libsamplerate libdvdread lame libsndfile
-      libmad gettext stdenv.gcc.libc
+      libmad gettext stdenv.cc.libc
       kdelibs kdemultimedia automoc4 phonon
       libkcddb makeWrapper cdparanoia
     ];
diff --git a/pkgs/applications/misc/mysql-workbench/default.nix b/pkgs/applications/misc/mysql-workbench/default.nix
index 91fd1da10149..93450d17916f 100644
--- a/pkgs/applications/misc/mysql-workbench/default.nix
+++ b/pkgs/applications/misc/mysql-workbench/default.nix
@@ -31,7 +31,7 @@ stdenv.mkDerivation rec {
   postInstall = ''
     wrapProgram "$out/bin/mysql-workbench" \
       --prefix LD_LIBRARY_PATH : "${python}/lib" \
-      --prefix LD_LIBRARY_PATH : "$(cat ${stdenv.gcc}/nix-support/orig-gcc)/lib64" \
+      --prefix LD_LIBRARY_PATH : "$(cat ${stdenv.cc}/nix-support/orig-gcc)/lib64" \
       --prefix PATH : "${gnome_keyring}/bin" \
       --prefix PATH : "${python}/bin" \
       --set PYTHONPATH $PYTHONPATH \
diff --git a/pkgs/applications/misc/procmail/default.nix b/pkgs/applications/misc/procmail/default.nix
index 7b25f9fc5c77..38c982dc3e54 100644
--- a/pkgs/applications/misc/procmail/default.nix
+++ b/pkgs/applications/misc/procmail/default.nix
@@ -3,7 +3,7 @@
 stdenv.mkDerivation {
   name = "procmail-3.22";
 
-  buildInputs = [ stdenv.gcc.libc ];
+  buildInputs = [ stdenv.cc.libc ];
 
   # getline is defined differently in glibc now. So rename it.
   installPhase = "
diff --git a/pkgs/applications/misc/rescuetime/default.nix b/pkgs/applications/misc/rescuetime/default.nix
index 2fd43382c402..bb0cf451957b 100644
--- a/pkgs/applications/misc/rescuetime/default.nix
+++ b/pkgs/applications/misc/rescuetime/default.nix
@@ -28,7 +28,7 @@ stdenv.mkDerivation {
     cp usr/bin/rescuetime $out/bin
 
     ${patchelf}/bin/patchelf \
-      --interpreter "$(cat $NIX_GCC/nix-support/dynamic-linker)" \
+      --interpreter "$(cat $NIX_CC/nix-support/dynamic-linker)" \
       $out/bin/rescuetime
 
     wrapProgram $out/bin/rescuetime \
diff --git a/pkgs/applications/networking/bittorrentsync/default.nix b/pkgs/applications/networking/bittorrentsync/default.nix
index e73c59c5a377..974a5a83de4f 100644
--- a/pkgs/applications/networking/bittorrentsync/default.nix
+++ b/pkgs/applications/networking/bittorrentsync/default.nix
@@ -9,7 +9,7 @@ let
     else if stdenv.system == "i686-linux" then "0jv3zg0jhdzsc56kkpylwihvhsz73gsl2i2pjmqk3r3x4gwjk8xx"
     else throw "Bittorrent Sync for: ${stdenv.system} not supported!";
 
-  libPath = stdenv.lib.makeLibraryPath [ stdenv.gcc.libc ];
+  libPath = stdenv.lib.makeLibraryPath [ stdenv.cc.libc ];
 in
 stdenv.mkDerivation rec {
   name = "btsync-${version}";
@@ -28,7 +28,7 @@ stdenv.mkDerivation rec {
     mkdir -p "$out/bin/"
     cp -r "btsync" "$out/bin/"
 
-    patchelf --interpreter "$(cat $NIX_GCC/nix-support/dynamic-linker)" \
+    patchelf --interpreter "$(cat $NIX_CC/nix-support/dynamic-linker)" \
       --set-rpath ${libPath} "$out/bin/btsync"
   '';
 
diff --git a/pkgs/applications/networking/browsers/chromium/plugins.nix b/pkgs/applications/networking/browsers/chromium/plugins.nix
index 55e0cc4caa21..8e2dd2a48869 100644
--- a/pkgs/applications/networking/browsers/chromium/plugins.nix
+++ b/pkgs/applications/networking/browsers/chromium/plugins.nix
@@ -35,7 +35,7 @@ let
     '';
 
     patchPhase = let
-      rpaths = [ stdenv.gcc.gcc ];
+      rpaths = [ stdenv.cc.gcc ];
       mkrpath = p: "${makeSearchPath "lib64" p}:${makeSearchPath "lib" p}";
     in ''
       for sofile in PepperFlash/libpepflashplayer.so \
diff --git a/pkgs/applications/networking/browsers/firefox-bin/default.nix b/pkgs/applications/networking/browsers/firefox-bin/default.nix
index 3f85467fe315..c9956497b109 100644
--- a/pkgs/applications/networking/browsers/firefox-bin/default.nix
+++ b/pkgs/applications/networking/browsers/firefox-bin/default.nix
@@ -70,7 +70,7 @@ stdenv.mkDerivation {
   phases = "unpackPhase installPhase";
 
   libPath = stdenv.lib.makeLibraryPath
-    [ stdenv.gcc.gcc
+    [ stdenv.cc.gcc
       alsaLib
       atk
       cairo
@@ -106,7 +106,7 @@ stdenv.mkDerivation {
       pulseaudio
       systemd
     ] + ":" + stdenv.lib.makeSearchPath "lib64" [
-      stdenv.gcc.gcc
+      stdenv.cc.gcc
     ];
 
   # "strip" after "patchelf" may break binaries.
@@ -125,7 +125,7 @@ stdenv.mkDerivation {
         firefox mozilla-xremote-client firefox-bin plugin-container \
         updater crashreporter webapprt-stub
       do
-        patchelf --interpreter "$(cat $NIX_GCC/nix-support/dynamic-linker)" \
+        patchelf --interpreter "$(cat $NIX_CC/nix-support/dynamic-linker)" \
           "$out/usr/lib/firefox-bin-${version}/$executable"
       done
 
diff --git a/pkgs/applications/networking/browsers/firefox/default.nix b/pkgs/applications/networking/browsers/firefox/default.nix
index 2892aa328b0c..b5b1faa81467 100644
--- a/pkgs/applications/networking/browsers/firefox/default.nix
+++ b/pkgs/applications/networking/browsers/firefox/default.nix
@@ -13,7 +13,7 @@
   enableOfficialBranding ? false
 }:
 
-assert stdenv.gcc ? libc && stdenv.gcc.libc != null;
+assert stdenv.cc ? libc && stdenv.cc.libc != null;
 
 let version = "34.0.5"; in
 
diff --git a/pkgs/applications/networking/browsers/mozilla-plugins/google-talk-plugin/default.nix b/pkgs/applications/networking/browsers/mozilla-plugins/google-talk-plugin/default.nix
index 029df7e46ded..826f35fa839d 100644
--- a/pkgs/applications/networking/browsers/mozilla-plugins/google-talk-plugin/default.nix
+++ b/pkgs/applications/networking/browsers/mozilla-plugins/google-talk-plugin/default.nix
@@ -32,7 +32,7 @@ let
       xorg.libXfixes
       xorg.libXrender
       xorg.libXrandr
-      stdenv.gcc.gcc
+      stdenv.cc.gcc
       alsaLib
       pulseaudio
       dbus_glib
@@ -76,19 +76,19 @@ stdenv.mkDerivation rec {
       cp opt/google/talkplugin/*.so $plugins
 
       for i in libnpgoogletalk.so libppgoogletalk.so libppo1d.so; do
-        patchelf --set-rpath "${makeLibraryPath [ stdenv.gcc.gcc xorg.libX11 ]}:${stdenv.gcc.gcc}/lib64" $plugins/$i
+        patchelf --set-rpath "${makeLibraryPath [ stdenv.cc.gcc xorg.libX11 ]}:${stdenv.cc.gcc}/lib64" $plugins/$i
       done
 
       for i in libgoogletalkremoting.so libnpo1d.so; do
-        patchelf --set-rpath "$out/libexec/google/talkplugin/lib:${rpathPlugin}:${stdenv.gcc.gcc}/lib64" $plugins/$i
+        patchelf --set-rpath "$out/libexec/google/talkplugin/lib:${rpathPlugin}:${stdenv.cc.gcc}/lib64" $plugins/$i
       done
 
       mkdir -p $out/libexec/google/talkplugin
       cp -prd opt/google/talkplugin/{data,GoogleTalkPlugin,locale,remoting24x24.png,windowpicker.glade} $out/libexec/google/talkplugin/
 
       patchelf \
-        --set-interpreter "$(cat $NIX_GCC/nix-support/dynamic-linker)" \
-        --set-rpath "${rpathProgram}:${stdenv.gcc.gcc}/lib64" \
+        --set-interpreter "$(cat $NIX_CC/nix-support/dynamic-linker)" \
+        --set-rpath "${rpathProgram}:${stdenv.cc.gcc}/lib64" \
         $out/libexec/google/talkplugin/GoogleTalkPlugin
 
       # Generate an LD_PRELOAD wrapper to redirect execvp() calls to
diff --git a/pkgs/applications/networking/browsers/opera/default.nix b/pkgs/applications/networking/browsers/opera/default.nix
index d0fe7e91989d..eefae9d5dae8 100644
--- a/pkgs/applications/networking/browsers/opera/default.nix
+++ b/pkgs/applications/networking/browsers/opera/default.nix
@@ -6,7 +6,7 @@
 , kdeSupport ? false, qt4, kdelibs
 }:
 
-assert stdenv.isLinux && stdenv.gcc.gcc != null && stdenv.gcc.libc != null;
+assert stdenv.isLinux && stdenv.cc.gcc != null && stdenv.cc.libc != null;
 
 let
   mirror = http://get.geo.opera.com/pub/opera;
@@ -37,7 +37,7 @@ stdenv.mkDerivation rec {
     '';
 
   buildInputs =
-    [ stdenv.gcc.gcc stdenv.gcc.libc zlib libX11 libXt libXext libSM libICE
+    [ stdenv.cc.gcc stdenv.cc.libc zlib libX11 libXt libXext libSM libICE
       libXft freetype fontconfig libXrender libuuid expat
       gstreamer libxml2 gst_plugins_base
     ]
@@ -57,7 +57,7 @@ stdenv.mkDerivation rec {
       elif [ $type == "EXEC" ]; then
         echo "patching $f executable <<"
         patchelf \
-            --set-interpreter "$(cat $NIX_GCC/nix-support/dynamic-linker)" \
+            --set-interpreter "$(cat $NIX_CC/nix-support/dynamic-linker)" \
             --set-rpath "${libPath}" \
             "$f"
       elif [ $type == "DYN" ]; then
diff --git a/pkgs/applications/networking/cluster/hadoop/default.nix b/pkgs/applications/networking/cluster/hadoop/default.nix
index f6e86c6289cf..baa13254f234 100644
--- a/pkgs/applications/networking/cluster/hadoop/default.nix
+++ b/pkgs/applications/networking/cluster/hadoop/default.nix
@@ -15,7 +15,7 @@ stdenv.mkDerivation rec {
     for n in "bin/"* "sbin/"*; do
       sed -i $n -e "s|#!/usr/bin/env bash|#! ${bash}/bin/bash|"
     done
-    patchelf --set-interpreter "$(cat $NIX_GCC/nix-support/dynamic-linker)" bin/container-executor
+    patchelf --set-interpreter "$(cat $NIX_CC/nix-support/dynamic-linker)" bin/container-executor
   '';
 
   installPhase = ''
diff --git a/pkgs/applications/networking/instant-messengers/baresip/default.nix b/pkgs/applications/networking/instant-messengers/baresip/default.nix
index b878427e876a..ef414899aae0 100644
--- a/pkgs/applications/networking/instant-messengers/baresip/default.nix
+++ b/pkgs/applications/networking/instant-messengers/baresip/default.nix
@@ -32,8 +32,8 @@ stdenv.mkDerivation rec {
     "USE_BV32=" "USE_COREAUDIO=" "USE_G711=" "USE_G722=" "USE_G722_1=" 
     "USE_ILBC=" "USE_OPUS=" "USE_SILK=" 
   ]
-  ++ stdenv.lib.optional (stdenv.gcc.gcc != null) "SYSROOT_ALT=${stdenv.gcc.gcc}"
-  ++ stdenv.lib.optional (stdenv.gcc.libc != null) "SYSROOT=${stdenv.gcc.libc}"
+  ++ stdenv.lib.optional (stdenv.cc.gcc != null) "SYSROOT_ALT=${stdenv.cc.gcc}"
+  ++ stdenv.lib.optional (stdenv.cc.libc != null) "SYSROOT=${stdenv.cc.libc}"
   ;
   NIX_CFLAGS_COMPILE='' -I${librem}/include/rem -I${gsm}/include/gsm '';
   meta = {
diff --git a/pkgs/applications/networking/instant-messengers/fuze/default.nix b/pkgs/applications/networking/instant-messengers/fuze/default.nix
index 41ffb421f8e6..083299b3dc52 100644
--- a/pkgs/applications/networking/instant-messengers/fuze/default.nix
+++ b/pkgs/applications/networking/instant-messengers/fuze/default.nix
@@ -19,7 +19,7 @@ stdenv.mkDerivation {
   libPath =
     stdenv.lib.makeLibraryPath [
       openssl alsaLib libXext libXfixes libXrandr libjpeg curl_custom
-      libX11 libXmu libXv qt4 libXtst mesa stdenv.gcc.gcc zlib
+      libX11 libXmu libXv qt4 libXtst mesa stdenv.cc.gcc zlib
       gnome.GConf libidn rtmpdump c-ares openldap
     ];
   buildCommand = ''
@@ -28,7 +28,7 @@ stdenv.mkDerivation {
     cp -R usr/lib/fuzebox $out/lib
 
     patchelf \
-      --set-interpreter "$(cat $NIX_GCC/nix-support/dynamic-linker)" \
+      --set-interpreter "$(cat $NIX_CC/nix-support/dynamic-linker)" \
       --set-rpath $out/lib/fuzebox:$libPath \
       $out/lib/fuzebox/FuzeLinuxApp
 
diff --git a/pkgs/applications/networking/instant-messengers/hipchat/default.nix b/pkgs/applications/networking/instant-messengers/hipchat/default.nix
index 5206db497b83..c2c69b0e2fbe 100644
--- a/pkgs/applications/networking/instant-messengers/hipchat/default.nix
+++ b/pkgs/applications/networking/instant-messengers/hipchat/default.nix
@@ -41,7 +41,7 @@ let
     xz
     libcanberra
     xcbutilkeysyms
-  ] + ":${stdenv.gcc.gcc}/lib${stdenv.lib.optionalString stdenv.is64bit "64"}";
+  ] + ":${stdenv.cc.gcc}/lib${stdenv.lib.optionalString stdenv.is64bit "64"}";
 
   src =
     if stdenv.system == "x86_64-linux" then
@@ -76,7 +76,7 @@ stdenv.mkDerivation {
     mv usr/share $out
 
     for file in $(find $d -type f); do
-        patchelf --set-interpreter "$(cat $NIX_GCC/nix-support/dynamic-linker)" $file || true
+        patchelf --set-interpreter "$(cat $NIX_CC/nix-support/dynamic-linker)" $file || true
         patchelf --set-rpath ${rpath}:\$ORIGIN $file || true
     done
 
diff --git a/pkgs/applications/networking/instant-messengers/skype/default.nix b/pkgs/applications/networking/instant-messengers/skype/default.nix
index 32755306cc76..a1ec302a3481 100644
--- a/pkgs/applications/networking/instant-messengers/skype/default.nix
+++ b/pkgs/applications/networking/instant-messengers/skype/default.nix
@@ -14,7 +14,7 @@ stdenv.mkDerivation rec {
 
   buildInputs = [
     stdenv.glibc
-    stdenv.gcc.gcc
+    stdenv.cc.gcc
     libXv
     libXext
     libX11
@@ -43,7 +43,7 @@ stdenv.mkDerivation rec {
       fullPath=$fullPath''${fullPath:+:}$i/lib
     done
 
-    patchelf --interpreter "$(cat $NIX_GCC/nix-support/dynamic-linker)" \
+    patchelf --interpreter "$(cat $NIX_CC/nix-support/dynamic-linker)" \
         --set-rpath "$fullPath" $out/libexec/skype/skype
 
     cat > $out/bin/skype << EOF
diff --git a/pkgs/applications/networking/instant-messengers/teamspeak/client.nix b/pkgs/applications/networking/instant-messengers/teamspeak/client.nix
index 8a3e7203f265..256b4a7ed3ab 100644
--- a/pkgs/applications/networking/instant-messengers/teamspeak/client.nix
+++ b/pkgs/applications/networking/instant-messengers/teamspeak/client.nix
@@ -46,8 +46,8 @@ stdenv.mkDerivation rec {
       mv ts3client_linux_${arch} ts3client
       echo "patching ts3client..."
       patchelf \
-        --interpreter "$(cat $NIX_GCC/nix-support/dynamic-linker)" \
-        --set-rpath ${stdenv.lib.makeLibraryPath deps}:$(cat $NIX_GCC/nix-support/orig-gcc)/${libDir} \
+        --interpreter "$(cat $NIX_CC/nix-support/dynamic-linker)" \
+        --set-rpath ${stdenv.lib.makeLibraryPath deps}:$(cat $NIX_CC/nix-support/orig-gcc)/${libDir} \
         --force-rpath \
         ts3client
     '';
diff --git a/pkgs/applications/networking/instant-messengers/teamspeak/server.nix b/pkgs/applications/networking/instant-messengers/teamspeak/server.nix
index 7a57cb8ad62c..be5f6d0037c7 100644
--- a/pkgs/applications/networking/instant-messengers/teamspeak/server.nix
+++ b/pkgs/applications/networking/instant-messengers/teamspeak/server.nix
@@ -29,8 +29,8 @@ stdenv.mkDerivation {
       mv ts3server_linux_${arch} ts3server
       echo "patching ts3server"
       patchelf \
-        --interpreter "$(cat $NIX_GCC/nix-support/dynamic-linker)" \
-        --set-rpath $(cat $NIX_GCC/nix-support/orig-gcc)/${libDir} \
+        --interpreter "$(cat $NIX_CC/nix-support/dynamic-linker)" \
+        --set-rpath $(cat $NIX_CC/nix-support/orig-gcc)/${libDir} \
         --force-rpath \
         ts3server
     '';
diff --git a/pkgs/applications/networking/mailreaders/thunderbird-bin/default.nix b/pkgs/applications/networking/mailreaders/thunderbird-bin/default.nix
index 55e5820a5d2b..c777a695924e 100644
--- a/pkgs/applications/networking/mailreaders/thunderbird-bin/default.nix
+++ b/pkgs/applications/networking/mailreaders/thunderbird-bin/default.nix
@@ -115,7 +115,7 @@ stdenv.mkDerivation {
         thunderbird mozilla-xremote-client thunderbird-bin plugin-container \
         updater
       do
-        patchelf --interpreter "$(cat $NIX_GCC/nix-support/dynamic-linker)" \
+        patchelf --interpreter "$(cat $NIX_CC/nix-support/dynamic-linker)" \
           "$out/usr/lib/thunderbird-bin-${version}/$executable"
       done
 
diff --git a/pkgs/applications/networking/remote/teamviewer/8.nix b/pkgs/applications/networking/remote/teamviewer/8.nix
index a47d7bad4c9d..ba5cc85e5a4e 100644
--- a/pkgs/applications/networking/remote/teamviewer/8.nix
+++ b/pkgs/applications/networking/remote/teamviewer/8.nix
@@ -5,7 +5,7 @@ let
   topath = "${wineUnstable}/bin";
 
   toldpath = stdenv.lib.concatStringsSep ":" (map (x: "${x}/lib") 
-    [ stdenv.gcc.gcc libX11 libXtst libXext libXdamage libXfixes wineUnstable ]);
+    [ stdenv.cc.gcc libX11 libXtst libXext libXdamage libXfixes wineUnstable ]);
 in
 stdenv.mkDerivation {
   name = "teamviewer-8.0.17147";
@@ -34,8 +34,8 @@ stdenv.mkDerivation {
     EOF
     chmod +x $out/bin/teamviewer
 
-    patchelf --set-rpath "${stdenv.gcc.gcc}/lib64:${stdenv.gcc.gcc}/lib:${libX11}/lib:${libXext}/lib:${libXau}/lib:${libXdamage}/lib:${libXfixes}/lib" $out/share/teamviewer8/tv_bin/teamviewerd
-    patchelf --set-interpreter "$(cat $NIX_GCC/nix-support/dynamic-linker)" $out/share/teamviewer8/tv_bin/teamviewerd
+    patchelf --set-rpath "${stdenv.cc.gcc}/lib64:${stdenv.cc.gcc}/lib:${libX11}/lib:${libXext}/lib:${libXau}/lib:${libXdamage}/lib:${libXfixes}/lib" $out/share/teamviewer8/tv_bin/teamviewerd
+    patchelf --set-interpreter "$(cat $NIX_CC/nix-support/dynamic-linker)" $out/share/teamviewer8/tv_bin/teamviewerd
     ln -s $out/share/teamviewer8/tv_bin/teamviewerd $out/bin/
   '';
 
diff --git a/pkgs/applications/networking/remote/teamviewer/9.nix b/pkgs/applications/networking/remote/teamviewer/9.nix
index 6ae68aea9ea3..8078ae1b6ff5 100644
--- a/pkgs/applications/networking/remote/teamviewer/9.nix
+++ b/pkgs/applications/networking/remote/teamviewer/9.nix
@@ -35,7 +35,7 @@ stdenv.mkDerivation {
     chmod +x $out/bin/teamviewer
 
     patchelf --set-rpath "${stdenv.gcc.gcc}/lib64:${stdenv.gcc.gcc}/lib:${libX11}/lib:${libXext}/lib:${libXau}/lib:${libXdamage}/lib:${libXfixes}/lib" $out/share/teamviewer9/tv_bin/teamviewerd
-    patchelf --set-interpreter "$(cat $NIX_GCC/nix-support/dynamic-linker)" $out/share/teamviewer9/tv_bin/teamviewerd
+    patchelf --set-interpreter "$(cat $NIX_CC/nix-support/dynamic-linker)" $out/share/teamviewer9/tv_bin/teamviewerd
     ln -s $out/share/teamviewer9/tv_bin/teamviewerd $out/bin/
   '';
 
diff --git a/pkgs/applications/networking/remote/teamviewer/default.nix b/pkgs/applications/networking/remote/teamviewer/default.nix
index 65ddd7305c83..8e42e8004c54 100644
--- a/pkgs/applications/networking/remote/teamviewer/default.nix
+++ b/pkgs/applications/networking/remote/teamviewer/default.nix
@@ -6,7 +6,7 @@ let
   topath = "${wine}/bin";
 
   toldpath = stdenv.lib.concatStringsSep ":" (map (x: "${x}/lib") 
-    [ stdenv.gcc.gcc libX11 libXtst libXext libXdamage libXfixes wine ]);
+    [ stdenv.cc.gcc libX11 libXtst libXext libXdamage libXfixes wine ]);
 in
 stdenv.mkDerivation {
   name = "teamviewer-7.0.9377";
diff --git a/pkgs/applications/office/zotero/firefox-bin/default.nix b/pkgs/applications/office/zotero/firefox-bin/default.nix
index 3f85467fe315..4d7614e4ce35 100644
--- a/pkgs/applications/office/zotero/firefox-bin/default.nix
+++ b/pkgs/applications/office/zotero/firefox-bin/default.nix
@@ -125,7 +125,7 @@ stdenv.mkDerivation {
         firefox mozilla-xremote-client firefox-bin plugin-container \
         updater crashreporter webapprt-stub
       do
-        patchelf --interpreter "$(cat $NIX_GCC/nix-support/dynamic-linker)" \
+        patchelf --interpreter "$(cat $NIX_CC/nix-support/dynamic-linker)" \
           "$out/usr/lib/firefox-bin-${version}/$executable"
       done
 
diff --git a/pkgs/applications/science/electronics/eagle/default.nix b/pkgs/applications/science/electronics/eagle/default.nix
index 8693e45ce10f..dd8863b1c4ed 100644
--- a/pkgs/applications/science/electronics/eagle/default.nix
+++ b/pkgs/applications/science/electronics/eagle/default.nix
@@ -59,11 +59,11 @@ stdenv.mkDerivation rec {
     gcc -shared -fPIC -DEAGLE_PATH=\"$out/eagle-${version}\" ${./eagle_fixer.c} -o "$out"/lib/eagle_fixer.so -ldl
 
     # Make wrapper script
-    dynlinker="$(cat $NIX_GCC/nix-support/dynamic-linker)"
+    dynlinker="$(cat $NIX_CC/nix-support/dynamic-linker)"
     mkdir -p "$out"/bin
     cat > "$out"/bin/eagle << EOF
     #!${stdenv.shell}
-    export LD_LIBRARY_PATH="${stdenv.gcc.gcc}/lib:${libPath}"
+    export LD_LIBRARY_PATH="${stdenv.cc.gcc}/lib:${libPath}"
     export LD_PRELOAD="$out/lib/eagle_fixer.so"
     exec "$dynlinker" "$out/eagle-${version}/bin/eagle" "\$@"
     EOF
diff --git a/pkgs/applications/science/logic/verifast/default.nix b/pkgs/applications/science/logic/verifast/default.nix
index 2685f5e53d06..797333d5bd86 100644
--- a/pkgs/applications/science/logic/verifast/default.nix
+++ b/pkgs/applications/science/logic/verifast/default.nix
@@ -5,12 +5,12 @@ assert stdenv.isLinux;
 
 let
   libPath = stdenv.lib.makeLibraryPath
-    [ stdenv.gcc.libc stdenv.gcc.gcc gtk gdk_pixbuf atk pango glib cairo
+    [ stdenv.cc.libc stdenv.cc.gcc gtk gdk_pixbuf atk pango glib cairo
       freetype fontconfig libxml2 gnome2.gtksourceview
-    ] + ":${stdenv.gcc.gcc}/lib64";
+    ] + ":${stdenv.cc.gcc}/lib64";
 
   patchExe = x: ''
-    patchelf --interpreter "$(cat $NIX_GCC/nix-support/dynamic-linker)" \
+    patchelf --interpreter "$(cat $NIX_CC/nix-support/dynamic-linker)" \
       --set-rpath ${libPath} ${x}
   '';
 in
diff --git a/pkgs/applications/science/logic/yices/default.nix b/pkgs/applications/science/logic/yices/default.nix
index b6b34d96d154..e181ecfd0e11 100644
--- a/pkgs/applications/science/logic/yices/default.nix
+++ b/pkgs/applications/science/logic/yices/default.nix
@@ -3,7 +3,7 @@
 assert stdenv.isLinux;
 
 let
-  libPath = stdenv.lib.makeLibraryPath [ stdenv.gcc.libc ];
+  libPath = stdenv.lib.makeLibraryPath [ stdenv.cc.libc ];
 in
 stdenv.mkDerivation rec {
   name    = "yices-${version}";
diff --git a/pkgs/applications/science/math/mathematica/9.nix b/pkgs/applications/science/math/mathematica/9.nix
index d4d352c95bbb..64ebfb34636d 100644
--- a/pkgs/applications/science/math/mathematica/9.nix
+++ b/pkgs/applications/science/math/mathematica/9.nix
@@ -93,7 +93,7 @@ stdenv.mkDerivation rec {
       elif [ "$type" == "EXEC" ]; then
         echo "patching $f executable <<"
         patchelf \
-            --set-interpreter "$(cat $NIX_GCC/nix-support/dynamic-linker)" \
+            --set-interpreter "$(cat $NIX_CC/nix-support/dynamic-linker)" \
             --set-rpath "${ldpath}" \
             "$f"
         patchelf --shrink-rpath "$f"
diff --git a/pkgs/applications/science/math/mathematica/default.nix b/pkgs/applications/science/math/mathematica/default.nix
index 2f11144bad40..587321f09ec3 100644
--- a/pkgs/applications/science/math/mathematica/default.nix
+++ b/pkgs/applications/science/math/mathematica/default.nix
@@ -104,7 +104,7 @@ stdenv.mkDerivation rec {
         echo "patching $f executable <<"
         patchelf --shrink-rpath "$f"
         patchelf \
-	  --set-interpreter "$(cat $NIX_GCC/nix-support/dynamic-linker)" \
+	  --set-interpreter "$(cat $NIX_CC/nix-support/dynamic-linker)" \
           --set-rpath "$(patchelf --print-rpath "$f"):${ldpath}" \
           "$f" \
           && patchelf --shrink-rpath "$f" \
diff --git a/pkgs/applications/taxes/aangifte-2006/builder.sh b/pkgs/applications/taxes/aangifte-2006/builder.sh
index 8d284176d444..1b709b613bd4 100644
--- a/pkgs/applications/taxes/aangifte-2006/builder.sh
+++ b/pkgs/applications/taxes/aangifte-2006/builder.sh
@@ -3,7 +3,7 @@ source $stdenv/setup
 buildPhase() {
     for i in bin/*; do
         patchelf \
-            --set-interpreter "$(cat $NIX_GCC/nix-support/dynamic-linker)" \
+            --set-interpreter "$(cat $NIX_CC/nix-support/dynamic-linker)" \
             --set-rpath $libX11/lib:$libXext/lib \
             $i
     done
diff --git a/pkgs/applications/taxes/aangifte-2007/builder.sh b/pkgs/applications/taxes/aangifte-2007/builder.sh
index f400f1b8855b..5cf033488393 100644
--- a/pkgs/applications/taxes/aangifte-2007/builder.sh
+++ b/pkgs/applications/taxes/aangifte-2007/builder.sh
@@ -1,12 +1,12 @@
 source $stdenv/setup
 
-echo $NIX_GCC
+echo $NIX_CC
 
 buildPhase() {
     for i in bin/*; do
         patchelf \
-            --set-interpreter "$(cat $NIX_GCC/nix-support/dynamic-linker)" \
-            --set-rpath $libX11/lib:$libXext/lib:$libSM/lib:$(cat $NIX_GCC/nix-support/orig-gcc)/lib \
+            --set-interpreter "$(cat $NIX_CC/nix-support/dynamic-linker)" \
+            --set-rpath $libX11/lib:$libXext/lib:$libSM/lib:$(cat $NIX_CC/nix-support/orig-gcc)/lib \
             $i
     done
 }
diff --git a/pkgs/applications/taxes/aangifte-2008/builder.sh b/pkgs/applications/taxes/aangifte-2008/builder.sh
index f400f1b8855b..5cf033488393 100644
--- a/pkgs/applications/taxes/aangifte-2008/builder.sh
+++ b/pkgs/applications/taxes/aangifte-2008/builder.sh
@@ -1,12 +1,12 @@
 source $stdenv/setup
 
-echo $NIX_GCC
+echo $NIX_CC
 
 buildPhase() {
     for i in bin/*; do
         patchelf \
-            --set-interpreter "$(cat $NIX_GCC/nix-support/dynamic-linker)" \
-            --set-rpath $libX11/lib:$libXext/lib:$libSM/lib:$(cat $NIX_GCC/nix-support/orig-gcc)/lib \
+            --set-interpreter "$(cat $NIX_CC/nix-support/dynamic-linker)" \
+            --set-rpath $libX11/lib:$libXext/lib:$libSM/lib:$(cat $NIX_CC/nix-support/orig-gcc)/lib \
             $i
     done
 }
diff --git a/pkgs/applications/taxes/aangifte-2009/default.nix b/pkgs/applications/taxes/aangifte-2009/default.nix
index 9aa7a8172711..59d83f0ea944 100644
--- a/pkgs/applications/taxes/aangifte-2009/default.nix
+++ b/pkgs/applications/taxes/aangifte-2009/default.nix
@@ -17,8 +17,8 @@ stdenv.mkDerivation {
     ''
       for i in bin/*; do
           patchelf \
-              --set-interpreter "$(cat $NIX_GCC/nix-support/dynamic-linker)" \
-              --set-rpath ${stdenv.lib.makeLibraryPath [ libX11 libXext libSM ]}:$(cat $NIX_GCC/nix-support/orig-gcc)/lib \
+              --set-interpreter "$(cat $NIX_CC/nix-support/dynamic-linker)" \
+              --set-rpath ${stdenv.lib.makeLibraryPath [ libX11 libXext libSM ]}:$(cat $NIX_CC/nix-support/orig-gcc)/lib \
               $i
       done
     '';
diff --git a/pkgs/applications/taxes/aangifte-2010/default.nix b/pkgs/applications/taxes/aangifte-2010/default.nix
index 23338c01ec3e..17a2c502e471 100644
--- a/pkgs/applications/taxes/aangifte-2010/default.nix
+++ b/pkgs/applications/taxes/aangifte-2010/default.nix
@@ -17,8 +17,8 @@ stdenv.mkDerivation {
     ''
       for i in bin/*; do
           patchelf \
-              --set-interpreter "$(cat $NIX_GCC/nix-support/dynamic-linker)" \
-              --set-rpath ${stdenv.lib.makeLibraryPath [ libX11 libXext libSM ]}:$(cat $NIX_GCC/nix-support/orig-gcc)/lib \
+              --set-interpreter "$(cat $NIX_CC/nix-support/dynamic-linker)" \
+              --set-rpath ${stdenv.lib.makeLibraryPath [ libX11 libXext libSM ]}:$(cat $NIX_CC/nix-support/orig-gcc)/lib \
               $i
       done
     '';
diff --git a/pkgs/applications/taxes/aangifte-2011/default.nix b/pkgs/applications/taxes/aangifte-2011/default.nix
index e5bc233affa0..161a30d5a981 100644
--- a/pkgs/applications/taxes/aangifte-2011/default.nix
+++ b/pkgs/applications/taxes/aangifte-2011/default.nix
@@ -17,8 +17,8 @@ stdenv.mkDerivation {
     ''
       for i in bin/*; do
           patchelf \
-              --set-interpreter "$(cat $NIX_GCC/nix-support/dynamic-linker)" \
-              --set-rpath ${stdenv.lib.makeLibraryPath [ libX11 libXext libSM ]}:$(cat $NIX_GCC/nix-support/orig-gcc)/lib \
+              --set-interpreter "$(cat $NIX_CC/nix-support/dynamic-linker)" \
+              --set-rpath ${stdenv.lib.makeLibraryPath [ libX11 libXext libSM ]}:$(cat $NIX_CC/nix-support/orig-gcc)/lib \
               $i
       done
     '';
diff --git a/pkgs/applications/taxes/aangifte-2012/default.nix b/pkgs/applications/taxes/aangifte-2012/default.nix
index 544fe4ec55f9..9691f2fe9c6b 100644
--- a/pkgs/applications/taxes/aangifte-2012/default.nix
+++ b/pkgs/applications/taxes/aangifte-2012/default.nix
@@ -17,8 +17,8 @@ stdenv.mkDerivation {
     ''
       for i in bin/*; do
           patchelf \
-              --set-interpreter "$(cat $NIX_GCC/nix-support/dynamic-linker)" \
-              --set-rpath ${stdenv.lib.makeLibraryPath [ libX11 libXext libSM ]}:$(cat $NIX_GCC/nix-support/orig-gcc)/lib \
+              --set-interpreter "$(cat $NIX_CC/nix-support/dynamic-linker)" \
+              --set-rpath ${stdenv.lib.makeLibraryPath [ libX11 libXext libSM ]}:$(cat $NIX_CC/nix-support/orig-gcc)/lib \
               $i
       done
     '';
@@ -28,7 +28,7 @@ stdenv.mkDerivation {
       mkdir -p $out
       cp -prvd * $out/
       wrapProgram $out/bin/ib2012ux --prefix PATH : ${xdg_utils}/bin \
-                                    --prefix LD_PRELOAD : $(cat $NIX_GCC/nix-support/orig-gcc)/lib/libgcc_s.so.1
+                                    --prefix LD_PRELOAD : $(cat $NIX_CC/nix-support/orig-gcc)/lib/libgcc_s.so.1
     '';
 
   meta = {
diff --git a/pkgs/applications/taxes/aangifte-2013/default.nix b/pkgs/applications/taxes/aangifte-2013/default.nix
index 5cf90320adc7..ce4d7f116a8d 100644
--- a/pkgs/applications/taxes/aangifte-2013/default.nix
+++ b/pkgs/applications/taxes/aangifte-2013/default.nix
@@ -17,8 +17,8 @@ stdenv.mkDerivation {
     ''
       for i in bin/*; do
           patchelf \
-              --set-interpreter "$(cat $NIX_GCC/nix-support/dynamic-linker)" \
-              --set-rpath ${stdenv.lib.makeLibraryPath [ libX11 libXext libSM ]}:$(cat $NIX_GCC/nix-support/orig-gcc)/lib \
+              --set-interpreter "$(cat $NIX_CC/nix-support/dynamic-linker)" \
+              --set-rpath ${stdenv.lib.makeLibraryPath [ libX11 libXext libSM ]}:$(cat $NIX_CC/nix-support/orig-gcc)/lib \
               $i
       done
     '';
@@ -28,7 +28,7 @@ stdenv.mkDerivation {
       mkdir -p $out
       cp -prvd * $out/
       wrapProgram $out/bin/ib2013ux --prefix PATH : ${xdg_utils}/bin \
-                                    --prefix LD_PRELOAD : $(cat $NIX_GCC/nix-support/orig-gcc)/lib/libgcc_s.so.1
+                                    --prefix LD_PRELOAD : $(cat $NIX_CC/nix-support/orig-gcc)/lib/libgcc_s.so.1
     '';
 
   meta = {
diff --git a/pkgs/applications/video/makemkv/builder.sh b/pkgs/applications/video/makemkv/builder.sh
index 0f5f853c28df..416d5c0f0b07 100644
--- a/pkgs/applications/video/makemkv/builder.sh
+++ b/pkgs/applications/video/makemkv/builder.sh
@@ -27,7 +27,7 @@ libPath="${libPath}:${out}/lib" # XXX: der. This should be in the nix file?
 
 for i in ${bin} ; do
   patchelf \
-    --interpreter "$(cat $NIX_GCC/nix-support/dynamic-linker)" \
+    --interpreter "$(cat $NIX_CC/nix-support/dynamic-linker)" \
     --set-rpath $libPath \
     ${i}
 done 
diff --git a/pkgs/applications/video/makemkv/default.nix b/pkgs/applications/video/makemkv/default.nix
index 9f360e964af5..83fe8c704740 100644
--- a/pkgs/applications/video/makemkv/default.nix
+++ b/pkgs/applications/video/makemkv/default.nix
@@ -19,8 +19,8 @@ stdenv.mkDerivation rec {
 
   buildInputs = [openssl qt4 mesa zlib pkgconfig libav];
 
-  libPath = stdenv.lib.makeLibraryPath [stdenv.gcc.gcc openssl mesa qt4 zlib ] 
-          + ":" + stdenv.gcc.gcc + "/lib64";
+  libPath = stdenv.lib.makeLibraryPath [stdenv.cc.gcc openssl mesa qt4 zlib ] 
+          + ":" + stdenv.cc.gcc + "/lib64";
 
   meta = with stdenv.lib; {
     description = "convert blu-ray and dvd to mkv";
diff --git a/pkgs/applications/virtualization/virtualbox/guest-additions/default.nix b/pkgs/applications/virtualization/virtualbox/guest-additions/default.nix
index f7059c329c0a..34d51aff9f52 100644
--- a/pkgs/applications/virtualization/virtualbox/guest-additions/default.nix
+++ b/pkgs/applications/virtualization/virtualbox/guest-additions/default.nix
@@ -70,7 +70,7 @@ stdenv.mkDerivation {
         ''
         else throw ("Architecture: "+stdenv.system+" not supported for VirtualBox guest additions")
         }
-        patchelf --set-rpath ${stdenv.gcc.gcc}/lib:${dbus}/lib:${libX11}/lib:${libXt}/lib:${libXext}/lib:${libXmu}/lib:${libXfixes}/lib:${libXrandr}/lib:${libXcursor}/lib $i
+        patchelf --set-rpath ${stdenv.cc.gcc}/lib:${dbus}/lib:${libX11}/lib:${libXt}/lib:${libXext}/lib:${libXmu}/lib:${libXfixes}/lib:${libXrandr}/lib:${libXcursor}/lib $i
     done
 
     for i in lib/VBoxOGL*.so
diff --git a/pkgs/build-support/builder-defs/builder-defs.nix b/pkgs/build-support/builder-defs/builder-defs.nix
index 5c9ec402d4b8..da5d22498523 100644
--- a/pkgs/build-support/builder-defs/builder-defs.nix
+++ b/pkgs/build-support/builder-defs/builder-defs.nix
@@ -100,13 +100,13 @@ let inherit (builtins) head tail trace; in
                 ${stdenv.preHook}
                 
                 set -e
-                NIX_GCC=${stdenv.gcc}
+                NIX_CC=${stdenv.cc}
                 export SHELL=${stdenv.shell}
                 PATH_DELIMITER=':'
                 
                 # Set up the initial path.
                 PATH=
-                for i in \$NIX_GCC ${toString stdenv.initialPath}; do
+                for i in \$NIX_CC ${toString stdenv.initialPath}; do
                     PATH=\$PATH\${PATH:+\"\${PATH_DELIMITER}\"}\$i/bin
                 done
 
@@ -138,7 +138,7 @@ let inherit (builtins) head tail trace; in
                 }
 
                 pkgs=\"\"
-                for i in \$NIX_GCC ${toString realBuildInputs}; do
+                for i in \$NIX_CC ${toString realBuildInputs}; do
                     findInputs \$i
                 done
 
diff --git a/pkgs/build-support/cabal/default.nix b/pkgs/build-support/cabal/default.nix
index ce0eca1a2bb9..0243fcff0991 100644
--- a/pkgs/build-support/cabal/default.nix
+++ b/pkgs/build-support/cabal/default.nix
@@ -220,6 +220,8 @@ assert !enableStaticLibraries -> versionOlder "7.7" ghc.version;
                 done
               done
 
+              configureFlags+=" --with-gcc=$CC"
+
               ${optionalString (self.enableSharedExecutables && self.stdenv.isLinux) ''
                 configureFlags+=" --ghc-option=-optl=-Wl,-rpath=$out/lib/${ghc.ghc.name}/${self.pname}-${self.version}"
               ''}
diff --git a/pkgs/build-support/gcc-cross-wrapper/gcc-wrapper.sh b/pkgs/build-support/gcc-cross-wrapper/gcc-wrapper.sh
index ec1f6004edd9..c15777144e11 100644
--- a/pkgs/build-support/gcc-cross-wrapper/gcc-wrapper.sh
+++ b/pkgs/build-support/gcc-cross-wrapper/gcc-wrapper.sh
@@ -1,7 +1,7 @@
 #! @shell@ -e
 
-if test -n "$NIX_GCC_WRAPPER_START_HOOK"; then
-    source "$NIX_GCC_WRAPPER_START_HOOK"
+if test -n "$NIX_CC_WRAPPER_START_HOOK"; then
+    source "$NIX_CC_WRAPPER_START_HOOK"
 fi
 
 if test -z "$NIX_CROSS_GLIBC_FLAGS_SET"; then
@@ -107,8 +107,8 @@ if test "$NIX_DEBUG" = "1"; then
   done
 fi
 
-if test -n "$NIX_GCC_WRAPPER_EXEC_HOOK"; then
-    source "$NIX_GCC_WRAPPER_EXEC_HOOK"
+if test -n "$NIX_CC_WRAPPER_EXEC_HOOK"; then
+    source "$NIX_CC_WRAPPER_EXEC_HOOK"
 fi
 
 # We want gcc to call the wrapper linker, not that of binutils.
diff --git a/pkgs/build-support/gcc-wrapper-old/add-flags b/pkgs/build-support/gcc-wrapper-old/add-flags
index 26e536f6d575..7714a6305739 100644
--- a/pkgs/build-support/gcc-wrapper-old/add-flags
+++ b/pkgs/build-support/gcc-wrapper-old/add-flags
@@ -25,4 +25,4 @@ if test -e @out@/nix-support/libc-ldflags-before; then
     export NIX_LDFLAGS_BEFORE="$(cat @out@/nix-support/libc-ldflags-before) $NIX_LDFLAGS_BEFORE"
 fi
 
-export NIX_GCC_WRAPPER_FLAGS_SET=1
+export NIX_CC_WRAPPER_FLAGS_SET=1
diff --git a/pkgs/build-support/gcc-wrapper-old/gcc-wrapper-old.sh b/pkgs/build-support/gcc-wrapper-old/gcc-wrapper-old.sh
index ac6312a25cac..a9d18036952e 100644
--- a/pkgs/build-support/gcc-wrapper-old/gcc-wrapper-old.sh
+++ b/pkgs/build-support/gcc-wrapper-old/gcc-wrapper-old.sh
@@ -1,10 +1,10 @@
 #! @shell@ -e
 
-if [ -n "$NIX_GCC_WRAPPER_START_HOOK" ]; then
-    source "$NIX_GCC_WRAPPER_START_HOOK"
+if [ -n "$NIX_CC_WRAPPER_START_HOOK" ]; then
+    source "$NIX_CC_WRAPPER_START_HOOK"
 fi
 
-if [ -z "$NIX_GCC_WRAPPER_FLAGS_SET" ]; then
+if [ -z "$NIX_CC_WRAPPER_FLAGS_SET" ]; then
     source @out@/nix-support/add-flags.sh
 fi
 
@@ -139,8 +139,8 @@ if [ -n "$NIX_DEBUG" ]; then
   done
 fi
 
-if [ -n "$NIX_GCC_WRAPPER_EXEC_HOOK" ]; then
-    source "$NIX_GCC_WRAPPER_EXEC_HOOK"
+if [ -n "$NIX_CC_WRAPPER_EXEC_HOOK" ]; then
+    source "$NIX_CC_WRAPPER_EXEC_HOOK"
 fi
 
 exec @prog@ ${extraBefore[@]} "${params[@]}" "${extraAfter[@]}"
diff --git a/pkgs/build-support/gcc-wrapper-old/gcc-wrapper.sh b/pkgs/build-support/gcc-wrapper-old/gcc-wrapper.sh
index 2ad7783a442c..8f12f08ddc7c 100644
--- a/pkgs/build-support/gcc-wrapper-old/gcc-wrapper.sh
+++ b/pkgs/build-support/gcc-wrapper-old/gcc-wrapper.sh
@@ -1,10 +1,10 @@
 #! @shell@ -e
 
-if test -n "$NIX_GCC_WRAPPER_START_HOOK"; then
-    source "$NIX_GCC_WRAPPER_START_HOOK"
+if test -n "$NIX_CC_WRAPPER_START_HOOK"; then
+    source "$NIX_CC_WRAPPER_START_HOOK"
 fi
 
-if test -z "$NIX_GCC_WRAPPER_FLAGS_SET"; then
+if test -z "$NIX_CC_WRAPPER_FLAGS_SET"; then
     source @out@/nix-support/add-flags.sh
 fi
 
@@ -130,15 +130,15 @@ if test "$NIX_DEBUG" = "1"; then
   done
 fi
 
-if test -n "$NIX_GCC_WRAPPER_EXEC_HOOK"; then
-    source "$NIX_GCC_WRAPPER_EXEC_HOOK"
+if test -n "$NIX_CC_WRAPPER_EXEC_HOOK"; then
+    source "$NIX_CC_WRAPPER_EXEC_HOOK"
 fi
 
 
 # Call the real `gcc'.  Filter out warnings from stderr about unused
 # `-B' flags, since they confuse some programs.  Deep bash magic to
 # apply grep to stderr (by swapping stdin/stderr twice).
-if test -z "$NIX_GCC_NEEDS_GREP"; then
+if test -z "$NIX_CC_NEEDS_GREP"; then
     @gccProg@ ${extraBefore[@]} "${params[@]}" ${extraAfter[@]}
 else
     (@gccProg@ ${extraBefore[@]} "${params[@]}" ${extraAfter[@]} 3>&2 2>&1 1>&3- \
diff --git a/pkgs/build-support/gcc-wrapper-old/ld-wrapper.sh b/pkgs/build-support/gcc-wrapper-old/ld-wrapper.sh
index 822c4a03a218..db50d25cb3b9 100644
--- a/pkgs/build-support/gcc-wrapper-old/ld-wrapper.sh
+++ b/pkgs/build-support/gcc-wrapper-old/ld-wrapper.sh
@@ -4,7 +4,7 @@ if test -n "$NIX_LD_WRAPPER_START_HOOK"; then
     source "$NIX_LD_WRAPPER_START_HOOK"
 fi
 
-if test -z "$NIX_GCC_WRAPPER_FLAGS_SET"; then
+if test -z "$NIX_CC_WRAPPER_FLAGS_SET"; then
     source @out@/nix-support/add-flags.sh
 fi
 
diff --git a/pkgs/build-support/gcc-wrapper/add-flags b/pkgs/build-support/gcc-wrapper/add-flags
index d75f378e2c97..be79fc370ec9 100644
--- a/pkgs/build-support/gcc-wrapper/add-flags
+++ b/pkgs/build-support/gcc-wrapper/add-flags
@@ -25,4 +25,4 @@ if [ -e @out@/nix-support/libc-ldflags-before ]; then
     export NIX_LDFLAGS_BEFORE="$(cat @out@/nix-support/libc-ldflags-before) $NIX_LDFLAGS_BEFORE"
 fi
 
-export NIX_GCC_WRAPPER_FLAGS_SET=1
+export NIX_CC_WRAPPER_FLAGS_SET=1
diff --git a/pkgs/build-support/gcc-wrapper/default.nix b/pkgs/build-support/gcc-wrapper/default.nix
index b2f7d07560d3..aed1ab817aad 100644
--- a/pkgs/build-support/gcc-wrapper/default.nix
+++ b/pkgs/build-support/gcc-wrapper/default.nix
@@ -226,7 +226,7 @@ stdenv.mkDerivation {
 
   crossAttrs = {
     shell = shell.crossDrv + shell.crossDrv.shellPath;
-    libc = stdenv.gccCross.libc;
+    libc = stdenv.ccCross.libc;
     coreutils = coreutils.crossDrv;
     binutils = binutils.crossDrv;
     gcc = gcc.crossDrv;
diff --git a/pkgs/build-support/gcc-wrapper/gcc-wrapper.sh b/pkgs/build-support/gcc-wrapper/gcc-wrapper.sh
index d0c82c82dc1c..c918cc30d9ab 100644
--- a/pkgs/build-support/gcc-wrapper/gcc-wrapper.sh
+++ b/pkgs/build-support/gcc-wrapper/gcc-wrapper.sh
@@ -1,10 +1,10 @@
 #! @shell@ -e
 
-if [ -n "$NIX_GCC_WRAPPER_START_HOOK" ]; then
-    source "$NIX_GCC_WRAPPER_START_HOOK"
+if [ -n "$NIX_CC_WRAPPER_START_HOOK" ]; then
+    source "$NIX_CC_WRAPPER_START_HOOK"
 fi
 
-if [ -z "$NIX_GCC_WRAPPER_FLAGS_SET" ]; then
+if [ -z "$NIX_CC_WRAPPER_FLAGS_SET" ]; then
     source @out@/nix-support/add-flags.sh
 fi
 
@@ -139,8 +139,8 @@ if [ -n "$NIX_DEBUG" ]; then
   done
 fi
 
-if [ -n "$NIX_GCC_WRAPPER_EXEC_HOOK" ]; then
-    source "$NIX_GCC_WRAPPER_EXEC_HOOK"
+if [ -n "$NIX_CC_WRAPPER_EXEC_HOOK" ]; then
+    source "$NIX_CC_WRAPPER_EXEC_HOOK"
 fi
 
 exec @prog@ ${extraBefore[@]} "${params[@]}" "${extraAfter[@]}"
diff --git a/pkgs/build-support/gcc-wrapper/ld-wrapper.sh b/pkgs/build-support/gcc-wrapper/ld-wrapper.sh
index 894dbf9a352c..30c531b76479 100644
--- a/pkgs/build-support/gcc-wrapper/ld-wrapper.sh
+++ b/pkgs/build-support/gcc-wrapper/ld-wrapper.sh
@@ -4,7 +4,7 @@ if [ -n "$NIX_LD_WRAPPER_START_HOOK" ]; then
     source "$NIX_LD_WRAPPER_START_HOOK"
 fi
 
-if [ -z "$NIX_GCC_WRAPPER_FLAGS_SET" ]; then
+if [ -z "$NIX_CC_WRAPPER_FLAGS_SET" ]; then
     source @out@/nix-support/add-flags.sh
 fi
 
diff --git a/pkgs/build-support/gcc-wrapper/setup-hook.sh b/pkgs/build-support/gcc-wrapper/setup-hook.sh
index a6b7edbcb694..fc10e8fb2c31 100644
--- a/pkgs/build-support/gcc-wrapper/setup-hook.sh
+++ b/pkgs/build-support/gcc-wrapper/setup-hook.sh
@@ -1,4 +1,4 @@
-export NIX_GCC=@out@
+export NIX_CC=@out@
 
 addCVars () {
     if [ -d $1/include ]; then
@@ -33,3 +33,6 @@ fi
 if [ -n "@coreutils@" ]; then
     addToSearchPath PATH @coreutils@/bin
 fi
+
+export CC=gcc
+export CXX=g++
diff --git a/pkgs/development/arduino/arduino-core/default.nix b/pkgs/development/arduino/arduino-core/default.nix
index 3f722d1b7d45..a5b8980e32cf 100644
--- a/pkgs/development/arduino/arduino-core/default.nix
+++ b/pkgs/development/arduino/arduino-core/default.nix
@@ -36,8 +36,8 @@ stdenv.mkDerivation rec {
             if echo "$filepath" | grep -q "\.elf$"; then
                 continue
             fi
-            echo "setting interpreter $(cat "$NIX_GCC"/nix-support/dynamic-linker) in $filepath"
-            patchelf --set-interpreter "$(cat "$NIX_GCC"/nix-support/dynamic-linker)" "$filepath"
+            echo "setting interpreter $(cat "$NIX_CC"/nix-support/dynamic-linker) in $filepath"
+            patchelf --set-interpreter "$(cat "$NIX_CC"/nix-support/dynamic-linker)" "$filepath"
             test $? -eq 0 || { echo "patchelf failed to process $filepath"; exit 1; }
         fi
     done
diff --git a/pkgs/development/compilers/aldor/default.nix b/pkgs/development/compilers/aldor/default.nix
index ddf16bc2219e..b1809c9a6d9d 100644
--- a/pkgs/development/compilers/aldor/default.nix
+++ b/pkgs/development/compilers/aldor/default.nix
@@ -23,7 +23,7 @@ stdenv.mkDerivation {
     do
       wrapProgram $out/bin/$prog --set ALDORROOT $out \
         --prefix PATH : ${openjdk}/bin \
-        --prefix PATH : ${stdenv.gcc}/bin ;
+        --prefix PATH : ${stdenv.cc}/bin ;
     done
   '';
 
diff --git a/pkgs/development/compilers/bigloo/default.nix b/pkgs/development/compilers/bigloo/default.nix
index 3ac5f1696ce8..5c227d72e34f 100644
--- a/pkgs/development/compilers/bigloo/default.nix
+++ b/pkgs/development/compilers/bigloo/default.nix
@@ -13,7 +13,7 @@ stdenv.mkDerivation rec {
 
   preConfigure =
     # Help libgc's configure.
-    '' export CXXCPP="g++ -E"
+    '' export CXXCPP="$CXX -E"
     '';
 
   patchPhase = ''
diff --git a/pkgs/development/compilers/cmucl/binary.nix b/pkgs/development/compilers/cmucl/binary.nix
index c3a960388bb4..027857ccda0b 100644
--- a/pkgs/development/compilers/cmucl/binary.nix
+++ b/pkgs/development/compilers/cmucl/binary.nix
@@ -24,7 +24,7 @@ stdenv.mkDerivation {
   buildCommand = ''
     mkdir -p $out
     tar -C $out -xjf ${dist}
-    patchelf --set-interpreter "$(cat $NIX_GCC/nix-support/dynamic-linker)" \
+    patchelf --set-interpreter "$(cat $NIX_CC/nix-support/dynamic-linker)" \
       $out/bin/lisp
   '';
 
diff --git a/pkgs/development/compilers/compcert/default.nix b/pkgs/development/compilers/compcert/default.nix
index bdf850df8cb2..00a0e7b9c2be 100644
--- a/pkgs/development/compilers/compcert/default.nix
+++ b/pkgs/development/compilers/compcert/default.nix
@@ -1,4 +1,4 @@
-{ stdenv, fetchurl, coq, ocaml, ocamlPackages, gcc }:
+{ stdenv, fetchurl, coq, ocaml, ocamlPackages }:
 
 stdenv.mkDerivation rec {
   name    = "compcert-${version}";
@@ -12,7 +12,10 @@ stdenv.mkDerivation rec {
   buildInputs = [ coq ocaml ocamlPackages.menhir ];
 
   enableParallelBuilding = true;
-  configurePhase = "./configure -prefix $out -toolprefix ${gcc}/bin/ " +
+
+  configurePhase = ''
+    substituteInPlace ./configure --replace '{toolprefix}gcc' '{toolprefix}cc'
+    ./configure -prefix $out -toolprefix ${stdenv.cc}/bin/ '' +
     (if stdenv.isDarwin then "ia32-macosx" else "ia32-linux");
 
   meta = with stdenv.lib; {
diff --git a/pkgs/development/compilers/cryptol/1.8.x.nix b/pkgs/development/compilers/cryptol/1.8.x.nix
index 17382ed9d567..e6f04249f53a 100644
--- a/pkgs/development/compilers/cryptol/1.8.x.nix
+++ b/pkgs/development/compilers/cryptol/1.8.x.nix
@@ -10,12 +10,12 @@ let
   jss-ver = "jss-0.4";
 
   libPath = stdenv.lib.makeLibraryPath
-    [ stdenv.gcc.libc
-      stdenv.gcc.gcc
+    [ stdenv.cc.libc
+      stdenv.cc.gcc
       gmp4
       ncurses
       zlib
-    ] + ":${stdenv.gcc.gcc}/lib64";
+    ] + ":${stdenv.cc.gcc}/lib64";
 
   cryptol-bin =
     if stdenv.system == "i686-linux"
@@ -94,12 +94,12 @@ stdenv.mkDerivation rec {
 
     # Hack around lack of libtinfo in NixOS
     ln -s ${ncurses}/lib/libncursesw.so.5.9 $out/lib/libtinfo.so.5
-    ln -s ${stdenv.gcc.libc}/lib/libpthread-2.19.so $out/lib/libpthread.so.0
+    ln -s ${stdenv.cc.libc}/lib/libpthread-2.19.so $out/lib/libpthread.so.0
   '';
 
   fixupPhase = ''
     for x in bin/cryptol bin/edif2verilog bin/copy-iverilog bin/symbolic_netlist bin/jaig bin/vvp-galois bin/lss libexec/jss; do
-      patchelf --interpreter "$(cat $NIX_GCC/nix-support/dynamic-linker)" \
+      patchelf --interpreter "$(cat $NIX_CC/nix-support/dynamic-linker)" \
         --set-rpath "$out/lib:${libPath}" $out/$x
       patchelf --shrink-rpath $out/$x
     done
diff --git a/pkgs/development/compilers/cudatoolkit/5.5.nix b/pkgs/development/compilers/cudatoolkit/5.5.nix
index bf4009f08be3..a16a252b4a56 100644
--- a/pkgs/development/compilers/cudatoolkit/5.5.nix
+++ b/pkgs/development/compilers/cudatoolkit/5.5.nix
@@ -26,7 +26,7 @@ stdenv.mkDerivation rec {
     gtk2 glib fontconfig freetype unixODBC alsaLib
   ];
 
-  rpath = "${stdenv.lib.makeLibraryPath runtimeDependencies}:${stdenv.gcc.gcc}/lib64";
+  rpath = "${stdenv.lib.makeLibraryPath runtimeDependencies}:${stdenv.cc.gcc}/lib64";
 
   unpackPhase = ''
     sh $src --keep --noexec
@@ -38,10 +38,10 @@ stdenv.mkDerivation rec {
 
   buildPhase = ''
     find . -type f -executable -exec patchelf \
-      --set-interpreter "$(cat $NIX_GCC/nix-support/dynamic-linker)" \
+      --set-interpreter "$(cat $NIX_CC/nix-support/dynamic-linker)" \
       '{}' \; || true
     find . -type f -exec patchelf \
-      --set-rpath $rpath:$out/jre/lib/amd64/jli:$out/lib:$out/lib64:$out/nvvm/lib:$out/nvvm/lib64:$(cat $NIX_GCC/nix-support/orig-gcc)/lib \
+      --set-rpath $rpath:$out/jre/lib/amd64/jli:$out/lib:$out/lib64:$out/nvvm/lib:$out/nvvm/lib64:$(cat $NIX_CC/nix-support/orig-gcc)/lib \
       --force-rpath \
       '{}' \; || true
   '';
diff --git a/pkgs/development/compilers/cudatoolkit/6.0.nix b/pkgs/development/compilers/cudatoolkit/6.0.nix
index 5da4b3d0a4aa..d6fdb6c6bdb0 100644
--- a/pkgs/development/compilers/cudatoolkit/6.0.nix
+++ b/pkgs/development/compilers/cudatoolkit/6.0.nix
@@ -26,7 +26,7 @@ stdenv.mkDerivation rec {
     gtk2 glib fontconfig freetype unixODBC alsaLib
   ];
 
-  rpath = "${stdenv.lib.makeLibraryPath runtimeDependencies}:${stdenv.gcc.gcc}/lib64";
+  rpath = "${stdenv.lib.makeLibraryPath runtimeDependencies}:${stdenv.cc.gcc}/lib64";
 
   unpackPhase = ''
     sh $src --keep --noexec
@@ -38,10 +38,10 @@ stdenv.mkDerivation rec {
 
   buildPhase = ''
     find . -type f -executable -exec patchelf \
-      --set-interpreter "$(cat $NIX_GCC/nix-support/dynamic-linker)" \
+      --set-interpreter "$(cat $NIX_CC/nix-support/dynamic-linker)" \
       '{}' \; || true
     find . -type f -exec patchelf \
-      --set-rpath $rpath:$out/jre/lib/amd64/jli:$out/lib:$out/lib64:$out/nvvm/lib:$out/nvvm/lib64:$(cat $NIX_GCC/nix-support/orig-gcc)/lib \
+      --set-rpath $rpath:$out/jre/lib/amd64/jli:$out/lib:$out/lib64:$out/nvvm/lib:$out/nvvm/lib64:$(cat $NIX_CC/nix-support/orig-gcc)/lib \
       --force-rpath \
       '{}' \; || true
   '';
diff --git a/pkgs/development/compilers/fpc/lazarus.nix b/pkgs/development/compilers/fpc/lazarus.nix
index bf2e10b2c629..ef3d962d7d18 100644
--- a/pkgs/development/compilers/fpc/lazarus.nix
+++ b/pkgs/development/compilers/fpc/lazarus.nix
@@ -17,7 +17,7 @@ let
   buildInputs = [
     fpc gtk glib libXi inputproto
     libX11 xproto libXext xextproto pango atk
-    stdenv.gcc makeWrapper gdk_pixbuf
+    stdenv.cc makeWrapper gdk_pixbuf
   ];
 in
 stdenv.mkDerivation {
diff --git a/pkgs/development/compilers/gcc/3.4/builder.sh b/pkgs/development/compilers/gcc/3.4/builder.sh
index 5a43d600a503..3909b605c208 100644
--- a/pkgs/development/compilers/gcc/3.4/builder.sh
+++ b/pkgs/development/compilers/gcc/3.4/builder.sh
@@ -7,17 +7,17 @@ mkdir $NIX_FIXINC_DUMMY
 
 if test "$noSysDirs" = "1"; then
 
-    if test -e $NIX_GCC/nix-support/orig-libc; then
+    if test -e $NIX_CC/nix-support/orig-libc; then
 
         # Figure out what extra flags to pass to the gcc compilers
         # being generated to make sure that they use our glibc.
-        extraCFlags="$(cat $NIX_GCC/nix-support/libc-cflags)"
-        extraLDFlags="$(cat $NIX_GCC/nix-support/libc-ldflags) $(cat $NIX_GCC/nix-support/libc-ldflags-before)"
+        extraCFlags="$(cat $NIX_CC/nix-support/libc-cflags)"
+        extraLDFlags="$(cat $NIX_CC/nix-support/libc-ldflags) $(cat $NIX_CC/nix-support/libc-ldflags-before)"
 
         # Use *real* header files, otherwise a limits.h is generated
         # that does not include Glibc's limits.h (notably missing
         # SSIZE_MAX, which breaks the build).
-        export NIX_FIXINC_DUMMY=$(cat $NIX_GCC/nix-support/orig-libc)/include
+        export NIX_FIXINC_DUMMY=$(cat $NIX_CC/nix-support/orig-libc)/include
         
     else
         # Hack: support impure environments.
diff --git a/pkgs/development/compilers/gcc/4.2-apple64/builder.sh b/pkgs/development/compilers/gcc/4.2-apple64/builder.sh
index 036678460d60..4a4fb476a358 100644
--- a/pkgs/development/compilers/gcc/4.2-apple64/builder.sh
+++ b/pkgs/development/compilers/gcc/4.2-apple64/builder.sh
@@ -14,11 +14,11 @@ if test "$noSysDirs" = "1"; then
 
     # Figure out what extra flags to pass to the gcc compilers being
     # generated to make sure that they use our glibc.
-    if test -e $NIX_GCC/nix-support/orig-glibc; then
-        glibc=$(cat $NIX_GCC/nix-support/orig-glibc)
+    if test -e $NIX_CC/nix-support/orig-glibc; then
+        glibc=$(cat $NIX_CC/nix-support/orig-glibc)
 
         # Ugh.  Copied from gcc-wrapper/builder.sh.  We can't just
-        # source in $NIX_GCC/nix-support/add-flags, since that would
+        # source in $NIX_CC/nix-support/add-flags, since that would
         # cause *this* GCC to be linked against the *previous* GCC.
         # Need some more modularity there.
         extraCFlags="-B$glibc/lib -isystem $glibc/include"
diff --git a/pkgs/development/compilers/gcc/4.3/builder.sh b/pkgs/development/compilers/gcc/4.3/builder.sh
index aaf0c54d99bf..16e53d9f2313 100644
--- a/pkgs/development/compilers/gcc/4.3/builder.sh
+++ b/pkgs/development/compilers/gcc/4.3/builder.sh
@@ -12,17 +12,17 @@ export CPP="gcc -E"
 
 if test "$noSysDirs" = "1"; then
 
-    if test -e $NIX_GCC/nix-support/orig-libc; then
+    if test -e $NIX_CC/nix-support/orig-libc; then
 
         # Figure out what extra flags to pass to the gcc compilers
         # being generated to make sure that they use our glibc.
-        extraCFlags="$(cat $NIX_GCC/nix-support/libc-cflags)"
-        extraLDFlags="$(cat $NIX_GCC/nix-support/libc-ldflags) $(cat $NIX_GCC/nix-support/libc-ldflags-before)"
+        extraCFlags="$(cat $NIX_CC/nix-support/libc-cflags)"
+        extraLDFlags="$(cat $NIX_CC/nix-support/libc-ldflags) $(cat $NIX_CC/nix-support/libc-ldflags-before)"
 
         # Use *real* header files, otherwise a limits.h is generated
         # that does not include Glibc's limits.h (notably missing
         # SSIZE_MAX, which breaks the build).
-        export NIX_FIXINC_DUMMY=$(cat $NIX_GCC/nix-support/orig-libc)/include
+        export NIX_FIXINC_DUMMY=$(cat $NIX_CC/nix-support/orig-libc)/include
         
     else
         # Hack: support impure environments.
diff --git a/pkgs/development/compilers/gcc/4.4/builder.sh b/pkgs/development/compilers/gcc/4.4/builder.sh
index abe14b457ab2..15476131e03d 100644
--- a/pkgs/development/compilers/gcc/4.4/builder.sh
+++ b/pkgs/development/compilers/gcc/4.4/builder.sh
@@ -17,20 +17,20 @@ fi
 
 if test "$noSysDirs" = "1"; then
 
-    if test -e $NIX_GCC/nix-support/orig-libc; then
+    if test -e $NIX_CC/nix-support/orig-libc; then
 
         # Figure out what extra flags to pass to the gcc compilers
         # being generated to make sure that they use our glibc.
-        extraFlags="$(cat $NIX_GCC/nix-support/libc-cflags)"
-        extraLDFlags="$(cat $NIX_GCC/nix-support/libc-ldflags) $(cat $NIX_GCC/nix-support/libc-ldflags-before)"
+        extraFlags="$(cat $NIX_CC/nix-support/libc-cflags)"
+        extraLDFlags="$(cat $NIX_CC/nix-support/libc-ldflags) $(cat $NIX_CC/nix-support/libc-ldflags-before)"
 
         # Use *real* header files, otherwise a limits.h is generated
         # that does not include Glibc's limits.h (notably missing
         # SSIZE_MAX, which breaks the build).
-        export NIX_FIXINC_DUMMY=$(cat $NIX_GCC/nix-support/orig-libc)/include
+        export NIX_FIXINC_DUMMY=$(cat $NIX_CC/nix-support/orig-libc)/include
 
         # The path to the Glibc binaries such as `crti.o'.
-        glibc_libdir="$(cat $NIX_GCC/nix-support/orig-libc)/lib"
+        glibc_libdir="$(cat $NIX_CC/nix-support/orig-libc)/lib"
         
     else
         # Hack: support impure environments.
@@ -61,27 +61,27 @@ if test "$noSysDirs" = "1"; then
             EXTRA_LDFLAGS_TARGET="-Wl,-L${libcCross}/lib"
         fi
     else
-        if test -z "$NIX_GCC_CROSS"; then
+        if test -z "$NIX_CC_CROSS"; then
             EXTRA_FLAGS_TARGET="$EXTRA_FLAGS"
             EXTRA_LDFLAGS_TARGET="$EXTRA_LDFLAGS"
         else
             # This the case of cross-building the gcc.
             # We need special flags for the target, different than those of the build
             # Assertion:
-            test -e $NIX_GCC_CROSS/nix-support/orig-libc
+            test -e $NIX_CC_CROSS/nix-support/orig-libc
 
             # Figure out what extra flags to pass to the gcc compilers
             # being generated to make sure that they use our glibc.
-            extraFlags="$(cat $NIX_GCC_CROSS/nix-support/libc-cflags)"
-            extraLDFlags="$(cat $NIX_GCC_CROSS/nix-support/libc-ldflags) $(cat $NIX_GCC_CROSS/nix-support/libc-ldflags-before)"
+            extraFlags="$(cat $NIX_CC_CROSS/nix-support/libc-cflags)"
+            extraLDFlags="$(cat $NIX_CC_CROSS/nix-support/libc-ldflags) $(cat $NIX_CC_CROSS/nix-support/libc-ldflags-before)"
 
             # Use *real* header files, otherwise a limits.h is generated
             # that does not include Glibc's limits.h (notably missing
             # SSIZE_MAX, which breaks the build).
-            NIX_FIXINC_DUMMY_CROSS=$(cat $NIX_GCC_CROSS/nix-support/orig-libc)/include
+            NIX_FIXINC_DUMMY_CROSS=$(cat $NIX_CC_CROSS/nix-support/orig-libc)/include
 
             # The path to the Glibc binaries such as `crti.o'.
-            glibc_libdir="$(cat $NIX_GCC_CROSS/nix-support/orig-libc)/lib"
+            glibc_libdir="$(cat $NIX_CC_CROSS/nix-support/orig-libc)/lib"
 
             extraFlags="-g0 -O2 -I$NIX_FIXINC_DUMMY_CROSS $extraFlags"
             extraLDFlags="--strip-debug -L$glibc_libdir -rpath $glibc_libdir $extraLDFlags"
diff --git a/pkgs/development/compilers/gcc/4.4/default.nix b/pkgs/development/compilers/gcc/4.4/default.nix
index be2f323fde1c..3cbd7706ea0d 100644
--- a/pkgs/development/compilers/gcc/4.4/default.nix
+++ b/pkgs/development/compilers/gcc/4.4/default.nix
@@ -188,7 +188,7 @@ stdenv.mkDerivation ({
     NM_FOR_TARGET = "${stdenv.cross.config}-nm";
     CXX_FOR_TARGET = "${stdenv.cross.config}-g++";
     # If we are making a cross compiler, cross != null
-    NIX_GCC_CROSS = if cross == null then "${stdenv.gccCross}" else "";
+    NIX_CC_CROSS = if cross == null then "${stdenv.ccCross}" else "";
     configureFlags = "
       ${if enableMultilib then "" else "--disable-multilib"}
       ${if enableShared then "" else "--disable-shared"}
diff --git a/pkgs/development/compilers/gcc/4.5/builder.sh b/pkgs/development/compilers/gcc/4.5/builder.sh
index e1e56c8574ac..83ca368c4ff0 100644
--- a/pkgs/development/compilers/gcc/4.5/builder.sh
+++ b/pkgs/development/compilers/gcc/4.5/builder.sh
@@ -23,20 +23,20 @@ echo "\$LIBRARY_PATH is \`$LIBRARY_PATH'"
 
 if test "$noSysDirs" = "1"; then
 
-    if test -e $NIX_GCC/nix-support/orig-libc; then
+    if test -e $NIX_CC/nix-support/orig-libc; then
 
         # Figure out what extra flags to pass to the gcc compilers
         # being generated to make sure that they use our glibc.
-        extraFlags="$(cat $NIX_GCC/nix-support/libc-cflags)"
-        extraLDFlags="$(cat $NIX_GCC/nix-support/libc-ldflags) $(cat $NIX_GCC/nix-support/libc-ldflags-before)"
+        extraFlags="$(cat $NIX_CC/nix-support/libc-cflags)"
+        extraLDFlags="$(cat $NIX_CC/nix-support/libc-ldflags) $(cat $NIX_CC/nix-support/libc-ldflags-before)"
 
         # Use *real* header files, otherwise a limits.h is generated
         # that does not include Glibc's limits.h (notably missing
         # SSIZE_MAX, which breaks the build).
-        export NIX_FIXINC_DUMMY=$(cat $NIX_GCC/nix-support/orig-libc)/include
+        export NIX_FIXINC_DUMMY=$(cat $NIX_CC/nix-support/orig-libc)/include
 
         # The path to the Glibc binaries such as `crti.o'.
-        glibc_libdir="$(cat $NIX_GCC/nix-support/orig-libc)/lib"
+        glibc_libdir="$(cat $NIX_CC/nix-support/orig-libc)/lib"
         
     else
         # Hack: support impure environments.
@@ -67,27 +67,27 @@ if test "$noSysDirs" = "1"; then
             EXTRA_TARGET_LDFLAGS="-Wl,-L${libcCross}/lib"
         fi
     else
-        if test -z "$NIX_GCC_CROSS"; then
+        if test -z "$NIX_CC_CROSS"; then
             EXTRA_TARGET_CFLAGS="$EXTRA_FLAGS"
             EXTRA_TARGET_LDFLAGS="$EXTRA_LDFLAGS"
         else
             # This the case of cross-building the gcc.
             # We need special flags for the target, different than those of the build
             # Assertion:
-            test -e $NIX_GCC_CROSS/nix-support/orig-libc
+            test -e $NIX_CC_CROSS/nix-support/orig-libc
 
             # Figure out what extra flags to pass to the gcc compilers
             # being generated to make sure that they use our glibc.
-            extraFlags="$(cat $NIX_GCC_CROSS/nix-support/libc-cflags)"
-            extraLDFlags="$(cat $NIX_GCC_CROSS/nix-support/libc-ldflags) $(cat $NIX_GCC_CROSS/nix-support/libc-ldflags-before)"
+            extraFlags="$(cat $NIX_CC_CROSS/nix-support/libc-cflags)"
+            extraLDFlags="$(cat $NIX_CC_CROSS/nix-support/libc-ldflags) $(cat $NIX_CC_CROSS/nix-support/libc-ldflags-before)"
 
             # Use *real* header files, otherwise a limits.h is generated
             # that does not include Glibc's limits.h (notably missing
             # SSIZE_MAX, which breaks the build).
-            NIX_FIXINC_DUMMY_CROSS=$(cat $NIX_GCC_CROSS/nix-support/orig-libc)/include
+            NIX_FIXINC_DUMMY_CROSS=$(cat $NIX_CC_CROSS/nix-support/orig-libc)/include
 
             # The path to the Glibc binaries such as `crti.o'.
-            glibc_libdir="$(cat $NIX_GCC_CROSS/nix-support/orig-libc)/lib"
+            glibc_libdir="$(cat $NIX_CC_CROSS/nix-support/orig-libc)/lib"
 
             extraFlags="-I$NIX_FIXINC_DUMMY_CROSS $extraFlags"
             extraLDFlags="-L$glibc_libdir -rpath $glibc_libdir $extraLDFlags"
@@ -162,7 +162,7 @@ preConfigure() {
     # Patch the configure script so it finds glibc headers
     # It's important for example in order not to get libssp built, because it's
     # functionality is in glibc already.
-    glibc_headers="$(cat $NIX_GCC/nix-support/orig-libc)/include"
+    glibc_headers="$(cat $NIX_CC/nix-support/orig-libc)/include"
     sed -i \
       -e s,glibc_header_dir=/usr/include,glibc_header_dir=$glibc_headers, \
       gcc/configure
diff --git a/pkgs/development/compilers/gcc/4.5/default.nix b/pkgs/development/compilers/gcc/4.5/default.nix
index fbeea0768ad3..95986c03f747 100644
--- a/pkgs/development/compilers/gcc/4.5/default.nix
+++ b/pkgs/development/compilers/gcc/4.5/default.nix
@@ -185,11 +185,11 @@ stdenv.mkDerivation ({
            sed -i gcc/config/t-gnu \
                -es'|NATIVE_SYSTEM_HEADER_DIR.*$|NATIVE_SYSTEM_HEADER_DIR = ${libc}/include|g'
         ''
-    else if cross != null || stdenv.gcc.libc != null then
+    else if cross != null || stdenv.cc.libc != null then
       # On NixOS, use the right path to the dynamic linker instead of
       # `/lib/ld*.so'.
       let
-        libc = if libcCross != null then libcCross else stdenv.gcc.libc;
+        libc = if libcCross != null then libcCross else stdenv.cc.libc;
       in
         '' echo "fixing the \`GLIBC_DYNAMIC_LINKER' and \`UCLIBC_DYNAMIC_LINKER' macros..."
            for header in "gcc/config/"*-gnu.h "gcc/config/"*"/"*.h
@@ -272,7 +272,7 @@ stdenv.mkDerivation ({
     NM_FOR_TARGET = "${stdenv.cross.config}-nm";
     CXX_FOR_TARGET = "${stdenv.cross.config}-g++";
     # If we are making a cross compiler, cross != null
-    NIX_GCC_CROSS = if cross == null then "${stdenv.gccCross}" else "";
+    NIX_CC_CROSS = if cross == null then "${stdenv.ccCross}" else "";
     dontStrip = true;
     configureFlags = ''
       ${if enableMultilib then "" else "--disable-multilib"}
diff --git a/pkgs/development/compilers/gcc/4.6/builder.sh b/pkgs/development/compilers/gcc/4.6/builder.sh
index de4566c12ddf..af2e97b1e4e5 100644
--- a/pkgs/development/compilers/gcc/4.6/builder.sh
+++ b/pkgs/development/compilers/gcc/4.6/builder.sh
@@ -19,20 +19,20 @@ echo "\$LIBRARY_PATH is \`$LIBRARY_PATH'"
 
 if test "$noSysDirs" = "1"; then
 
-    if test -e $NIX_GCC/nix-support/orig-libc; then
+    if test -e $NIX_CC/nix-support/orig-libc; then
 
         # Figure out what extra flags to pass to the gcc compilers
         # being generated to make sure that they use our glibc.
-        extraFlags="$(cat $NIX_GCC/nix-support/libc-cflags)"
-        extraLDFlags="$(cat $NIX_GCC/nix-support/libc-ldflags) $(cat $NIX_GCC/nix-support/libc-ldflags-before)"
+        extraFlags="$(cat $NIX_CC/nix-support/libc-cflags)"
+        extraLDFlags="$(cat $NIX_CC/nix-support/libc-ldflags) $(cat $NIX_CC/nix-support/libc-ldflags-before)"
 
         # Use *real* header files, otherwise a limits.h is generated
         # that does not include Glibc's limits.h (notably missing
         # SSIZE_MAX, which breaks the build).
-        export NIX_FIXINC_DUMMY=$(cat $NIX_GCC/nix-support/orig-libc)/include
+        export NIX_FIXINC_DUMMY=$(cat $NIX_CC/nix-support/orig-libc)/include
 
         # The path to the Glibc binaries such as `crti.o'.
-        glibc_libdir="$(cat $NIX_GCC/nix-support/orig-libc)/lib"
+        glibc_libdir="$(cat $NIX_CC/nix-support/orig-libc)/lib"
 
     else
         # Hack: support impure environments.
@@ -74,27 +74,27 @@ if test "$noSysDirs" = "1"; then
             EXTRA_TARGET_LDFLAGS="-Wl,-L${libcCross}/lib"
         fi
     else
-        if test -z "$NIX_GCC_CROSS"; then
+        if test -z "$NIX_CC_CROSS"; then
             EXTRA_TARGET_CFLAGS="$EXTRA_FLAGS"
             EXTRA_TARGET_LDFLAGS="$EXTRA_LDFLAGS"
         else
             # This the case of cross-building the gcc.
             # We need special flags for the target, different than those of the build
             # Assertion:
-            test -e $NIX_GCC_CROSS/nix-support/orig-libc
+            test -e $NIX_CC_CROSS/nix-support/orig-libc
 
             # Figure out what extra flags to pass to the gcc compilers
             # being generated to make sure that they use our glibc.
-            extraFlags="$(cat $NIX_GCC_CROSS/nix-support/libc-cflags)"
-            extraLDFlags="$(cat $NIX_GCC_CROSS/nix-support/libc-ldflags) $(cat $NIX_GCC_CROSS/nix-support/libc-ldflags-before)"
+            extraFlags="$(cat $NIX_CC_CROSS/nix-support/libc-cflags)"
+            extraLDFlags="$(cat $NIX_CC_CROSS/nix-support/libc-ldflags) $(cat $NIX_CC_CROSS/nix-support/libc-ldflags-before)"
 
             # Use *real* header files, otherwise a limits.h is generated
             # that does not include Glibc's limits.h (notably missing
             # SSIZE_MAX, which breaks the build).
-            NIX_FIXINC_DUMMY_CROSS=$(cat $NIX_GCC_CROSS/nix-support/orig-libc)/include
+            NIX_FIXINC_DUMMY_CROSS=$(cat $NIX_CC_CROSS/nix-support/orig-libc)/include
 
             # The path to the Glibc binaries such as `crti.o'.
-            glibc_libdir="$(cat $NIX_GCC_CROSS/nix-support/orig-libc)/lib"
+            glibc_libdir="$(cat $NIX_CC_CROSS/nix-support/orig-libc)/lib"
 
             extraFlags="-I$NIX_FIXINC_DUMMY_CROSS $extraFlags"
             extraLDFlags="-L$glibc_libdir -rpath $glibc_libdir $extraLDFlags"
@@ -166,11 +166,11 @@ preConfigure() {
         rm -Rf zlib
     fi
 
-    if test -f "$NIX_GCC/nix-support/orig-libc"; then
+    if test -f "$NIX_CC/nix-support/orig-libc"; then
         # Patch the configure script so it finds glibc headers.  It's
         # important for example in order not to get libssp built,
         # because its functionality is in glibc already.
-        glibc_headers="$(cat $NIX_GCC/nix-support/orig-libc)/include"
+        glibc_headers="$(cat $NIX_CC/nix-support/orig-libc)/include"
         sed -i \
             -e "s,glibc_header_dir=/usr/include,glibc_header_dir=$glibc_headers", \
             gcc/configure
diff --git a/pkgs/development/compilers/gcc/4.6/default.nix b/pkgs/development/compilers/gcc/4.6/default.nix
index feca5137f6d3..5ad087db134c 100644
--- a/pkgs/development/compilers/gcc/4.6/default.nix
+++ b/pkgs/development/compilers/gcc/4.6/default.nix
@@ -229,11 +229,11 @@ stdenv.mkDerivation ({
            sed -i gcc/config/t-gnu \
                -es'|NATIVE_SYSTEM_HEADER_DIR.*$|NATIVE_SYSTEM_HEADER_DIR = ${libc}/include|g'
         ''
-    else if cross != null || stdenv.gcc.libc != null then
+    else if cross != null || stdenv.cc.libc != null then
       # On NixOS, use the right path to the dynamic linker instead of
       # `/lib/ld*.so'.
       let
-        libc = if libcCross != null then libcCross else stdenv.gcc.libc;
+        libc = if libcCross != null then libcCross else stdenv.cc.libc;
       in
         '' echo "fixing the \`GLIBC_DYNAMIC_LINKER' and \`UCLIBC_DYNAMIC_LINKER' macros..."
            for header in "gcc/config/"*-gnu.h "gcc/config/"*"/"*.h
@@ -339,7 +339,7 @@ stdenv.mkDerivation ({
     NM_FOR_TARGET = "${stdenv.cross.config}-nm";
     CXX_FOR_TARGET = "${stdenv.cross.config}-g++";
     # If we are making a cross compiler, cross != null
-    NIX_GCC_CROSS = if cross == null then "${stdenv.gccCross}" else "";
+    NIX_CC_CROSS = if cross == null then "${stdenv.ccCross}" else "";
     dontStrip = true;
     configureFlags = ''
       ${if enableMultilib then "" else "--disable-multilib"}
diff --git a/pkgs/development/compilers/gcc/4.8/builder.sh b/pkgs/development/compilers/gcc/4.8/builder.sh
index 3d24d34a2f26..dd77c67a023e 100644
--- a/pkgs/development/compilers/gcc/4.8/builder.sh
+++ b/pkgs/development/compilers/gcc/4.8/builder.sh
@@ -19,20 +19,20 @@ echo "\$LIBRARY_PATH is \`$LIBRARY_PATH'"
 
 if test "$noSysDirs" = "1"; then
 
-    if test -e $NIX_GCC/nix-support/orig-libc; then
+    if test -e $NIX_CC/nix-support/orig-libc; then
 
         # Figure out what extra flags to pass to the gcc compilers
         # being generated to make sure that they use our glibc.
-        extraFlags="$(cat $NIX_GCC/nix-support/libc-cflags)"
-        extraLDFlags="$(cat $NIX_GCC/nix-support/libc-ldflags) $(cat $NIX_GCC/nix-support/libc-ldflags-before)"
+        extraFlags="$(cat $NIX_CC/nix-support/libc-cflags)"
+        extraLDFlags="$(cat $NIX_CC/nix-support/libc-ldflags) $(cat $NIX_CC/nix-support/libc-ldflags-before)"
 
         # Use *real* header files, otherwise a limits.h is generated
         # that does not include Glibc's limits.h (notably missing
         # SSIZE_MAX, which breaks the build).
-        export NIX_FIXINC_DUMMY=$(cat $NIX_GCC/nix-support/orig-libc)/include
+        export NIX_FIXINC_DUMMY=$(cat $NIX_CC/nix-support/orig-libc)/include
 
         # The path to the Glibc binaries such as `crti.o'.
-        glibc_libdir="$(cat $NIX_GCC/nix-support/orig-libc)/lib"
+        glibc_libdir="$(cat $NIX_CC/nix-support/orig-libc)/lib"
 
     else
         # Hack: support impure environments.
@@ -74,7 +74,7 @@ if test "$noSysDirs" = "1"; then
             EXTRA_TARGET_LDFLAGS="-Wl,-L${libcCross}/lib -Wl,-rpath,${libcCross}/lib -Wl,-rpath-link,${libcCross}/lib"
         fi
     else
-        if test -z "$NIX_GCC_CROSS"; then
+        if test -z "$NIX_CC_CROSS"; then
             EXTRA_TARGET_CFLAGS="$EXTRA_FLAGS"
             EXTRA_TARGET_CXXFLAGS="$EXTRA_FLAGS"
             EXTRA_TARGET_LDFLAGS="$EXTRA_LDFLAGS"
@@ -82,20 +82,20 @@ if test "$noSysDirs" = "1"; then
             # This the case of cross-building the gcc.
             # We need special flags for the target, different than those of the build
             # Assertion:
-            test -e $NIX_GCC_CROSS/nix-support/orig-libc
+            test -e $NIX_CC_CROSS/nix-support/orig-libc
 
             # Figure out what extra flags to pass to the gcc compilers
             # being generated to make sure that they use our glibc.
-            extraFlags="$(cat $NIX_GCC_CROSS/nix-support/libc-cflags)"
-            extraLDFlags="$(cat $NIX_GCC_CROSS/nix-support/libc-ldflags) $(cat $NIX_GCC_CROSS/nix-support/libc-ldflags-before)"
+            extraFlags="$(cat $NIX_CC_CROSS/nix-support/libc-cflags)"
+            extraLDFlags="$(cat $NIX_CC_CROSS/nix-support/libc-ldflags) $(cat $NIX_CC_CROSS/nix-support/libc-ldflags-before)"
 
             # Use *real* header files, otherwise a limits.h is generated
             # that does not include Glibc's limits.h (notably missing
             # SSIZE_MAX, which breaks the build).
-            NIX_FIXINC_DUMMY_CROSS=$(cat $NIX_GCC_CROSS/nix-support/orig-libc)/include
+            NIX_FIXINC_DUMMY_CROSS=$(cat $NIX_CC_CROSS/nix-support/orig-libc)/include
 
             # The path to the Glibc binaries such as `crti.o'.
-            glibc_dir="$(cat $NIX_GCC_CROSS/nix-support/orig-libc)"
+            glibc_dir="$(cat $NIX_CC_CROSS/nix-support/orig-libc)"
             glibc_libdir="$glibc_dir/lib"
             configureFlags="$configureFlags --with-native-system-header-dir=$glibc_dir/include"
 
@@ -167,11 +167,11 @@ preConfigure() {
         rm -Rf zlib
     fi
 
-    if test -f "$NIX_GCC/nix-support/orig-libc"; then
+    if test -f "$NIX_CC/nix-support/orig-libc"; then
         # Patch the configure script so it finds glibc headers.  It's
         # important for example in order not to get libssp built,
         # because its functionality is in glibc already.
-        glibc_headers="$(cat $NIX_GCC/nix-support/orig-libc)/include"
+        glibc_headers="$(cat $NIX_CC/nix-support/orig-libc)/include"
         sed -i \
             -e "s,glibc_header_dir=/usr/include,glibc_header_dir=$glibc_headers", \
             gcc/configure
diff --git a/pkgs/development/compilers/gcc/4.8/default.nix b/pkgs/development/compilers/gcc/4.8/default.nix
index 6547d9b12b6c..e58dea03a765 100644
--- a/pkgs/development/compilers/gcc/4.8/default.nix
+++ b/pkgs/development/compilers/gcc/4.8/default.nix
@@ -251,11 +251,11 @@ stdenv.mkDerivation ({
            sed -i "${gnu_h}" \
                -es'|#define STANDARD_INCLUDE_DIR.*$|#define STANDARD_INCLUDE_DIR "${libc}/include"|g'
         ''
-    else if cross != null || stdenv.gcc.libc != null then
+    else if cross != null || stdenv.cc.libc != null then
       # On NixOS, use the right path to the dynamic linker instead of
       # `/lib/ld*.so'.
       let
-        libc = if libcCross != null then libcCross else stdenv.gcc.libc;
+        libc = if libcCross != null then libcCross else stdenv.cc.libc;
       in
         '' echo "fixing the \`GLIBC_DYNAMIC_LINKER' and \`UCLIBC_DYNAMIC_LINKER' macros..."
            for header in "gcc/config/"*-gnu.h "gcc/config/"*"/"*.h
@@ -397,7 +397,7 @@ stdenv.mkDerivation ({
     NM_FOR_TARGET = "${stdenv.cross.config}-nm";
     CXX_FOR_TARGET = "${stdenv.cross.config}-g++";
     # If we are making a cross compiler, cross != null
-    NIX_GCC_CROSS = if cross == null then "${stdenv.gccCross}" else "";
+    NIX_CC_CROSS = if cross == null then "${stdenv.ccCross}" else "";
     dontStrip = true;
     configureFlags = ''
       ${if enableMultilib then "" else "--disable-multilib"}
diff --git a/pkgs/development/compilers/gcc/4.9/builder.sh b/pkgs/development/compilers/gcc/4.9/builder.sh
index b781fa6c7ef6..96bbd025ba63 100644
--- a/pkgs/development/compilers/gcc/4.9/builder.sh
+++ b/pkgs/development/compilers/gcc/4.9/builder.sh
@@ -19,20 +19,20 @@ echo "\$LIBRARY_PATH is \`$LIBRARY_PATH'"
 
 if test "$noSysDirs" = "1"; then
 
-    if test -e $NIX_GCC/nix-support/orig-libc; then
+    if test -e $NIX_CC/nix-support/orig-libc; then
 
         # Figure out what extra flags to pass to the gcc compilers
         # being generated to make sure that they use our glibc.
-        extraFlags="$(cat $NIX_GCC/nix-support/libc-cflags)"
-        extraLDFlags="$(cat $NIX_GCC/nix-support/libc-ldflags) $(cat $NIX_GCC/nix-support/libc-ldflags-before)"
+        extraFlags="$(cat $NIX_CC/nix-support/libc-cflags)"
+        extraLDFlags="$(cat $NIX_CC/nix-support/libc-ldflags) $(cat $NIX_CC/nix-support/libc-ldflags-before)"
 
         # Use *real* header files, otherwise a limits.h is generated
         # that does not include Glibc's limits.h (notably missing
         # SSIZE_MAX, which breaks the build).
-        export NIX_FIXINC_DUMMY=$(cat $NIX_GCC/nix-support/orig-libc)/include
+        export NIX_FIXINC_DUMMY=$(cat $NIX_CC/nix-support/orig-libc)/include
 
         # The path to the Glibc binaries such as `crti.o'.
-        glibc_libdir="$(cat $NIX_GCC/nix-support/orig-libc)/lib"
+        glibc_libdir="$(cat $NIX_CC/nix-support/orig-libc)/lib"
 
     else
         # Hack: support impure environments.
@@ -74,7 +74,7 @@ if test "$noSysDirs" = "1"; then
             EXTRA_TARGET_LDFLAGS="-Wl,-L${libcCross}/lib -Wl,-rpath,${libcCross}/lib -Wl,-rpath-link,${libcCross}/lib"
         fi
     else
-        if test -z "$NIX_GCC_CROSS"; then
+        if test -z "$NIX_CC_CROSS"; then
             EXTRA_TARGET_CFLAGS="$EXTRA_FLAGS"
             EXTRA_TARGET_CXXFLAGS="$EXTRA_FLAGS"
             EXTRA_TARGET_LDFLAGS="$EXTRA_LDFLAGS"
@@ -82,20 +82,20 @@ if test "$noSysDirs" = "1"; then
             # This the case of cross-building the gcc.
             # We need special flags for the target, different than those of the build
             # Assertion:
-            test -e $NIX_GCC_CROSS/nix-support/orig-libc
+            test -e $NIX_CC_CROSS/nix-support/orig-libc
 
             # Figure out what extra flags to pass to the gcc compilers
             # being generated to make sure that they use our glibc.
-            extraFlags="$(cat $NIX_GCC_CROSS/nix-support/libc-cflags)"
-            extraLDFlags="$(cat $NIX_GCC_CROSS/nix-support/libc-ldflags) $(cat $NIX_GCC_CROSS/nix-support/libc-ldflags-before)"
+            extraFlags="$(cat $NIX_CC_CROSS/nix-support/libc-cflags)"
+            extraLDFlags="$(cat $NIX_CC_CROSS/nix-support/libc-ldflags) $(cat $NIX_CC_CROSS/nix-support/libc-ldflags-before)"
 
             # Use *real* header files, otherwise a limits.h is generated
             # that does not include Glibc's limits.h (notably missing
             # SSIZE_MAX, which breaks the build).
-            NIX_FIXINC_DUMMY_CROSS=$(cat $NIX_GCC_CROSS/nix-support/orig-libc)/include
+            NIX_FIXINC_DUMMY_CROSS=$(cat $NIX_CC_CROSS/nix-support/orig-libc)/include
 
             # The path to the Glibc binaries such as `crti.o'.
-            glibc_dir="$(cat $NIX_GCC_CROSS/nix-support/orig-libc)"
+            glibc_dir="$(cat $NIX_CC_CROSS/nix-support/orig-libc)"
             glibc_libdir="$glibc_dir/lib"
             configureFlags="$configureFlags --with-native-system-header-dir=$glibc_dir/include"
 
@@ -171,11 +171,11 @@ preConfigure() {
         rm -Rf zlib
     fi
 
-    if test -f "$NIX_GCC/nix-support/orig-libc"; then
+    if test -f "$NIX_CC/nix-support/orig-libc"; then
         # Patch the configure script so it finds glibc headers.  It's
         # important for example in order not to get libssp built,
         # because its functionality is in glibc already.
-        glibc_headers="$(cat $NIX_GCC/nix-support/orig-libc)/include"
+        glibc_headers="$(cat $NIX_CC/nix-support/orig-libc)/include"
         sed -i \
             -e "s,glibc_header_dir=/usr/include,glibc_header_dir=$glibc_headers", \
             gcc/configure
diff --git a/pkgs/development/compilers/gcc/4.9/default.nix b/pkgs/development/compilers/gcc/4.9/default.nix
index ef7846fadd07..cffb50ef211a 100644
--- a/pkgs/development/compilers/gcc/4.9/default.nix
+++ b/pkgs/development/compilers/gcc/4.9/default.nix
@@ -247,11 +247,11 @@ stdenv.mkDerivation ({
            sed -i "${gnu_h}" \
                -es'|#define STANDARD_INCLUDE_DIR.*$|#define STANDARD_INCLUDE_DIR "${libc}/include"|g'
         ''
-    else if cross != null || stdenv.gcc.libc != null then
+    else if cross != null || stdenv.cc.libc != null then
       # On NixOS, use the right path to the dynamic linker instead of
       # `/lib/ld*.so'.
       let
-        libc = if libcCross != null then libcCross else stdenv.gcc.libc;
+        libc = if libcCross != null then libcCross else stdenv.cc.libc;
       in
         '' echo "fixing the \`GLIBC_DYNAMIC_LINKER' and \`UCLIBC_DYNAMIC_LINKER' macros..."
            for header in "gcc/config/"*-gnu.h "gcc/config/"*"/"*.h
@@ -385,7 +385,7 @@ stdenv.mkDerivation ({
     NM_FOR_TARGET = "${stdenv.cross.config}-nm";
     CXX_FOR_TARGET = "${stdenv.cross.config}-g++";
     # If we are making a cross compiler, cross != null
-    NIX_GCC_CROSS = if cross == null then "${stdenv.gccCross}" else "";
+    NIX_CC_CROSS = if cross == null then "${stdenv.ccCross}" else "";
     dontStrip = true;
     configureFlags = ''
       ${if enableMultilib then "" else "--disable-multilib"}
diff --git a/pkgs/development/compilers/gcl/default.nix b/pkgs/development/compilers/gcl/default.nix
index f2252fe83813..452f5c09bf5c 100644
--- a/pkgs/development/compilers/gcl/default.nix
+++ b/pkgs/development/compilers/gcl/default.nix
@@ -9,11 +9,11 @@ let
 in
 
 (
-assert a.stdenv ? gcc ;
-assert a.stdenv.gcc ? gcc ;
-assert a.stdenv.gcc ? libc ;
-assert a.stdenv.gcc.gcc != null ;
-assert a.stdenv.gcc.libc != null ;
+assert a.stdenv ? cc ;
+assert a.stdenv.cc ? gcc ;
+assert a.stdenv.cc ? libc ;
+assert a.stdenv.cc.gcc != null ;
+assert a.stdenv.cc.libc != null ;
 
 rec {
   src = a.fetchurl {
@@ -37,7 +37,7 @@ rec {
   preBuild = a.fullDepEntry (''
     sed -re "s@/bin/cat@$(which cat)@g" -i configure */configure
     sed -re "s@if test -d /proc/self @if false @" -i configure
-    sed -re 's^([ \t])cpp ^\1cpp -I${a.stdenv.gcc.gcc}/include -I${a.stdenv.gcc.libc}/include ^g' -i makefile
+    sed -re 's^([ \t])cpp ^\1cpp -I${a.stdenv.cc.gcc}/include -I${a.stdenv.cc.libc}/include ^g' -i makefile
   '') ["minInit" "doUnpack" "addInputs"];
 
   /* doConfigure should be removed if not needed */
diff --git a/pkgs/development/compilers/ghc/6.10.1-binary.nix b/pkgs/development/compilers/ghc/6.10.1-binary.nix
index e7d4d3c1946f..02e37cc42cf1 100644
--- a/pkgs/development/compilers/ghc/6.10.1-binary.nix
+++ b/pkgs/development/compilers/ghc/6.10.1-binary.nix
@@ -45,7 +45,7 @@ stdenv.mkDerivation rec {
     # find editline/gmp.
     (if stdenv.isLinux then ''
       find . -type f -perm +100 \
-          -exec patchelf --interpreter "$(cat $NIX_GCC/nix-support/dynamic-linker)" \
+          -exec patchelf --interpreter "$(cat $NIX_CC/nix-support/dynamic-linker)" \
           --set-rpath "${libedit}/lib:${ncurses}/lib:${gmp}/lib" {} \;
       for prog in ld ar gcc strip ranlib; do
         find . -name "setup-config" -exec sed -i "s@/usr/bin/$prog@$(type -p $prog)@g" {} \;
diff --git a/pkgs/development/compilers/ghc/6.10.1.nix b/pkgs/development/compilers/ghc/6.10.1.nix
index ccb9f434230a..7c18d76626e2 100644
--- a/pkgs/development/compilers/ghc/6.10.1.nix
+++ b/pkgs/development/compilers/ghc/6.10.1.nix
@@ -17,7 +17,7 @@ stdenv.mkDerivation rec {
   configureFlags=[
     "--with-gmp-libraries=${gmp}/lib"
     "--with-gmp-includes=${gmp}/include"
-    "--with-gcc=${stdenv.gcc}/bin/gcc"
+    "--with-gcc=${stdenv.cc}/bin/gcc"
   ];
 
   meta = {
diff --git a/pkgs/development/compilers/ghc/6.10.2-binary.nix b/pkgs/development/compilers/ghc/6.10.2-binary.nix
index 5af89e38c21f..1e755ab6c0cc 100644
--- a/pkgs/development/compilers/ghc/6.10.2-binary.nix
+++ b/pkgs/development/compilers/ghc/6.10.2-binary.nix
@@ -39,7 +39,7 @@ stdenv.mkDerivation rec {
     # find editline/gmp.
     (if stdenv.isLinux then ''
       find . -type f -perm +100 \
-          -exec patchelf --interpreter "$(cat $NIX_GCC/nix-support/dynamic-linker)" \
+          -exec patchelf --interpreter "$(cat $NIX_CC/nix-support/dynamic-linker)" \
           --set-rpath "${libedit}/lib:${ncurses}/lib:${gmp}/lib" {} \;
       for prog in ld ar gcc strip ranlib; do
         find . -name "setup-config" -exec sed -i "s@/usr/bin/$prog@$(type -p $prog)@g" {} \;
diff --git a/pkgs/development/compilers/ghc/6.10.2.nix b/pkgs/development/compilers/ghc/6.10.2.nix
index 4988734f5809..9261ead80d71 100644
--- a/pkgs/development/compilers/ghc/6.10.2.nix
+++ b/pkgs/development/compilers/ghc/6.10.2.nix
@@ -17,7 +17,7 @@ stdenv.mkDerivation rec {
   configureFlags=[
     "--with-gmp-libraries=${gmp}/lib"
     "--with-gmp-includes=${gmp}/include"
-    "--with-gcc=${stdenv.gcc}/bin/gcc"
+    "--with-gcc=${stdenv.cc}/bin/gcc"
   ];
 
   meta = {
diff --git a/pkgs/development/compilers/ghc/6.10.3.nix b/pkgs/development/compilers/ghc/6.10.3.nix
index f6683278e454..9ab6e2076b55 100644
--- a/pkgs/development/compilers/ghc/6.10.3.nix
+++ b/pkgs/development/compilers/ghc/6.10.3.nix
@@ -17,7 +17,7 @@ stdenv.mkDerivation rec {
   configureFlags=[
     "--with-gmp-libraries=${gmp}/lib"
     "--with-gmp-includes=${gmp}/include"
-    "--with-gcc=${stdenv.gcc}/bin/gcc"
+    "--with-gcc=${stdenv.cc}/bin/gcc"
   ];
 
   meta = {
diff --git a/pkgs/development/compilers/ghc/6.10.4.nix b/pkgs/development/compilers/ghc/6.10.4.nix
index 5d02088c44cb..3c5a52c0c403 100644
--- a/pkgs/development/compilers/ghc/6.10.4.nix
+++ b/pkgs/development/compilers/ghc/6.10.4.nix
@@ -17,7 +17,7 @@ stdenv.mkDerivation rec {
   configureFlags=[
     "--with-gmp-libraries=${gmp}/lib"
     "--with-gmp-includes=${gmp}/include"
-    "--with-gcc=${stdenv.gcc}/bin/gcc"
+    "--with-gcc=${stdenv.cc}/bin/gcc"
   ];
 
   NIX_CFLAGS_COMPILE = "-fomit-frame-pointer";
diff --git a/pkgs/development/compilers/ghc/6.11.nix b/pkgs/development/compilers/ghc/6.11.nix
index 914403cdd660..8d57ecd59ac6 100644
--- a/pkgs/development/compilers/ghc/6.11.nix
+++ b/pkgs/development/compilers/ghc/6.11.nix
@@ -17,7 +17,7 @@ stdenv.mkDerivation rec {
   configureFlags=[
     "--with-gmp-libraries=${gmp}/lib"
     "--with-gmp-includes=${gmp}/include"
-    "--with-gcc=${stdenv.gcc}/bin/gcc"
+    "--with-gcc=${stdenv.cc}/bin/gcc"
   ];
 
   preConfigure=[
diff --git a/pkgs/development/compilers/ghc/6.12.1-binary.nix b/pkgs/development/compilers/ghc/6.12.1-binary.nix
index da4658c3829e..8d03ca404527 100644
--- a/pkgs/development/compilers/ghc/6.12.1-binary.nix
+++ b/pkgs/development/compilers/ghc/6.12.1-binary.nix
@@ -42,7 +42,7 @@ stdenv.mkDerivation rec {
     # find editline/gmp.
     (if stdenv.isLinux then ''
       find . -type f -perm +100 \
-          -exec patchelf --interpreter "$(cat $NIX_GCC/nix-support/dynamic-linker)" \
+          -exec patchelf --interpreter "$(cat $NIX_CC/nix-support/dynamic-linker)" \
           --set-rpath "${ncurses}/lib:${gmp}/lib" {} \;
       sed -i "s|/usr/bin/perl|perl\x00        |" ghc-${version}/ghc/stage2/build/tmp/ghc-stage2
       sed -i "s|/usr/bin/gcc|gcc\x00        |" ghc-${version}/ghc/stage2/build/tmp/ghc-stage2
diff --git a/pkgs/development/compilers/ghc/6.12.1.nix b/pkgs/development/compilers/ghc/6.12.1.nix
index 31c763c4505c..66b277dc3766 100644
--- a/pkgs/development/compilers/ghc/6.12.1.nix
+++ b/pkgs/development/compilers/ghc/6.12.1.nix
@@ -22,7 +22,7 @@ stdenv.mkDerivation rec {
   '';
 
   configureFlags=[
-    "--with-gcc=${stdenv.gcc}/bin/gcc"
+    "--with-gcc=${stdenv.cc}/bin/gcc"
   ];
 
   # required, because otherwise all symbols from HSffi.o are stripped, and
diff --git a/pkgs/development/compilers/ghc/6.12.2.nix b/pkgs/development/compilers/ghc/6.12.2.nix
index 5db5fc49fc66..a7252a7931df 100644
--- a/pkgs/development/compilers/ghc/6.12.2.nix
+++ b/pkgs/development/compilers/ghc/6.12.2.nix
@@ -22,7 +22,7 @@ stdenv.mkDerivation rec {
   '';
 
   configureFlags=[
-    "--with-gcc=${stdenv.gcc}/bin/gcc"
+    "--with-gcc=${stdenv.cc}/bin/gcc"
   ];
 
   # required, because otherwise all symbols from HSffi.o are stripped, and
diff --git a/pkgs/development/compilers/ghc/6.12.3.nix b/pkgs/development/compilers/ghc/6.12.3.nix
index 08c9c1739ed0..a1cc16e1f9e6 100644
--- a/pkgs/development/compilers/ghc/6.12.3.nix
+++ b/pkgs/development/compilers/ghc/6.12.3.nix
@@ -22,7 +22,7 @@ stdenv.mkDerivation rec {
   '';
 
   configureFlags=[
-    "--with-gcc=${stdenv.gcc}/bin/gcc"
+    "--with-gcc=${stdenv.cc}/bin/gcc"
   ];
 
   NIX_CFLAGS_COMPILE = "-fomit-frame-pointer";
diff --git a/pkgs/development/compilers/ghc/6.4.2-binary.nix b/pkgs/development/compilers/ghc/6.4.2-binary.nix
index b42602829acd..5485326e2e7e 100644
--- a/pkgs/development/compilers/ghc/6.4.2-binary.nix
+++ b/pkgs/development/compilers/ghc/6.4.2-binary.nix
@@ -30,7 +30,7 @@ stdenv.mkDerivation {
   # find readline/gmp.
   postBuild = if stdenv.isLinux then "
     find . -type f -perm +100 \\
-        -exec patchelf --interpreter \"$(cat $NIX_GCC/nix-support/dynamic-linker)\" \\
+        -exec patchelf --interpreter \"$(cat $NIX_CC/nix-support/dynamic-linker)\" \\
         --set-rpath \"${readline}/lib:${ncurses}/lib:${gmp}/lib\" {} \\;
   " else "";
 
diff --git a/pkgs/development/compilers/ghc/6.4.2.nix b/pkgs/development/compilers/ghc/6.4.2.nix
index e336d4e83b1b..dfd38cc6a1a2 100644
--- a/pkgs/development/compilers/ghc/6.4.2.nix
+++ b/pkgs/development/compilers/ghc/6.4.2.nix
@@ -12,7 +12,7 @@ stdenv.mkDerivation {
 
   propagatedBuildInputs = [readline ncurses gmp];
 
-  configureFlags = "--with-gcc=${stdenv.gcc}/bin/gcc";
+  configureFlags = "--with-gcc=${stdenv.cc}/bin/gcc";
 
   preConfigure =
     ''
diff --git a/pkgs/development/compilers/ghc/6.8.2.nix b/pkgs/development/compilers/ghc/6.8.2.nix
index 8af158625906..0f649745a1ee 100644
--- a/pkgs/development/compilers/ghc/6.8.2.nix
+++ b/pkgs/development/compilers/ghc/6.8.2.nix
@@ -25,7 +25,7 @@ stdenv.mkDerivation (rec {
     "--with-gmp-libraries=${gmp}/lib"
     "--with-gmp-includes=${gmp}/include"
     "--with-readline-libraries=${readline}/lib"
-    "--with-gcc=${stdenv.gcc}/bin/gcc"
+    "--with-gcc=${stdenv.cc}/bin/gcc"
   ];
 
   preConfigure = "
diff --git a/pkgs/development/compilers/ghc/6.8.3.nix b/pkgs/development/compilers/ghc/6.8.3.nix
index 281ff61b700c..ea116781afb3 100644
--- a/pkgs/development/compilers/ghc/6.8.3.nix
+++ b/pkgs/development/compilers/ghc/6.8.3.nix
@@ -25,7 +25,7 @@ stdenv.mkDerivation rec {
     "--with-gmp-libraries=${gmp}/lib"
     "--with-gmp-includes=${gmp}/include"
     "--with-readline-libraries=${readline}/lib"
-    "--with-gcc=${stdenv.gcc}/bin/gcc"
+    "--with-gcc=${stdenv.cc}/bin/gcc"
   ];
 
   preConfigure = ''
diff --git a/pkgs/development/compilers/ghc/7.0.1.nix b/pkgs/development/compilers/ghc/7.0.1.nix
index b0b03d4b8ccb..3f992bb16ff9 100644
--- a/pkgs/development/compilers/ghc/7.0.1.nix
+++ b/pkgs/development/compilers/ghc/7.0.1.nix
@@ -22,7 +22,7 @@ stdenv.mkDerivation rec {
   '';
 
   configureFlags=[
-    "--with-gcc=${stdenv.gcc}/bin/gcc"
+    "--with-gcc=${stdenv.cc}/bin/gcc"
   ];
 
   # required, because otherwise all symbols from HSffi.o are stripped, and
diff --git a/pkgs/development/compilers/ghc/7.0.2.nix b/pkgs/development/compilers/ghc/7.0.2.nix
index 5dd2e14b0c6f..3fb982e2a710 100644
--- a/pkgs/development/compilers/ghc/7.0.2.nix
+++ b/pkgs/development/compilers/ghc/7.0.2.nix
@@ -22,7 +22,7 @@ stdenv.mkDerivation rec {
   '';
 
   configureFlags=[
-    "--with-gcc=${stdenv.gcc}/bin/gcc"
+    "--with-gcc=${stdenv.cc}/bin/gcc"
   ];
 
   # required, because otherwise all symbols from HSffi.o are stripped, and
diff --git a/pkgs/development/compilers/ghc/7.0.3.nix b/pkgs/development/compilers/ghc/7.0.3.nix
index c8d4b2648048..b20407513706 100644
--- a/pkgs/development/compilers/ghc/7.0.3.nix
+++ b/pkgs/development/compilers/ghc/7.0.3.nix
@@ -22,7 +22,7 @@ stdenv.mkDerivation rec {
   '';
 
   configureFlags=[
-    "--with-gcc=${stdenv.gcc}/bin/gcc"
+    "--with-gcc=${stdenv.cc}/bin/gcc"
   ];
 
   # required, because otherwise all symbols from HSffi.o are stripped, and
diff --git a/pkgs/development/compilers/ghc/7.0.4-binary.nix b/pkgs/development/compilers/ghc/7.0.4-binary.nix
index 2c9b11f2b654..1fedfaedf51c 100644
--- a/pkgs/development/compilers/ghc/7.0.4-binary.nix
+++ b/pkgs/development/compilers/ghc/7.0.4-binary.nix
@@ -52,7 +52,7 @@ stdenv.mkDerivation rec {
     # find editline/gmp.
     (if stdenv.isLinux then ''
       find . -type f -perm +100 \
-          -exec patchelf --interpreter "$(cat $NIX_GCC/nix-support/dynamic-linker)" \
+          -exec patchelf --interpreter "$(cat $NIX_CC/nix-support/dynamic-linker)" \
           --set-rpath "${ncurses}/lib:${gmp}/lib" {} \;
       sed -i "s|/usr/bin/perl|perl\x00        |" ghc-${version}/ghc/stage2/build/tmp/ghc-stage2
       sed -i "s|/usr/bin/gcc|gcc\x00        |" ghc-${version}/ghc/stage2/build/tmp/ghc-stage2
diff --git a/pkgs/development/compilers/ghc/7.0.4.nix b/pkgs/development/compilers/ghc/7.0.4.nix
index ab69df12aa8c..bcce5ec03aef 100644
--- a/pkgs/development/compilers/ghc/7.0.4.nix
+++ b/pkgs/development/compilers/ghc/7.0.4.nix
@@ -22,7 +22,7 @@ stdenv.mkDerivation rec {
   '';
 
   configureFlags=[
-    "--with-gcc=${stdenv.gcc}/bin/gcc"
+    "--with-gcc=${stdenv.cc}/bin/gcc"
   ];
 
   NIX_CFLAGS_COMPILE = "-fomit-frame-pointer";
diff --git a/pkgs/development/compilers/ghc/7.2.1.nix b/pkgs/development/compilers/ghc/7.2.1.nix
index 867df5aae6bf..5a3af0f6492d 100644
--- a/pkgs/development/compilers/ghc/7.2.1.nix
+++ b/pkgs/development/compilers/ghc/7.2.1.nix
@@ -22,7 +22,7 @@ stdenv.mkDerivation rec {
   '';
 
   configureFlags=[
-    "--with-gcc=${stdenv.gcc}/bin/gcc"
+    "--with-gcc=${stdenv.cc}/bin/gcc"
   ];
 
   # required, because otherwise all symbols from HSffi.o are stripped, and
diff --git a/pkgs/development/compilers/ghc/7.2.2.nix b/pkgs/development/compilers/ghc/7.2.2.nix
index 7e714ae3b789..51d94af40516 100644
--- a/pkgs/development/compilers/ghc/7.2.2.nix
+++ b/pkgs/development/compilers/ghc/7.2.2.nix
@@ -22,7 +22,7 @@ stdenv.mkDerivation rec {
   '';
 
   configureFlags=[
-    "--with-gcc=${stdenv.gcc}/bin/gcc"
+    "--with-gcc=${stdenv.cc}/bin/gcc"
   ];
 
   NIX_CFLAGS_COMPILE = "-fomit-frame-pointer";
diff --git a/pkgs/development/compilers/ghc/7.4.1.nix b/pkgs/development/compilers/ghc/7.4.1.nix
index 95590518a281..f666299c5b05 100644
--- a/pkgs/development/compilers/ghc/7.4.1.nix
+++ b/pkgs/development/compilers/ghc/7.4.1.nix
@@ -22,7 +22,7 @@ stdenv.mkDerivation rec {
   '';
 
   configureFlags=[
-    "--with-gcc=${stdenv.gcc}/bin/gcc"
+    "--with-gcc=${stdenv.cc}/bin/gcc"
   ];
 
   # required, because otherwise all symbols from HSffi.o are stripped, and
diff --git a/pkgs/development/compilers/ghc/7.4.2-binary.nix b/pkgs/development/compilers/ghc/7.4.2-binary.nix
index f6dc974227cc..bc083fe7a82f 100644
--- a/pkgs/development/compilers/ghc/7.4.2-binary.nix
+++ b/pkgs/development/compilers/ghc/7.4.2-binary.nix
@@ -52,7 +52,7 @@ stdenv.mkDerivation rec {
     # find editline/gmp.
     (if stdenv.isLinux then ''
       find . -type f -perm +100 \
-          -exec patchelf --interpreter "$(cat $NIX_GCC/nix-support/dynamic-linker)" \
+          -exec patchelf --interpreter "$(cat $NIX_CC/nix-support/dynamic-linker)" \
           --set-rpath "${ncurses}/lib:${gmp}/lib" {} \;
       sed -i "s|/usr/bin/perl|perl\x00        |" ghc-${version}/ghc/stage2/build/tmp/ghc-stage2
       sed -i "s|/usr/bin/gcc|gcc\x00        |" ghc-${version}/ghc/stage2/build/tmp/ghc-stage2
diff --git a/pkgs/development/compilers/ghc/7.4.2.nix b/pkgs/development/compilers/ghc/7.4.2.nix
index 497a59e17fa5..2f577f12bc46 100644
--- a/pkgs/development/compilers/ghc/7.4.2.nix
+++ b/pkgs/development/compilers/ghc/7.4.2.nix
@@ -26,7 +26,7 @@ stdenv.mkDerivation rec {
   '';
 
   configureFlags=[
-    "--with-gcc=${stdenv.gcc}/bin/gcc"
+    "--with-gcc=${stdenv.cc}/bin/gcc"
   ];
 
   # required, because otherwise all symbols from HSffi.o are stripped, and
diff --git a/pkgs/development/compilers/ghc/7.6.1.nix b/pkgs/development/compilers/ghc/7.6.1.nix
index 5a63d30390da..8f1a69519669 100644
--- a/pkgs/development/compilers/ghc/7.6.1.nix
+++ b/pkgs/development/compilers/ghc/7.6.1.nix
@@ -23,7 +23,7 @@ stdenv.mkDerivation rec {
   '';
 
   configureFlags=[
-    "--with-gcc=${stdenv.gcc}/bin/gcc"
+    "--with-gcc=${stdenv.cc}/bin/gcc"
   ];
 
   # required, because otherwise all symbols from HSffi.o are stripped, and
diff --git a/pkgs/development/compilers/ghc/7.6.2.nix b/pkgs/development/compilers/ghc/7.6.2.nix
index 45f877ffc7c9..d2ea2ebce053 100644
--- a/pkgs/development/compilers/ghc/7.6.2.nix
+++ b/pkgs/development/compilers/ghc/7.6.2.nix
@@ -24,7 +24,7 @@ stdenv.mkDerivation rec {
   '';
 
   configureFlags = [
-    "--with-gcc=${stdenv.gcc}/bin/gcc"
+    "--with-gcc=${stdenv.cc}/bin/gcc"
   ];
 
   # required, because otherwise all symbols from HSffi.o are stripped, and
diff --git a/pkgs/development/compilers/ghc/7.6.3.nix b/pkgs/development/compilers/ghc/7.6.3.nix
index dc84446a2767..9866ea38e86a 100644
--- a/pkgs/development/compilers/ghc/7.6.3.nix
+++ b/pkgs/development/compilers/ghc/7.6.3.nix
@@ -41,7 +41,7 @@ in stdenv.mkDerivation rec {
     export NIX_LDFLAGS="$NIX_LDFLAGS -rpath $out/lib/ghc-${version}"
   '';
 
-  configureFlags = "--with-gcc=${stdenv.gcc}/bin/gcc";
+  configureFlags = "--with-gcc=${stdenv.cc}/bin/gcc";
 
   postInstall = ''
     # ghci uses mmap with rwx protection at it implements dynamic
diff --git a/pkgs/development/compilers/ghc/7.8.3-binary.nix b/pkgs/development/compilers/ghc/7.8.3-binary.nix
index f2c65c6ad053..a84b03fa0dd2 100644
--- a/pkgs/development/compilers/ghc/7.8.3-binary.nix
+++ b/pkgs/development/compilers/ghc/7.8.3-binary.nix
@@ -52,7 +52,7 @@ stdenv.mkDerivation rec {
     # find editline/gmp.
     (if stdenv.isLinux then ''
       find . -type f -perm +100 \
-          -exec patchelf --interpreter "$(cat $NIX_GCC/nix-support/dynamic-linker)" \
+          -exec patchelf --interpreter "$(cat $NIX_CC/nix-support/dynamic-linker)" \
           --set-rpath "${ncurses}/lib:${gmp}/lib" {} \;
       sed -i "s|/usr/bin/perl|perl\x00        |" ghc-${version}/ghc/stage2/build/tmp/ghc-stage2
       sed -i "s|/usr/bin/gcc|gcc\x00        |" ghc-${version}/ghc/stage2/build/tmp/ghc-stage2
diff --git a/pkgs/development/compilers/ghc/head.nix b/pkgs/development/compilers/ghc/head.nix
index 462007b1a3bb..22f42bd90b5e 100644
--- a/pkgs/development/compilers/ghc/head.nix
+++ b/pkgs/development/compilers/ghc/head.nix
@@ -19,7 +19,7 @@ stdenv.mkDerivation rec {
   '';
 
   configureFlags = [
-    "--with-gcc=${stdenv.gcc}/bin/gcc"
+    "--with-gcc=${stdenv.cc}/bin/cc"
     "--with-gmp-includes=${gmp}/include" "--with-gmp-libraries=${gmp}/lib"
   ];
 
diff --git a/pkgs/development/compilers/gnatboot/default.nix b/pkgs/development/compilers/gnatboot/default.nix
index 3cab8379720e..b8e3c172739a 100644
--- a/pkgs/development/compilers/gnatboot/default.nix
+++ b/pkgs/development/compilers/gnatboot/default.nix
@@ -21,8 +21,8 @@ stdenv.mkDerivation {
     cp -R * $out
     set +e
     for a in $out/bin/* ; do
-      patchelf --interpreter $(cat $NIX_GCC/nix-support/dynamic-linker) \
-        --set-rpath $(cat $NIX_GCC/nix-support/orig-libc)/lib:$(cat $NIX_GCC/nix-support/orig-gcc)/lib64:$(cat $NIX_GCC/nix-support/orig-gcc)/lib $a
+      patchelf --interpreter $(cat $NIX_CC/nix-support/dynamic-linker) \
+        --set-rpath $(cat $NIX_CC/nix-support/orig-libc)/lib:$(cat $NIX_CC/nix-support/orig-gcc)/lib64:$(cat $NIX_CC/nix-support/orig-gcc)/lib $a
     done
     set -e
     mv $out/bin/gnatgcc_2wrap $out/bin/gnatgcc
diff --git a/pkgs/development/compilers/go/1.3.nix b/pkgs/development/compilers/go/1.3.nix
index 3c465c3471f0..ee5dc2200bf8 100644
--- a/pkgs/development/compilers/go/1.3.nix
+++ b/pkgs/development/compilers/go/1.3.nix
@@ -1,7 +1,5 @@
 { stdenv, lib, fetchurl, fetchhg, bison, glibc, bash, coreutils, makeWrapper, tzdata, iana_etc, perl }:
 
-assert stdenv.gcc.gcc != null;
-
 let
   loader386 = "${glibc}/lib/ld-linux.so.2";
   loaderAmd64 = "${glibc}/lib/ld-linux-x86-64.so.2";
@@ -78,16 +76,16 @@ stdenv.mkDerivation {
            else throw "Unsupported system";
   GOARM = stdenv.lib.optionalString (stdenv.system == "armv5tel-linux") "5";
   GO386 = 387; # from Arch: don't assume sse2 on i686
-  CGO_ENABLED = 1;
+  CGO_ENABLED = if stdenv.isDarwin then 0 else 1;
 
   installPhase = ''
     export CC=cc
-
+  '' + stdenv.lib.optionalString (stdenv ? gcc) ''
     # http://lists.science.uu.nl/pipermail/nix-dev/2013-October/011891.html
     # Fix for "libgcc_s.so.1 must be installed for pthread_cancel to work"
     # during tests:
-    export LD_LIBRARY_PATH="$(dirname $(echo ${stdenv.gcc.gcc}/lib/libgcc_s.so))"
-
+    export LD_LIBRARY_PATH="$(dirname $(echo ${stdenv.cc.gcc}/lib/libgcc_s.so))"
+  '' + ''
     mkdir -p "$out/bin"
     export GOROOT="$(pwd)/"
     export GOBIN="$out/bin"
diff --git a/pkgs/development/compilers/idris/wrapper.nix b/pkgs/development/compilers/idris/wrapper.nix
index 2985b33c1706..857a31f6d4ab 100644
--- a/pkgs/development/compilers/idris/wrapper.nix
+++ b/pkgs/development/compilers/idris/wrapper.nix
@@ -1,4 +1,4 @@
-{ gmp, makeWrapper, gcc, runCommand, idris_plain, boehmgc}:
+{ stdenv, gmp, makeWrapper, runCommand, idris_plain, boehmgc}:
 
 runCommand "idris-wrapper" {} ''
   source ${makeWrapper}/nix-support/setup-hook
@@ -6,6 +6,6 @@ runCommand "idris-wrapper" {} ''
   ln -s ${idris_plain}/bin/idris $out/bin
       wrapProgram $out/bin/idris \
         --suffix NIX_CFLAGS_COMPILE : '"-I${gmp}/include -L${gmp}/lib -L${boehmgc}/lib"' \
-        --suffix PATH : ${gcc}/bin \
+        --suffix PATH : ${stdenv.cc}/bin \
         --suffix PATH : ${idris_plain}/bin
 ''
diff --git a/pkgs/development/compilers/julia/0.2.1.nix b/pkgs/development/compilers/julia/0.2.1.nix
index b701558efe0c..78407f6b6c64 100644
--- a/pkgs/development/compilers/julia/0.2.1.nix
+++ b/pkgs/development/compilers/julia/0.2.1.nix
@@ -4,7 +4,7 @@
  , tcl, tk, xproto, libX11, git, mpfr
  } :
 let
-  realGcc = stdenv.gcc.gcc;
+  realGcc = stdenv.cc.gcc;
 in
 stdenv.mkDerivation rec {
   pname = "julia";
diff --git a/pkgs/development/compilers/llvm/3.3/clang.nix b/pkgs/development/compilers/llvm/3.3/clang.nix
index 262e0bff2483..3282542ba3c2 100644
--- a/pkgs/development/compilers/llvm/3.3/clang.nix
+++ b/pkgs/development/compilers/llvm/3.3/clang.nix
@@ -2,7 +2,7 @@
 
 let
   version = "3.3";
-  gccReal = if (stdenv.gcc.gcc or null) == null then stdenv.gcc else stdenv.gcc.gcc;
+  gccReal = if (stdenv.cc.gcc or null) == null then stdenv.cc else stdenv.cc.gcc;
 in
 
 stdenv.mkDerivation {
@@ -11,15 +11,15 @@ stdenv.mkDerivation {
   buildInputs = [ perl llvm groff cmake libxml2 python ];
 
   patches = [ ./clang-tablegen-dir.patch ] ++
-            stdenv.lib.optional (stdenv.gcc.libc != null) ./clang-purity.patch;
+            stdenv.lib.optional (stdenv.cc.libc != null) ./clang-purity.patch;
 
   cmakeFlags = [
     "-DCLANG_PATH_TO_LLVM_BUILD=${llvm}"
     "-DCMAKE_BUILD_TYPE=Release"
     "-DLLVM_TARGETS_TO_BUILD=all"
     "-DGCC_INSTALL_PREFIX=${gccReal}"
-  ] ++ stdenv.lib.optionals (stdenv.gcc.libc != null) [
-    "-DC_INCLUDE_DIRS=${stdenv.gcc.libc}/include/"
+  ] ++ stdenv.lib.optionals (stdenv.cc.libc != null) [
+    "-DC_INCLUDE_DIRS=${stdenv.cc.libc}/include/"
   ];
 
   enableParallelBuilding = true;
@@ -29,7 +29,7 @@ stdenv.mkDerivation {
       sha256 = "15mrvw43s4frk1j49qr4v5viq68h8qlf10qs6ghd6mrsmgj5vddi";
   };
 
-  passthru = { gcc = stdenv.gcc.gcc; };
+  passthru = { gcc = stdenv.cc.gcc; };
 
   meta = {
     homepage = http://clang.llvm.org/;
diff --git a/pkgs/development/compilers/llvm/3.4/clang.nix b/pkgs/development/compilers/llvm/3.4/clang.nix
index fc33a7809a6c..a2358a6f0b77 100644
--- a/pkgs/development/compilers/llvm/3.4/clang.nix
+++ b/pkgs/development/compilers/llvm/3.4/clang.nix
@@ -1,9 +1,5 @@
 { stdenv, fetch, cmake, libxml2, libedit, llvm, version, clang-tools-extra_src }:
 
-# be sure not to rebuild clang on darwin; some packages request it specifically
-# we need to fix those
-assert stdenv.isDarwin -> stdenv.gcc.nativeTools;
-
 stdenv.mkDerivation {
   name = "clang-${version}";
 
@@ -28,8 +24,8 @@ stdenv.mkDerivation {
     "-DCMAKE_CXX_FLAGS=-std=c++11"
     "-DCLANG_PATH_TO_LLVM_BUILD=${llvm}"
   ] ++
-  (stdenv.lib.optional (stdenv.gcc.libc != null) "-DC_INCLUDE_DIRS=${stdenv.gcc.libc}/include") ++
-  (stdenv.lib.optional (stdenv.gcc.gcc != null) "-DGCC_INSTALL_PREFIX=${stdenv.gcc.gcc}");
+  (stdenv.lib.optional (stdenv.cc.libc != null) "-DC_INCLUDE_DIRS=${stdenv.cc.libc}/include") ++
+  (stdenv.lib.optional (stdenv.cc.gcc != null) "-DGCC_INSTALL_PREFIX=${stdenv.cc.gcc}");
 
   # Clang expects to find LLVMgold in its own prefix
   # Clang expects to find sanitizer libraries in its own prefix
@@ -38,7 +34,7 @@ stdenv.mkDerivation {
     ln -sv ${llvm}/lib/clang/${version}/lib $out/lib/clang/${version}/
   '';
 
-  passthru.gcc = stdenv.gcc.gcc;
+  passthru.gcc = stdenv.cc.gcc;
 
   enableParallelBuilding = true;
 
diff --git a/pkgs/development/compilers/mentor/default.nix b/pkgs/development/compilers/mentor/default.nix
index b12a197451ac..7ff013b23441 100644
--- a/pkgs/development/compilers/mentor/default.nix
+++ b/pkgs/development/compilers/mentor/default.nix
@@ -18,7 +18,7 @@ let
         tar --strip-components=1 -xjf "$src" -C "$out"
 
         # Patch binaries
-        interpreter="$(cat "$NIX_GCC"/nix-support/dynamic-linker)"
+        interpreter="$(cat "$NIX_CC"/nix-support/dynamic-linker)"
         for file in "$out"/bin/* "$out"/libexec/gcc/*/*/* "$out"/*/bin/*; do
             # Skip non-executable files
             case "$file" in
diff --git a/pkgs/development/compilers/mozart/builder.sh b/pkgs/development/compilers/mozart/builder.sh
index 58fe9a8effea..75914121611d 100644
--- a/pkgs/development/compilers/mozart/builder.sh
+++ b/pkgs/development/compilers/mozart/builder.sh
@@ -14,7 +14,7 @@ patchShebangs $out
 for f in $out/bin/*; do
   b=$(basename $f)
   if [ $b == "ozemulator" ] || [ $b == "ozwish" ]; then
-     patchelf --interpreter "$(cat $NIX_GCC/nix-support/dynamic-linker)" \
+     patchelf --interpreter "$(cat $NIX_CC/nix-support/dynamic-linker)" \
 	 --set-rpath $libPath \
 	 $f
     continue;
diff --git a/pkgs/development/compilers/opendylan/bin.nix b/pkgs/development/compilers/opendylan/bin.nix
index 4f0a1bd05129..4d18b8d328d6 100644
--- a/pkgs/development/compilers/opendylan/bin.nix
+++ b/pkgs/development/compilers/opendylan/bin.nix
@@ -21,7 +21,7 @@ stdenv.mkDerivation {
     mkdir -p "$out"
     tar --strip-components=1 -xjf "$src" -C "$out"
 
-    interpreter="$(cat "$NIX_GCC"/nix-support/dynamic-linker)"
+    interpreter="$(cat "$NIX_CC"/nix-support/dynamic-linker)"
     for a in "$out"/bin/*; do 
       patchelf --set-interpreter "$interpreter" "$a"
       patchelf --set-rpath "$out/lib:${boehmgc}/lib" "$a"
diff --git a/pkgs/development/compilers/oraclejdk/dlj-bundle-builder.sh b/pkgs/development/compilers/oraclejdk/dlj-bundle-builder.sh
index 028164ac3955..56669ae0f2f6 100644
--- a/pkgs/development/compilers/oraclejdk/dlj-bundle-builder.sh
+++ b/pkgs/development/compilers/oraclejdk/dlj-bundle-builder.sh
@@ -5,7 +5,7 @@ unzip ${src} || true
 
 # set the dynamic linker of unpack200, necessary for construct script
 echo "patching unpack200"
-patchelf --interpreter "$(cat $NIX_GCC/nix-support/dynamic-linker)" --set-rpath "" */bin/unpack200
+patchelf --interpreter "$(cat $NIX_CC/nix-support/dynamic-linker)" --set-rpath "" */bin/unpack200
 
 echo "constructing JDK and JRE installations"
 if test -z "$installjdk"; then
@@ -46,7 +46,7 @@ rpath=$rpath${rpath:+:}$jrePath/lib/$architecture/jli
 
 # set all the dynamic linkers
 find $out -type f -perm +100 \
-    -exec patchelf --interpreter "$(cat $NIX_GCC/nix-support/dynamic-linker)" \
+    -exec patchelf --interpreter "$(cat $NIX_CC/nix-support/dynamic-linker)" \
     --set-rpath "$rpath" {} \;
 
 find $out -name "*.so" -exec patchelf --set-rpath "$rpath" {} \;
diff --git a/pkgs/development/compilers/oraclejdk/jdk-linux-base.nix b/pkgs/development/compilers/oraclejdk/jdk-linux-base.nix
index 657d18070e96..cabfaff7a1e2 100644
--- a/pkgs/development/compilers/oraclejdk/jdk-linux-base.nix
+++ b/pkgs/development/compilers/oraclejdk/jdk-linux-base.nix
@@ -143,7 +143,7 @@ let result = stdenv.mkDerivation rec {
 
     # set all the dynamic linkers
     find $out -type f -perm +100 \
-        -exec patchelf --interpreter "$(cat $NIX_GCC/nix-support/dynamic-linker)" \
+        -exec patchelf --interpreter "$(cat $NIX_CC/nix-support/dynamic-linker)" \
         --set-rpath "$rpath" {} \;
 
     find $out -name "*.so" -exec patchelf --set-rpath "$rpath" {} \;
@@ -173,8 +173,8 @@ let result = stdenv.mkDerivation rec {
    * libXt is only needed on amd64
    */
   libraries =
-    [stdenv.gcc.libc glib libxml2 libav_0_8 ffmpeg libxslt mesa_noglu xlibs.libXxf86vm alsaLib fontconfig freetype gnome.pango gnome.gtk cairo gdk_pixbuf atk] ++
-    (if swingSupport then [xlibs.libX11 xlibs.libXext xlibs.libXtst xlibs.libXi xlibs.libXp xlibs.libXt xlibs.libXrender stdenv.gcc.gcc] else []);
+    [stdenv.cc.libc glib libxml2 libav_0_8 ffmpeg libxslt mesa_noglu xlibs.libXxf86vm alsaLib fontconfig freetype gnome.pango gnome.gtk cairo gdk_pixbuf atk] ++
+    (if swingSupport then [xlibs.libX11 xlibs.libXext xlibs.libXtst xlibs.libXi xlibs.libXp xlibs.libXt xlibs.libXrender stdenv.cc.gcc] else []);
 
   passthru.mozillaPlugin = if installjdk then "/jre/lib/${architecture}/plugins" else "/lib/${architecture}/plugins";
 
diff --git a/pkgs/development/compilers/oraclejdk/jdk6-linux.nix b/pkgs/development/compilers/oraclejdk/jdk6-linux.nix
index 9b384c5ae460..84fdf63f359a 100644
--- a/pkgs/development/compilers/oraclejdk/jdk6-linux.nix
+++ b/pkgs/development/compilers/oraclejdk/jdk6-linux.nix
@@ -72,7 +72,7 @@ stdenv.mkDerivation {
    * libXt is only needed on amd64
    */
   libraries =
-    [stdenv.gcc.libc] ++
+    [stdenv.cc.libc] ++
     (if swingSupport then [xlibs.libX11 xlibs.libXext xlibs.libXtst xlibs.libXi xlibs.libXp xlibs.libXt] else []);
 
   inherit swingSupport pluginSupport architecture jce;
diff --git a/pkgs/development/compilers/path64/default.nix b/pkgs/development/compilers/path64/default.nix
index 9cc31537558d..d6112dcdfc48 100644
--- a/pkgs/development/compilers/path64/default.nix
+++ b/pkgs/development/compilers/path64/default.nix
@@ -13,7 +13,7 @@ stdenv.mkDerivation {
 
   patchPhase = ''
     sed -i s,/usr/bin/ld,$(type -P ld), src/driver/phases.c
-    sed -i s,/lib64/ld-linux-x86-64.so.2,${stdenv.gcc.libc}/lib/ld-linux-x86-64.so.2, src/include/main_defs.h.in
+    sed -i s,/lib64/ld-linux-x86-64.so.2,${stdenv.cc.libc}/lib/ld-linux-x86-64.so.2, src/include/main_defs.h.in
   '';
 
   cmakeFlags = ''
@@ -22,7 +22,7 @@ stdenv.mkDerivation {
     -DPATH64_ENABLE_PSCRUNTIME=OFF
     -DPATH64_ENABLE_PROFILING=OFF -DPATH64_ENABLE_TARGETS=x8664 
     -DCMAKE_BUILD_TYPE=Debug -DPATH64_ENABLE_FORTRAN=OFF
-    -DPSC_CRT_PATH=${stdenv.gcc.libc}/lib
+    -DPSC_CRT_PATH=${stdenv.cc.libc}/lib
   '';
 
   makeFlags = "-j4";
diff --git a/pkgs/development/compilers/rustc/0.12.nix b/pkgs/development/compilers/rustc/0.12.nix
index d26e8ba4ddad..43df15505c0d 100644
--- a/pkgs/development/compilers/rustc/0.12.nix
+++ b/pkgs/development/compilers/rustc/0.12.nix
@@ -1,7 +1,5 @@
 {stdenv, fetchurl, which, file, perl, curl, python27, makeWrapper}:
 
-assert stdenv.gcc.gcc != null;
-
 /* Rust's build process has a few quirks :
 
 - It requires some patched in llvm that haven't landed upstream, so it
@@ -53,21 +51,22 @@ in stdenv.mkDerivation {
       mkdir -p "$out"
       cp -r bin "$out/bin"
     '' + (if stdenv.isLinux then ''
-      patchelf --interpreter "${stdenv.glibc}/lib/${stdenv.gcc.dynamicLinker}" \
-               --set-rpath "${stdenv.gcc.gcc}/lib/:${stdenv.gcc.gcc}/lib64/" \
+      patchelf --interpreter "${stdenv.glibc}/lib/${stdenv.cc.dynamicLinker}" \
+               --set-rpath "${stdenv.cc.gcc}/lib/:${stdenv.cc.gcc}/lib64/" \
                "$out/bin/rustc"
     '' else "");
   };
 
-  configureFlags = [ "--enable-local-rust" "--local-rust-root=$snapshot" ];
+  configureFlags = [ "--enable-local-rust" "--local-rust-root=$snapshot" ]
+                ++ stdenv.lib.optional (stdenv.cc ? clang) "--enable-clang";
 
   # The compiler requires cc, so we patch the source to tell it where to find it
   patches = [ ./hardcode_paths.patch ./local_stage0.patch ];
   postPatch = ''
     substituteInPlace src/librustc/back/link.rs \
-      --subst-var-by "ccPath" "${stdenv.gcc}/bin/cc"
+      --subst-var-by "ccPath" "${stdenv.cc}/bin/cc"
     substituteInPlace src/librustc_back/archive.rs \
-      --subst-var-by "arPath" "${stdenv.gcc.binutils}/bin/ar"
+      --subst-var-by "arPath" "${stdenv.cc.binutils}/bin/ar"
   '';
 
   buildInputs = [ which file perl curl python27 makeWrapper ];
diff --git a/pkgs/development/compilers/rustc/head.nix b/pkgs/development/compilers/rustc/head.nix
index 6cc866c63a8a..20c21bec06f9 100644
--- a/pkgs/development/compilers/rustc/head.nix
+++ b/pkgs/development/compilers/rustc/head.nix
@@ -2,8 +2,6 @@
 , tzdata, git, valgrind, procps, coreutils
 }:
 
-assert stdenv.gcc.gcc != null;
-
 /* Rust's build process has a few quirks :
 
 - It requires some patched in llvm that haven't landed upstream, so it
@@ -56,13 +54,14 @@ in stdenv.mkDerivation {
       mkdir -p "$out"
       cp -r bin "$out/bin"
     '' + (if stdenv.isLinux then ''
-      patchelf --interpreter "${stdenv.glibc}/lib/${stdenv.gcc.dynamicLinker}" \
-               --set-rpath "${stdenv.gcc.gcc}/lib/:${stdenv.gcc.gcc}/lib64/" \
+      patchelf --interpreter "${stdenv.glibc}/lib/${stdenv.cc.dynamicLinker}" \
+               --set-rpath "${stdenv.cc.gcc}/lib/:${stdenv.cc.gcc}/lib64/" \
                "$out/bin/rustc"
     '' else "");
   };
 
-  configureFlags = [ "--enable-local-rust" "--local-rust-root=$snapshot" ];
+  configureFlags = [ "--enable-local-rust" "--local-rust-root=$snapshot" ]
+                ++ stdenv.lib.optional (stdenv.cc ? clang) "--enable-clang";
 
   # The compiler requires cc, so we patch the source to tell it where to find it
   patches = [ ./hardcode_paths.HEAD.patch ./local_stage0.HEAD.patch ]
@@ -70,9 +69,9 @@ in stdenv.mkDerivation {
 
   postPatch = ''
     substituteInPlace src/librustc_trans/back/link.rs \
-      --subst-var-by "ccPath" "${stdenv.gcc}/bin/cc"
+      --subst-var-by "ccPath" "${stdenv.cc}/bin/cc"
     substituteInPlace src/librustc_back/archive.rs \
-      --subst-var-by "arPath" "${stdenv.gcc.binutils}/bin/ar"
+      --subst-var-by "arPath" "${stdenv.cc.binutils}/bin/ar"
 
     substituteInPlace src/rust-installer/gen-install-script.sh \
       --replace /bin/echo "${coreutils}/bin/echo"
diff --git a/pkgs/development/compilers/sbcl/1.2.0.nix b/pkgs/development/compilers/sbcl/1.2.0.nix
index c9d360f0ec5c..a12e8c5ae9da 100644
--- a/pkgs/development/compilers/sbcl/1.2.0.nix
+++ b/pkgs/development/compilers/sbcl/1.2.0.nix
@@ -47,6 +47,9 @@ stdenv.mkDerivation rec {
 
     sed -e '5,$d' -i contrib/sb-bsd-sockets/tests.lisp
     sed -e '5,$d' -i contrib/sb-simple-streams/*test*.lisp
+
+    # Use whatever `cc` the stdenv provides
+    substituteInPlace src/runtime/Config.x86-64-darwin --replace gcc cc
   '';
 
   preBuild = ''
diff --git a/pkgs/development/compilers/sbcl/default.nix b/pkgs/development/compilers/sbcl/default.nix
index 17c0bed7caa0..4ca477442a9f 100644
--- a/pkgs/development/compilers/sbcl/default.nix
+++ b/pkgs/development/compilers/sbcl/default.nix
@@ -50,6 +50,9 @@ stdenv.mkDerivation rec {
 
     sed -e '5,$d' -i contrib/sb-bsd-sockets/tests.lisp
     sed -e '5,$d' -i contrib/sb-simple-streams/*test*.lisp
+
+    # Use whatever `cc` the stdenv provides
+    substituteInPlace src/runtime/Config.x86-64-darwin --replace gcc cc
   '';
 
   preBuild = ''
diff --git a/pkgs/development/compilers/tinycc/default.nix b/pkgs/development/compilers/tinycc/default.nix
index bd71ab7b27fc..c9378451d1ff 100644
--- a/pkgs/development/compilers/tinycc/default.nix
+++ b/pkgs/development/compilers/tinycc/default.nix
@@ -18,7 +18,7 @@ stdenv.mkDerivation rec {
   '';
 
   preConfigure = ''
-    configureFlagsArray+=("--elfinterp=$(cat $NIX_GCC/nix-support/dynamic-linker)")
+    configureFlagsArray+=("--elfinterp=$(cat $NIX_CC/nix-support/dynamic-linker)")
     configureFlagsArray+=("--crtprefix=${stdenv.glibc}/lib")
     configureFlagsArray+=("--sysincludepaths=${stdenv.glibc}/include:{B}/include")
     configureFlagsArray+=("--libpaths=${stdenv.glibc}/lib")
diff --git a/pkgs/development/compilers/urweb/default.nix b/pkgs/development/compilers/urweb/default.nix
index 51025847c902..e6460b5d509a 100644
--- a/pkgs/development/compilers/urweb/default.nix
+++ b/pkgs/development/compilers/urweb/default.nix
@@ -10,7 +10,7 @@ stdenv.mkDerivation rec {
     sha256 = "077yakksxvdjlmwgc9wlz9jnkr345sikqjchvmxyv0axga5bw4rj";
   };
 
-  buildInputs = [ stdenv.gcc file openssl mlton mysql postgresql sqlite ];
+  buildInputs = [ stdenv.cc file openssl mlton mysql postgresql sqlite ];
 
   prePatch = ''
     sed -e 's@/usr/bin/file@${file}/bin/file@g' -i configure
@@ -18,7 +18,7 @@ stdenv.mkDerivation rec {
 
   preConfigure =
     ''
-      export CC="${stdenv.gcc}/bin/gcc";
+      export CC="${stdenv.cc}/bin/gcc";
       export CCARGS="-I$out/include \
                       -L${mysql}/lib/mysql -L${postgresql}/lib -L${sqlite}/lib";
 
diff --git a/pkgs/development/guile-modules/guile-lib/default.nix b/pkgs/development/guile-modules/guile-lib/default.nix
index 2f77c273af7d..25bdc64a8fed 100644
--- a/pkgs/development/guile-modules/guile-lib/default.nix
+++ b/pkgs/development/guile-modules/guile-lib/default.nix
@@ -1,6 +1,6 @@
 {stdenv, fetchurl, guile, texinfo}:
 
-assert stdenv ? gcc && stdenv.gcc ? gcc && stdenv.gcc.gcc != null;
+assert stdenv ? cc && stdenv.cc ? gcc && stdenv.cc.gcc != null;
 
 stdenv.mkDerivation rec {
   name = "guile-lib-0.2.2";
@@ -16,7 +16,7 @@ stdenv.mkDerivation rec {
 
   preCheck =
     # Make `libgcc_s.so' visible for `pthread_cancel'.
-    '' export LD_LIBRARY_PATH="$(dirname $(echo ${stdenv.gcc.gcc}/lib*/libgcc_s.so)):$LD_LIBRARY_PATH"
+    '' export LD_LIBRARY_PATH="$(dirname $(echo ${stdenv.cc.gcc}/lib*/libgcc_s.so)):$LD_LIBRARY_PATH"
     '';
 
   meta = {
diff --git a/pkgs/development/interpreters/dart/default.nix b/pkgs/development/interpreters/dart/default.nix
index d775b74c9036..f51ac1cdddf1 100644
--- a/pkgs/development/interpreters/dart/default.nix
+++ b/pkgs/development/interpreters/dart/default.nix
@@ -9,7 +9,7 @@ stdenv.mkDerivation {
     mkdir -p $out
     cp -R * $out/
     echo $libPath
-    patchelf --interpreter "$(cat $NIX_GCC/nix-support/dynamic-linker)" \
+    patchelf --interpreter "$(cat $NIX_CC/nix-support/dynamic-linker)" \
              --set-rpath $libPath \
              $out/bin/dart
     
@@ -33,7 +33,7 @@ stdenv.mkDerivation {
         sha256 = "00935c4vxfj2h3x354g75qdazswwissbwc7kj5k05l1m3lizikf6";
       };
  
-  libPath = stdenv.lib.makeLibraryPath [ stdenv.gcc.gcc ];
+  libPath = stdenv.lib.makeLibraryPath [ stdenv.cc.gcc ];
  
   dontStrip = true;
 }
\ No newline at end of file
diff --git a/pkgs/development/interpreters/luajit/default.nix b/pkgs/development/interpreters/luajit/default.nix
index 00c4ddc447f2..f0d9d03991b8 100644
--- a/pkgs/development/interpreters/luajit/default.nix
+++ b/pkgs/development/interpreters/luajit/default.nix
@@ -14,10 +14,12 @@ stdenv.mkDerivation rec {
   patchPhase = ''
     substituteInPlace Makefile \
       --replace /usr/local $out
-  '' + stdenv.lib.optionalString (stdenv.gcc.libc != null)
+
+    substituteInPlace src/Makefile --replace gcc cc
+  '' + stdenv.lib.optionalString (stdenv.cc.libc != null)
   ''
     substituteInPlace Makefile \
-      --replace ldconfig ${stdenv.gcc.libc}/sbin/ldconfig
+      --replace ldconfig ${stdenv.cc.libc}/sbin/ldconfig
   '';
 
   configurePhase = false;
diff --git a/pkgs/development/interpreters/perl/5.16/default.nix b/pkgs/development/interpreters/perl/5.16/default.nix
index db9b821b8883..9ed3aa54f517 100644
--- a/pkgs/development/interpreters/perl/5.16/default.nix
+++ b/pkgs/development/interpreters/perl/5.16/default.nix
@@ -2,7 +2,7 @@
 
 let
 
-  libc = if stdenv.gcc.libc or null != null then stdenv.gcc.libc else "/usr";
+  libc = if stdenv.cc.libc or null != null then stdenv.cc.libc else "/usr";
 
 in
 
@@ -60,7 +60,7 @@ stdenv.mkDerivation rec {
       ''}
     '';
 
-  preBuild = lib.optionalString (!(stdenv ? gcc && stdenv.gcc.nativeTools))
+  preBuild = lib.optionalString (!(stdenv ? cc && stdenv.cc.nativeTools))
     ''
       # Make Cwd work on NixOS (where we don't have a /bin/pwd).
       substituteInPlace dist/Cwd/Cwd.pm --replace "'/bin/pwd'" "'$(type -tP pwd)'"
diff --git a/pkgs/development/interpreters/perl/5.20/default.nix b/pkgs/development/interpreters/perl/5.20/default.nix
index bfd2c26bf70a..4ec1f08f15d7 100644
--- a/pkgs/development/interpreters/perl/5.20/default.nix
+++ b/pkgs/development/interpreters/perl/5.20/default.nix
@@ -14,7 +14,7 @@ assert enableThreading -> (stdenv ? glibc);
 
 let
 
-  libc = if stdenv.gcc.libc or null != null then stdenv.gcc.libc else "/usr";
+  libc = if stdenv.cc.libc or null != null then stdenv.cc.libc else "/usr";
 
 in
 
@@ -44,7 +44,7 @@ stdenv.mkDerivation rec {
   # Miniperl needs -lm. perl needs -lrt.
   configureFlags =
     [ "-de"
-      "-Dcc=gcc"
+      "-Dcc=cc"
       "-Uinstallusrbinperl"
       "-Dinstallstyle=lib/perl5"
       "-Duseshrplib"
@@ -68,7 +68,7 @@ stdenv.mkDerivation rec {
       ''}
     '';
 
-  preBuild = optionalString (!(stdenv ? gcc && stdenv.gcc.nativeTools))
+  preBuild = optionalString (!(stdenv ? cc && stdenv.cc.nativeTools))
     ''
       # Make Cwd work on NixOS (where we don't have a /bin/pwd).
       substituteInPlace dist/PathTools/Cwd.pm --replace "'/bin/pwd'" "'$(type -tP pwd)'"
diff --git a/pkgs/development/interpreters/pypy/2.4/default.nix b/pkgs/development/interpreters/pypy/2.4/default.nix
index 5f00950a9589..c5d86766d1f0 100644
--- a/pkgs/development/interpreters/pypy/2.4/default.nix
+++ b/pkgs/development/interpreters/pypy/2.4/default.nix
@@ -22,13 +22,13 @@ let
     };
 
     buildInputs = [ bzip2 openssl pkgconfig pythonFull libffi ncurses expat sqlite tk tcl x11 libX11 makeWrapper ]
-      ++ stdenv.lib.optional (stdenv ? gcc && stdenv.gcc.libc != null) stdenv.gcc.libc
+      ++ stdenv.lib.optional (stdenv ? cc && stdenv.cc.libc != null) stdenv.cc.libc
       ++ stdenv.lib.optional zlibSupport zlib;
 
     C_INCLUDE_PATH = stdenv.lib.concatStringsSep ":" (map (p: "${p}/include") buildInputs);
     LIBRARY_PATH = stdenv.lib.concatStringsSep ":" (map (p: "${p}/lib") buildInputs);
     LD_LIBRARY_PATH = stdenv.lib.concatStringsSep ":" (map (p: "${p}/lib") 
-      (stdenv.lib.filter (x : x.outPath != stdenv.gcc.libc.outPath or "") buildInputs));
+      (stdenv.lib.filter (x : x.outPath != stdenv.cc.libc.outPath or "") buildInputs));
 
     preConfigure = ''
       substituteInPlace Makefile \
diff --git a/pkgs/development/interpreters/python/2.6/default.nix b/pkgs/development/interpreters/python/2.6/default.nix
index 3894f401d4ae..dd4b3c3bdac0 100644
--- a/pkgs/development/interpreters/python/2.6/default.nix
+++ b/pkgs/development/interpreters/python/2.6/default.nix
@@ -44,7 +44,7 @@ let
     '';
 
   buildInputs =
-    optional (stdenv ? gcc && stdenv.gcc.libc != null) stdenv.gcc.libc ++
+    optional (stdenv ? cc && stdenv.cc.libc != null) stdenv.cc.libc ++
     [ bzip2 openssl ]++ optionals includeModules [ db openssl ncurses gdbm readline x11 tcl tk sqlite ]
     ++ optional zlibSupport zlib;
 
diff --git a/pkgs/development/interpreters/python/2.7/default.nix b/pkgs/development/interpreters/python/2.7/default.nix
index d61b4129bfc1..75794d4b8a42 100644
--- a/pkgs/development/interpreters/python/2.7/default.nix
+++ b/pkgs/development/interpreters/python/2.7/default.nix
@@ -47,7 +47,7 @@ let
     '';
 
   buildInputs =
-    optional (stdenv ? gcc && stdenv.gcc.libc != null) stdenv.gcc.libc ++
+    optional (stdenv ? cc && stdenv.cc.libc != null) stdenv.cc.libc ++
     [ bzip2 openssl ] ++ optionals includeModules [ db openssl ncurses gdbm libX11 readline x11 tcl tk sqlite ]
     ++ optional zlibSupport zlib;
 
diff --git a/pkgs/development/interpreters/xulrunner/default.nix b/pkgs/development/interpreters/xulrunner/default.nix
index 4dd1095c0ce8..1f24b4dde548 100644
--- a/pkgs/development/interpreters/xulrunner/default.nix
+++ b/pkgs/development/interpreters/xulrunner/default.nix
@@ -7,7 +7,7 @@
 , debugBuild ? false
 }:
 
-assert stdenv.gcc ? libc && stdenv.gcc.libc != null;
+assert stdenv.cc ? libc && stdenv.cc.libc != null;
 
 let version = firefox.version; in
 
diff --git a/pkgs/development/libraries/botan/generic.nix b/pkgs/development/libraries/botan/generic.nix
index 3fe8d1da7299..b4bd4e058412 100644
--- a/pkgs/development/libraries/botan/generic.nix
+++ b/pkgs/development/libraries/botan/generic.nix
@@ -17,9 +17,11 @@ stdenv.mkDerivation rec {
   buildInputs = [ python bzip2 zlib gmp openssl boost ];
 
   configurePhase = ''
-    python configure.py --prefix=$out --with-gnump --with-bzip2 --with-zlib --with-openssl
+    python configure.py --prefix=$out --with-gnump --with-bzip2 --with-zlib --with-openssl --cc=$CC
   '';
 
+  enableParallelBuilding = true;
+
   postInstall = ''
     cd "$out"/lib/pkgconfig
     ln -s botan-*.pc botan.pc || true
diff --git a/pkgs/development/libraries/fmod/default.nix b/pkgs/development/libraries/fmod/default.nix
index 78b70eebd7e6..5473f2eb9b6a 100644
--- a/pkgs/development/libraries/fmod/default.nix
+++ b/pkgs/development/libraries/fmod/default.nix
@@ -5,7 +5,7 @@ let
   bits = stdenv.lib.optionalString (stdenv.system == "x86_64-linux") "64";
 
   libPath = stdenv.lib.makeLibraryPath
-    [ stdenv.gcc.libc stdenv.gcc.gcc ] + ":${stdenv.gcc.gcc}/lib64";
+    [ stdenv.cc.libc stdenv.cc.gcc ] + ":${stdenv.cc.gcc}/lib64";
   patchLib = x: "patchelf --set-rpath ${libPath} ${x}";
 in
 stdenv.mkDerivation rec {
diff --git a/pkgs/development/libraries/gettext/default.nix b/pkgs/development/libraries/gettext/default.nix
index 9d62472c27e7..8d88ef453030 100644
--- a/pkgs/development/libraries/gettext/default.nix
+++ b/pkgs/development/libraries/gettext/default.nix
@@ -35,8 +35,8 @@ stdenv.mkDerivation (rec {
   enableParallelBuilding = true;
 
   crossAttrs = {
-    buildInputs = stdenv.lib.optional (stdenv.gccCross.libc ? libiconv)
-      stdenv.gccCross.libc.libiconv.crossDrv;
+    buildInputs = stdenv.lib.optional (stdenv.ccCross.libc ? libiconv)
+      stdenv.ccCross.libc.libiconv.crossDrv;
     # Gettext fails to guess the cross compiler
     configureFlags = "CXX=${stdenv.cross.config}-g++";
   };
diff --git a/pkgs/development/libraries/glib/default.nix b/pkgs/development/libraries/glib/default.nix
index 4df07c8f6b86..ab6f4165e72b 100644
--- a/pkgs/development/libraries/glib/default.nix
+++ b/pkgs/development/libraries/glib/default.nix
@@ -7,7 +7,7 @@
 
 with stdenv.lib;
 
-assert stdenv.gcc.gcc != null;
+assert !stdenv.isDarwin -> stdenv.cc ? gcc;
 
 # TODO:
 # * Add gio-module-fam
@@ -83,7 +83,7 @@ stdenv.mkDerivation rec {
   preCheck = optionalString doCheck
     # libgcc_s.so.1 must be installed for pthread_cancel to work
     # also point to the glib/.libs path
-    '' export LD_LIBRARY_PATH="${stdenv.gcc.gcc}/lib:$NIX_BUILD_TOP/${name}/glib/.libs:$LD_LIBRARY_PATH"
+    '' export LD_LIBRARY_PATH="${stdenv.cc.gcc}/lib:$NIX_BUILD_TOP/${name}/glib/.libs:$LD_LIBRARY_PATH"
        export TZDIR="${tzdata}/share/zoneinfo"
        export XDG_CACHE_HOME="$TMP"
        export XDG_RUNTIME_HOME="$TMP"
diff --git a/pkgs/development/libraries/glibc/common.nix b/pkgs/development/libraries/glibc/common.nix
index da1d4f08fa2f..55f8d8a17259 100644
--- a/pkgs/development/libraries/glibc/common.nix
+++ b/pkgs/development/libraries/glibc/common.nix
@@ -167,8 +167,8 @@ stdenv.mkDerivation ({
 
     configureScript="`pwd`/../$sourceRoot/configure"
 
-    ${stdenv.lib.optionalString (stdenv.gcc.libc != null)
-      ''makeFlags="$makeFlags BUILD_LDFLAGS=-Wl,-rpath,${stdenv.gcc.libc}/lib"''
+    ${stdenv.lib.optionalString (stdenv.cc.libc != null)
+      ''makeFlags="$makeFlags BUILD_LDFLAGS=-Wl,-rpath,${stdenv.cc.libc}/lib"''
     }
 
     ${preConfigure}
diff --git a/pkgs/development/libraries/glibc/default.nix b/pkgs/development/libraries/glibc/default.nix
index 1abba35af088..3273b89c84ea 100644
--- a/pkgs/development/libraries/glibc/default.nix
+++ b/pkgs/development/libraries/glibc/default.nix
@@ -8,7 +8,7 @@
 , withGd ? false, gd ? null, libpng ? null
 }:
 
-assert stdenv.gcc.gcc != null;
+assert stdenv.cc ? gcc;
 
 let
   build = import ./common.nix;
@@ -33,9 +33,9 @@ in
     # libgcc_s will not be at {gcc}/lib, and gcc's libgcc will be found without
     # any special hack.
     preInstall = ''
-      if [ -f ${stdenv.gcc.gcc}/lib/libgcc_s.so.1 ]; then
+      if [ -f ${stdenv.cc.gcc}/lib/libgcc_s.so.1 ]; then
           mkdir -p $out/lib
-          cp ${stdenv.gcc.gcc}/lib/libgcc_s.so.1 $out/lib/libgcc_s.so.1
+          cp ${stdenv.cc.gcc}/lib/libgcc_s.so.1 $out/lib/libgcc_s.so.1
       fi
     '';
 
diff --git a/pkgs/development/libraries/haskell/cuda/default.nix b/pkgs/development/libraries/haskell/cuda/default.nix
index f281998890f5..25eced2e8102 100644
--- a/pkgs/development/libraries/haskell/cuda/default.nix
+++ b/pkgs/development/libraries/haskell/cuda/default.nix
@@ -9,7 +9,7 @@ cabal.mkDerivation (self: {
   isLibrary = true;
   isExecutable = true;
   buildTools = [ c2hs ];
-  extraLibraries = [ cudatoolkit nvidia_x11 self.stdenv.gcc ];
+  extraLibraries = [ cudatoolkit nvidia_x11 self.stdenv.cc ];
   doCheck = false;
   # Perhaps this should be the default in cabal.nix ...
   #
diff --git a/pkgs/development/libraries/libedit/default.nix b/pkgs/development/libraries/libedit/default.nix
index f913ab8e4938..9eee0d406543 100644
--- a/pkgs/development/libraries/libedit/default.nix
+++ b/pkgs/development/libraries/libedit/default.nix
@@ -12,7 +12,7 @@ stdenv.mkDerivation rec {
   NROFF = "${groff}/bin/nroff";
 
   postInstall = ''
-    sed -i ${stdenv.lib.optionalString (stdenv.isDarwin && stdenv.gcc.nativeTools) "''"} s/-lncurses/-lncursesw/g $out/lib/pkgconfig/libedit.pc
+    sed -i ${stdenv.lib.optionalString (stdenv.isDarwin && stdenv.cc.nativeTools) "''"} s/-lncurses/-lncursesw/g $out/lib/pkgconfig/libedit.pc
   '';
 
   configureFlags = [ "--enable-widec" ];
diff --git a/pkgs/development/libraries/libopensc-dnie/default.nix b/pkgs/development/libraries/libopensc-dnie/default.nix
index 1452ec616069..f2855dd2a924 100644
--- a/pkgs/development/libraries/libopensc-dnie/default.nix
+++ b/pkgs/development/libraries/libopensc-dnie/default.nix
@@ -22,7 +22,7 @@ stdenv.mkDerivation rec {
     ar x opensc-dnie*
     tar xf data.tar.gz
 
-    RPATH=${glib}/lib:${opensc}/lib:${openssl}/lib:${openct}/lib:${libtool}/lib:${pcsclite}/lib:${stdenv.gcc.libc}/lib:${zlib}/lib
+    RPATH=${glib}/lib:${opensc}/lib:${openssl}/lib:${openct}/lib:${libtool}/lib:${pcsclite}/lib:${stdenv.cc.libc}/lib:${zlib}/lib
 
     for a in "usr/lib/"*.so*; do
         if ! test -L $a; then
diff --git a/pkgs/development/libraries/libre/default.nix b/pkgs/development/libraries/libre/default.nix
index ad4026857bb1..4e007c1b2efb 100644
--- a/pkgs/development/libraries/libre/default.nix
+++ b/pkgs/development/libraries/libre/default.nix
@@ -11,8 +11,8 @@ stdenv.mkDerivation rec {
     "USE_ZLIB=1" "USE_OPENSSL=1" 
     ''PREFIX=$(out)''
   ]
-  ++ stdenv.lib.optional (stdenv.gcc.gcc != null) "SYSROOT_ALT=${stdenv.gcc.gcc}"
-  ++ stdenv.lib.optional (stdenv.gcc.libc != null) "SYSROOT=${stdenv.gcc.libc}"
+  ++ stdenv.lib.optional (stdenv.cc.gcc != null) "SYSROOT_ALT=${stdenv.cc.gcc}"
+  ++ stdenv.lib.optional (stdenv.cc.libc != null) "SYSROOT=${stdenv.cc.libc}"
   ;
   meta = {
     homepage = "http://www.creytiv.com/re.html";
diff --git a/pkgs/development/libraries/librem/default.nix b/pkgs/development/libraries/librem/default.nix
index fe49609ce68d..b28a8cfd9a98 100644
--- a/pkgs/development/libraries/librem/default.nix
+++ b/pkgs/development/libraries/librem/default.nix
@@ -12,8 +12,8 @@ stdenv.mkDerivation rec {
     "LIBRE_INC=${libre}/include/re"
     ''PREFIX=$(out)''
   ]
-  ++ stdenv.lib.optional (stdenv.gcc.gcc != null) "SYSROOT_ALT=${stdenv.gcc.gcc}"
-  ++ stdenv.lib.optional (stdenv.gcc.libc != null) "SYSROOT=${stdenv.gcc.libc}"
+  ++ stdenv.lib.optional (stdenv.cc.gcc != null) "SYSROOT_ALT=${stdenv.cc.gcc}"
+  ++ stdenv.lib.optional (stdenv.cc.libc != null) "SYSROOT=${stdenv.cc.libc}"
   ;
   meta = {
     homepage = "http://www.creytiv.com/rem.html";
diff --git a/pkgs/development/libraries/libvncserver/default.nix b/pkgs/development/libraries/libvncserver/default.nix
index da9e1dc31482..581673af64dc 100644
--- a/pkgs/development/libraries/libvncserver/default.nix
+++ b/pkgs/development/libraries/libvncserver/default.nix
@@ -29,7 +29,7 @@ stdenv.mkDerivation {
     inherit (s) url sha256;
   };
   preConfigure = ''
-    sed -e 's@/usr/include/linux@${stdenv.gcc.libc}/include/linux@g' -i configure
+    sed -e 's@/usr/include/linux@${stdenv.cc.libc}/include/linux@g' -i configure
   '';
   meta = {
     inherit (s) version;
diff --git a/pkgs/development/libraries/pdf2xml/default.nix b/pkgs/development/libraries/pdf2xml/default.nix
index 4f3cd931fce5..c7c5aff24558 100644
--- a/pkgs/development/libraries/pdf2xml/default.nix
+++ b/pkgs/development/libraries/pdf2xml/default.nix
@@ -21,6 +21,8 @@ stdenv.mkDerivation {
     sed -i 's|XPDF = xpdf_3.01|XPDF = ${libxpdf}/lib|' Makefile
 
     mkdir exe
+
+    buildFlags+=" CXX=$CXX"
   '';
   
   installPhase = ''
diff --git a/pkgs/development/libraries/podofo/default.nix b/pkgs/development/libraries/podofo/default.nix
index b1464817a701..2a35fbd7515d 100644
--- a/pkgs/development/libraries/podofo/default.nix
+++ b/pkgs/development/libraries/podofo/default.nix
@@ -11,12 +11,12 @@ stdenv.mkDerivation rec {
 
   propagatedBuildInputs = [ zlib freetype libjpeg libtiff fontconfig openssl libpng ];
   nativeBuildInputs = [ cmake ];
-  buildInputs = [ lua5 stdenv.gcc.libc ];
+  buildInputs = [ lua5 stdenv.cc.libc ];
 
   crossAttrs = {
     propagatedBuildInputs = [ zlib.crossDrv freetype.crossDrv libjpeg.crossDrv
       libtiff.crossDrv fontconfig.crossDrv openssl.crossDrv libpng.crossDrv
-      lua5.crossDrv stdenv.gccCross.libc ];
+      lua5.crossDrv stdenv.ccCross.libc ];
   };
 
   # fix finding freetype-2.5
diff --git a/pkgs/development/libraries/qt-4.x/4.8/default.nix b/pkgs/development/libraries/qt-4.x/4.8/default.nix
index 943d780473ac..a8d8beb41453 100644
--- a/pkgs/development/libraries/qt-4.x/4.8/default.nix
+++ b/pkgs/development/libraries/qt-4.x/4.8/default.nix
@@ -45,7 +45,7 @@ stdenv.mkDerivation rec {
     # remove impure reference to /usr/lib/libstdc++.6.dylib
     # there might be more references, but this is the only one I could find
     substituteInPlace tools/macdeployqt/tests/tst_deployment_mac.cpp \
-      --replace /usr/lib/libstdc++.6.dylib "${stdenv.gcc}/lib/libstdc++.6.dylib"
+      --replace /usr/lib/libstdc++.6.dylib "${stdenv.cc}/lib/libstdc++.6.dylib"
   '';
 
   patches =
@@ -53,7 +53,7 @@ stdenv.mkDerivation rec {
       (substituteAll {
         src = ./dlopen-absolute-paths.diff;
         inherit cups icu libXfixes;
-        glibc = stdenv.gcc.libc;
+        glibc = stdenv.cc.libc;
         openglDriver = if mesaSupported then mesa.driverLink else "/no-such-path";
       })
     ] ++ stdenv.lib.optional gtkStyle (substituteAll {
diff --git a/pkgs/development/libraries/scmccid/default.nix b/pkgs/development/libraries/scmccid/default.nix
index 1b0039952d7d..7dcde2a09a8c 100644
--- a/pkgs/development/libraries/scmccid/default.nix
+++ b/pkgs/development/libraries/scmccid/default.nix
@@ -1,6 +1,6 @@
 {stdenv, fetchurl, patchelf, libusb}:
 
-assert stdenv ? gcc && stdenv.gcc.libc != null;
+assert stdenv ? cc && stdenv.cc.libc != null;
 
 stdenv.mkDerivation rec {
   name = "scmccid-5.0.11";
@@ -18,7 +18,7 @@ stdenv.mkDerivation rec {
   buildInputs = [ patchelf ];
 
   installPhase = ''
-    RPATH=${libusb}/lib:${stdenv.gcc.libc}/lib
+    RPATH=${libusb}/lib:${stdenv.cc.libc}/lib
 
     for a in proprietary/*/Contents/Linux/*.so*; do
         if ! test -L $a; then
diff --git a/pkgs/development/libraries/serf/default.nix b/pkgs/development/libraries/serf/default.nix
index 49d7cec95901..b2e6cbfc7e5d 100644
--- a/pkgs/development/libraries/serf/default.nix
+++ b/pkgs/development/libraries/serf/default.nix
@@ -19,7 +19,7 @@ stdenv.mkDerivation rec {
   buildPhase = ''
     scons PREFIX="$out" OPENSSL="${openssl}" ZLIB="${zlib}" APR="$(echo "${apr}"/bin/*-config)" \
         APU="$(echo "${aprutil}"/bin/*-config)" GSSAPI="${krb5}" CC="${
-          if stdenv.isDarwin then "clang" else "${stdenv.gcc}/bin/gcc"
+          if stdenv.isDarwin then "clang" else "${stdenv.cc}/bin/gcc"
         }"
   '';
 
diff --git a/pkgs/development/libraries/strigi/default.nix b/pkgs/development/libraries/strigi/default.nix
index 6b8b611d3f7a..ee89eda327d0 100644
--- a/pkgs/development/libraries/strigi/default.nix
+++ b/pkgs/development/libraries/strigi/default.nix
@@ -16,7 +16,7 @@ stdenv.mkDerivation rec {
   CLUCENE_HOME = clucene_core;
 
   buildInputs =
-    [ zlib bzip2 stdenv.gcc.libc libxml2 qt4 exiv2 clucene_core fam dbus_tools ];
+    [ zlib bzip2 stdenv.cc.libc libxml2 qt4 exiv2 clucene_core fam dbus_tools ];
 
   nativeBuildInputs = [ cmake pkgconfig perl ];
 
diff --git a/pkgs/development/libraries/v8/default.nix b/pkgs/development/libraries/v8/default.nix
index 3abac0feab38..86dbcd1ec567 100644
--- a/pkgs/development/libraries/v8/default.nix
+++ b/pkgs/development/libraries/v8/default.nix
@@ -57,8 +57,8 @@ stdenv.mkDerivation rec {
   '';
 
   postFixup = if stdenv.isDarwin then ''
-    install_name_tool -change /usr/local/lib/libv8.dylib $out/lib/libv8.dylib -change /usr/lib/libgcc_s.1.dylib ${stdenv.gcc.gcc}/lib/libgcc_s.1.dylib $out/bin/d8
-    install_name_tool -id $out/lib/libv8.dylib -change /usr/lib/libgcc_s.1.dylib ${stdenv.gcc.gcc}/lib/libgcc_s.1.dylib $out/lib/libv8.dylib
+    install_name_tool -change /usr/local/lib/libv8.dylib $out/lib/libv8.dylib -change /usr/lib/libgcc_s.1.dylib ${stdenv.cc.gcc}/lib/libgcc_s.1.dylib $out/bin/d8
+    install_name_tool -id $out/lib/libv8.dylib -change /usr/lib/libgcc_s.1.dylib ${stdenv.cc.gcc}/lib/libgcc_s.1.dylib $out/lib/libv8.dylib
   '' else null;
 
   meta = with stdenv.lib; {
diff --git a/pkgs/development/libraries/wtk/builder.sh b/pkgs/development/libraries/wtk/builder.sh
index 6db9469e46d2..ef0085da924c 100644
--- a/pkgs/development/libraries/wtk/builder.sh
+++ b/pkgs/development/libraries/wtk/builder.sh
@@ -22,6 +22,6 @@ for i in $libraries; do
     rpath=$rpath${rpath:+:}$i/lib
 done
 find $out -type f -perm +100 \
-    -exec patchelf --interpreter "$(cat $NIX_GCC/nix-support/dynamic-linker)" {} \;
+    -exec patchelf --interpreter "$(cat $NIX_CC/nix-support/dynamic-linker)" {} \;
 find $out -type f -perm +100 \
     -exec patchelf --set-rpath "$rpath" {} \;
diff --git a/pkgs/development/libraries/wtk/default.nix b/pkgs/development/libraries/wtk/default.nix
index 1ff34d45ba33..8544513e5809 100644
--- a/pkgs/development/libraries/wtk/default.nix
+++ b/pkgs/development/libraries/wtk/default.nix
@@ -15,7 +15,7 @@ stdenv.mkDerivation rec {
 
   buildInputs = [ unzip ];
 
-  libraries = [ xlibs.libXpm xlibs.libXt xlibs.libX11 xlibs.libICE xlibs.libSM stdenv.gcc.gcc ];
+  libraries = [ xlibs.libXpm xlibs.libXt xlibs.libX11 xlibs.libICE xlibs.libSM stdenv.cc.gcc ];
 
   meta = {
     homepage = http://java.sun.com/products/sjwtoolkit/download.html;
diff --git a/pkgs/development/misc/amdapp-sdk/default.nix b/pkgs/development/misc/amdapp-sdk/default.nix
index 021c84fee0f1..02cf9b03bd77 100644
--- a/pkgs/development/misc/amdapp-sdk/default.nix
+++ b/pkgs/development/misc/amdapp-sdk/default.nix
@@ -46,7 +46,7 @@ in stdenv.mkDerivation rec {
 
   patchFlags = "-p0";
   buildInputs = [ makeWrapper perl mesa xorg.libX11 xorg.libXext xorg.libXaw xorg.libXi xorg.libXxf86vm ];
-  propagatedBuildInputs = [ stdenv.gcc ];
+  propagatedBuildInputs = [ stdenv.cc ];
   NIX_LDFLAGS = "-lX11 -lXext -lXmu -lXi -lXxf86vm";
   doCheck = false;
 
@@ -81,13 +81,13 @@ in stdenv.mkDerivation rec {
       cp -r "./samples/opencl/bin/${arch}/"* "$out/samples/opencl/bin"
       for f in $(find "$out/samples/opencl/bin/" -type f -not -name "*.*");
       do
-        wrapProgram "$f" --prefix PATH ":" "${stdenv.gcc}/bin"
+        wrapProgram "$f" --prefix PATH ":" "${stdenv.cc}/bin"
       done'' else ""
     }
 
     # Create wrappers
-    patchelf --set-interpreter "$(cat $NIX_GCC/nix-support/dynamic-linker)" $out/bin/clinfo
-    patchelf --set-rpath ${stdenv.gcc.gcc}/lib64:${stdenv.gcc.gcc}/lib $out/bin/clinfo
+    patchelf --set-interpreter "$(cat $NIX_CC/nix-support/dynamic-linker)" $out/bin/clinfo
+    patchelf --set-rpath ${stdenv.cc.gcc}/lib64:${stdenv.cc.gcc}/lib $out/bin/clinfo
 
     # Fix modes
     find "$out/" -type f -exec chmod 644 {} \;
diff --git a/pkgs/development/mobile/androidenv/androidndk.nix b/pkgs/development/mobile/androidenv/androidndk.nix
index 91dbdc77361a..9f5393949ca7 100644
--- a/pkgs/development/mobile/androidenv/androidndk.nix
+++ b/pkgs/development/mobile/androidenv/androidndk.nix
@@ -54,7 +54,7 @@ stdenv.mkDerivation rec {
     find $out \( \
         \( -type f -a -name "*.so*" \) -o \
         \( -type f -a -perm /0100 \) \
-        \) -exec patchelf --set-interpreter ${stdenv.gcc.libc}/lib/ld-*so.? \
+        \) -exec patchelf --set-interpreter ${stdenv.cc.libc}/lib/ld-*so.? \
                           --set-rpath ${zlib}/lib:${ncurses}/lib {} \;
     # fix ineffective PROGDIR / MYNDKDIR determination
     for i in ndk-build ndk-gdb ndk-gdb-py
diff --git a/pkgs/development/mobile/androidenv/androidsdk.nix b/pkgs/development/mobile/androidenv/androidsdk.nix
index 9018f94b8b15..1ce6c1205b02 100644
--- a/pkgs/development/mobile/androidenv/androidsdk.nix
+++ b/pkgs/development/mobile/androidenv/androidsdk.nix
@@ -43,8 +43,8 @@ stdenv.mkDerivation rec {
         
         for i in emulator64-arm emulator64-mips emulator64-x86
         do
-            patchelf --set-interpreter ${stdenv.gcc.libc}/lib/ld-linux-x86-64.so.2 $i
-            patchelf --set-rpath ${stdenv.gcc.gcc}/lib64 $i
+            patchelf --set-interpreter ${stdenv.cc.libc}/lib/ld-linux-x86-64.so.2 $i
+            patchelf --set-rpath ${stdenv.cc.gcc}/lib64 $i
         done
       ''}
       
@@ -80,11 +80,11 @@ stdenv.mkDerivation rec {
         # The monitor requires some more patching
         
         cd lib/monitor-x86
-        patchelf --set-interpreter ${stdenv.gcc.libc}/lib/ld-linux.so.2 monitor
+        patchelf --set-interpreter ${stdenv.cc.libc}/lib/ld-linux.so.2 monitor
         patchelf --set-rpath ${libX11}/lib:${libXext}/lib:${libXrender}/lib:${freetype}/lib:${fontconfig}/lib libcairo-swt.so
         
         wrapProgram `pwd`/monitor \
-          --prefix LD_LIBRARY_PATH : ${gtk}/lib:${atk}/lib:${stdenv.gcc.gcc}/lib
+          --prefix LD_LIBRARY_PATH : ${gtk}/lib:${atk}/lib:${stdenv.cc.gcc}/lib
 
         cd ../..
       ''
@@ -93,11 +93,11 @@ stdenv.mkDerivation rec {
         # The monitor requires some more patching
         
         cd lib/monitor-x86_64
-        patchelf --set-interpreter ${stdenv.gcc.libc}/lib/ld-linux-x86-64.so.2 monitor
+        patchelf --set-interpreter ${stdenv.cc.libc}/lib/ld-linux-x86-64.so.2 monitor
         patchelf --set-rpath ${libX11}/lib:${libXext}/lib:${libXrender}/lib:${freetype}/lib:${fontconfig}/lib libcairo-swt.so
         
         wrapProgram `pwd`/monitor \
-          --prefix LD_LIBRARY_PATH : ${gtk}/lib:${atk}/lib:${stdenv.gcc.gcc}/lib
+          --prefix LD_LIBRARY_PATH : ${gtk}/lib:${atk}/lib:${stdenv.cc.gcc}/lib
 
         cd ../..
       ''
diff --git a/pkgs/development/mobile/flashtool/default.nix b/pkgs/development/mobile/flashtool/default.nix
index 92b8c9a18456..d22eeb6c2138 100644
--- a/pkgs/development/mobile/flashtool/default.nix
+++ b/pkgs/development/mobile/flashtool/default.nix
@@ -36,7 +36,7 @@ stdenv.mkDerivation rec {
     ln -s ${libusb1}/lib/libusb-1.0.so.0 ./x10flasher_lib/linux/lib32/libusbx-1.0.so
 
     chmod +x x10flasher_lib/unyaffs.linux.x86 x10flasher_lib/bin2elf x10flasher_lib/bin2sin
-    patchelf --set-interpreter "$(cat $NIX_GCC/nix-support/dynamic-linker)" x10flasher_lib/unyaffs.linux.x86
+    patchelf --set-interpreter "$(cat $NIX_CC/nix-support/dynamic-linker)" x10flasher_lib/unyaffs.linux.x86
     ln -sf unyaffs.linux.x86 x10flasher_lib/unyaffs.linux
 
     ln -s swt32.jar x10flasher_lib/swtlin/swt.jar
diff --git a/pkgs/development/mobile/titaniumenv/titaniumsdk-3.1.nix b/pkgs/development/mobile/titaniumenv/titaniumsdk-3.1.nix
index 50346ac5115d..0fc6b7dca504 100644
--- a/pkgs/development/mobile/titaniumenv/titaniumsdk-3.1.nix
+++ b/pkgs/development/mobile/titaniumenv/titaniumsdk-3.1.nix
@@ -45,11 +45,11 @@ stdenv.mkDerivation {
     
     ${if stdenv.system == "i686-linux" then
       ''
-        patchelf --set-interpreter ${stdenv.gcc.libc}/lib/ld-linux.so.2 titanium_prep.linux32
+        patchelf --set-interpreter ${stdenv.cc.libc}/lib/ld-linux.so.2 titanium_prep.linux32
       ''
       else if stdenv.system == "x86_64-linux" then
       ''
-        patchelf --set-interpreter ${stdenv.gcc.libc}/lib/ld-linux-x86-64.so.2 titanium_prep.linux64
+        patchelf --set-interpreter ${stdenv.cc.libc}/lib/ld-linux-x86-64.so.2 titanium_prep.linux64
       ''
       else ""}
     
diff --git a/pkgs/development/mobile/titaniumenv/titaniumsdk-3.2.nix b/pkgs/development/mobile/titaniumenv/titaniumsdk-3.2.nix
index 2ac4040714b0..b8f288131ed0 100644
--- a/pkgs/development/mobile/titaniumenv/titaniumsdk-3.2.nix
+++ b/pkgs/development/mobile/titaniumenv/titaniumsdk-3.2.nix
@@ -44,11 +44,11 @@ stdenv.mkDerivation {
     
     ${if stdenv.system == "i686-linux" then
       ''
-        patchelf --set-interpreter ${stdenv.gcc.libc}/lib/ld-linux.so.2 titanium_prep.linux32
+        patchelf --set-interpreter ${stdenv.cc.libc}/lib/ld-linux.so.2 titanium_prep.linux32
       ''
       else if stdenv.system == "x86_64-linux" then
       ''
-        patchelf --set-interpreter ${stdenv.gcc.libc}/lib/ld-linux-x86-64.so.2 titanium_prep.linux64
+        patchelf --set-interpreter ${stdenv.cc.libc}/lib/ld-linux-x86-64.so.2 titanium_prep.linux64
       ''
       else ""}
     
diff --git a/pkgs/development/mobile/titaniumenv/titaniumsdk-3.3.nix b/pkgs/development/mobile/titaniumenv/titaniumsdk-3.3.nix
index be3628f26449..2d1cd049b141 100644
--- a/pkgs/development/mobile/titaniumenv/titaniumsdk-3.3.nix
+++ b/pkgs/development/mobile/titaniumenv/titaniumsdk-3.3.nix
@@ -44,11 +44,11 @@ stdenv.mkDerivation {
     
     ${if stdenv.system == "i686-linux" then
       ''
-        patchelf --set-interpreter ${stdenv.gcc.libc}/lib/ld-linux.so.2 titanium_prep.linux32
+        patchelf --set-interpreter ${stdenv.cc.libc}/lib/ld-linux.so.2 titanium_prep.linux32
       ''
       else if stdenv.system == "x86_64-linux" then
       ''
-        patchelf --set-interpreter ${stdenv.gcc.libc}/lib/ld-linux-x86-64.so.2 titanium_prep.linux64
+        patchelf --set-interpreter ${stdenv.cc.libc}/lib/ld-linux-x86-64.so.2 titanium_prep.linux64
       ''
       else ""}
     
diff --git a/pkgs/development/mobile/titaniumenv/titaniumsdk-3.4.nix b/pkgs/development/mobile/titaniumenv/titaniumsdk-3.4.nix
index 1baf57a94cfb..c8fbb435f306 100644
--- a/pkgs/development/mobile/titaniumenv/titaniumsdk-3.4.nix
+++ b/pkgs/development/mobile/titaniumenv/titaniumsdk-3.4.nix
@@ -44,11 +44,11 @@ stdenv.mkDerivation {
     
     ${if stdenv.system == "i686-linux" then
       ''
-        patchelf --set-interpreter ${stdenv.gcc.libc}/lib/ld-linux.so.2 titanium_prep.linux32
+        patchelf --set-interpreter ${stdenv.cc.libc}/lib/ld-linux.so.2 titanium_prep.linux32
       ''
       else if stdenv.system == "x86_64-linux" then
       ''
-        patchelf --set-interpreter ${stdenv.gcc.libc}/lib/ld-linux-x86-64.so.2 titanium_prep.linux64
+        patchelf --set-interpreter ${stdenv.cc.libc}/lib/ld-linux-x86-64.so.2 titanium_prep.linux64
       ''
       else ""}
     
diff --git a/pkgs/development/tools/atom-shell/default.nix b/pkgs/development/tools/atom-shell/default.nix
index 141ba284cc05..99f989ecf28c 100644
--- a/pkgs/development/tools/atom-shell/default.nix
+++ b/pkgs/development/tools/atom-shell/default.nix
@@ -32,7 +32,7 @@ in stdenv.mkDerivation rec {
   installPhase = ''
     mkdir -p $out/bin
     unzip -d $out/bin $src
-    patchelf --set-interpreter "$(cat $NIX_GCC/nix-support/dynamic-linker)" \
+    patchelf --set-interpreter "$(cat $NIX_CC/nix-support/dynamic-linker)" \
     $out/bin/atom
     mv $out/bin/atom $out/bin/atom-shell
     wrapProgram $out/bin/atom-shell \
diff --git a/pkgs/development/tools/build-managers/cargo/common.nix b/pkgs/development/tools/build-managers/cargo/common.nix
index 0eb728bad28e..04eaec9daefe 100644
--- a/pkgs/development/tools/build-managers/cargo/common.nix
+++ b/pkgs/development/tools/build-managers/cargo/common.nix
@@ -37,8 +37,8 @@ rec {
       mkdir -p "$out"
       cp -r bin "$out/bin"
     '' + (if stdenv.isLinux then ''
-      patchelf --interpreter "${stdenv.glibc}/lib/${stdenv.gcc.dynamicLinker}" \
-               --set-rpath "${stdenv.gcc.gcc}/lib/:${stdenv.gcc.gcc}/lib64/:${zlib}/lib" \
+      patchelf --interpreter "${stdenv.glibc}/lib/${stdenv.cc.dynamicLinker}" \
+               --set-rpath "${stdenv.cc.gcc}/lib/:${stdenv.cc.gcc}/lib64/:${zlib}/lib" \
                "$out/bin/cargo"
     '' else "");
   };
diff --git a/pkgs/development/tools/cdecl/default.nix b/pkgs/development/tools/cdecl/default.nix
index 48d04fd48ab3..9e9fcfcc19d5 100644
--- a/pkgs/development/tools/cdecl/default.nix
+++ b/pkgs/development/tools/cdecl/default.nix
@@ -11,7 +11,7 @@ stdenv.mkDerivation {
   preBuild = ''
     ${gnused}/bin/sed 's/getline/cdecl_getline/g' -i cdecl.c;
     makeFlagsArray=(CFLAGS="-DBSD -DUSE_READLINE -std=gnu89" LIBS=-lreadline);
-    makeFlags="$makeFlags PREFIX=$out BINDIR=$out/bin MANDIR=$out/man1 CATDIR=$out/cat1";
+    makeFlags="$makeFlags PREFIX=$out BINDIR=$out/bin MANDIR=$out/man1 CATDIR=$out/cat1 CC=$CC";
     mkdir -p $out/bin;
   '';
   buildInputs = [yacc flex readline ncurses];
diff --git a/pkgs/development/tools/misc/cflow/default.nix b/pkgs/development/tools/misc/cflow/default.nix
index b1322d461ee7..fb15be142616 100644
--- a/pkgs/development/tools/misc/cflow/default.nix
+++ b/pkgs/development/tools/misc/cflow/default.nix
@@ -11,7 +11,7 @@ stdenv.mkDerivation rec {
   patchPhase = ''
     substituteInPlace "src/cflow.h"					\
       --replace "/usr/bin/cpp"						\
-                "$(cat ${stdenv.gcc}/nix-support/orig-gcc)/bin/cpp"
+                "$(cat ${stdenv.cc}/nix-support/orig-gcc)/bin/cpp"
   '';
 
   buildInputs = [ gettext ] ++
diff --git a/pkgs/development/tools/misc/saleae-logic/default.nix b/pkgs/development/tools/misc/saleae-logic/default.nix
index 2fa7194cf073..1e8d11fe622b 100644
--- a/pkgs/development/tools/misc/saleae-logic/default.nix
+++ b/pkgs/development/tools/misc/saleae-logic/default.nix
@@ -62,8 +62,8 @@ stdenv.mkDerivation rec {
     cp -r * "$out"
 
     # Patch it
-    patchelf --set-interpreter "$(cat $NIX_GCC/nix-support/dynamic-linker)" "$out/Logic"
-    patchelf --set-rpath "${stdenv.gcc.gcc}/lib:${stdenv.gcc.gcc}/lib64:${libPath}:\$ORIGIN/Analyzers:\$ORIGIN" "$out/Logic"
+    patchelf --set-interpreter "$(cat $NIX_CC/nix-support/dynamic-linker)" "$out/Logic"
+    patchelf --set-rpath "${stdenv.cc.gcc}/lib:${stdenv.cc.gcc}/lib64:${libPath}:\$ORIGIN/Analyzers:\$ORIGIN" "$out/Logic"
 
     # Build the LD_PRELOAD library that makes Logic work from a read-only directory
     mkdir -p "$out/lib"
diff --git a/pkgs/development/tools/node-webkit/default.nix b/pkgs/development/tools/node-webkit/default.nix
index f79a5f562c03..7c7e7c8eb28d 100644
--- a/pkgs/development/tools/node-webkit/default.nix
+++ b/pkgs/development/tools/node-webkit/default.nix
@@ -10,7 +10,7 @@ let
     paths = [
       xlibs.libX11 xlibs.libXrender glib gtk atk pango cairo gdk_pixbuf
       freetype fontconfig xlibs.libXcomposite alsaLib xlibs.libXdamage
-      xlibs.libXext xlibs.libXfixes nss nspr gconf expat dbus stdenv.gcc.gcc
+      xlibs.libXext xlibs.libXfixes nss nspr gconf expat dbus stdenv.cc.gcc
       xlibs.libXtst xlibs.libXi
     ];
   };
@@ -30,8 +30,8 @@ in stdenv.mkDerivation rec {
     mkdir -p $out/share/node-webkit
     cp -R * $out/share/node-webkit
 
-    patchelf --set-interpreter "$(cat $NIX_GCC/nix-support/dynamic-linker)" $out/share/node-webkit/nw
-    patchelf --set-interpreter "$(cat $NIX_GCC/nix-support/dynamic-linker)" $out/share/node-webkit/nwsnapshot
+    patchelf --set-interpreter "$(cat $NIX_CC/nix-support/dynamic-linker)" $out/share/node-webkit/nw
+    patchelf --set-interpreter "$(cat $NIX_CC/nix-support/dynamic-linker)" $out/share/node-webkit/nwsnapshot
 
     ln -s ${udev}/lib/libudev.so $out/share/node-webkit/libudev.so.0
 
diff --git a/pkgs/development/tools/phantomjs/default.nix b/pkgs/development/tools/phantomjs/default.nix
index 17837933eae6..f6acfab73830 100644
--- a/pkgs/development/tools/phantomjs/default.nix
+++ b/pkgs/development/tools/phantomjs/default.nix
@@ -31,8 +31,8 @@ stdenv.mkDerivation rec {
 
   buildPhase = if stdenv.isDarwin then "" else ''
     patchelf \
-      --set-interpreter "$(cat $NIX_GCC/nix-support/dynamic-linker)" \
-      --set-rpath "${freetype}/lib:${fontconfig}/lib:${stdenv.gcc.gcc}/lib64:${stdenv.gcc.gcc}/lib:${openssl}/lib" \
+      --set-interpreter "$(cat $NIX_CC/nix-support/dynamic-linker)" \
+      --set-rpath "${freetype}/lib:${fontconfig}/lib:${stdenv.cc.gcc}/lib64:${stdenv.cc.gcc}/lib:${openssl}/lib" \
       bin/phantomjs
   '';
 
diff --git a/pkgs/development/tools/selenium/chromedriver/default.nix b/pkgs/development/tools/selenium/chromedriver/default.nix
index 30430671342d..37ceeba77255 100644
--- a/pkgs/development/tools/selenium/chromedriver/default.nix
+++ b/pkgs/development/tools/selenium/chromedriver/default.nix
@@ -23,7 +23,7 @@ stdenv.mkDerivation rec {
     mv chromedriver $out/bin
     patchelf --set-interpreter ${glibc}/lib/ld-linux-x86-64.so.2 $out/bin/chromedriver
     wrapProgram "$out/bin/chromedriver" \
-      --prefix LD_LIBRARY_PATH : "$(cat ${stdenv.gcc}/nix-support/orig-gcc)/lib64:${cairo}/lib:${fontconfig}/lib:${freetype}/lib:${gdk_pixbuf}/lib:${glib}/lib:${gtk}/lib:${libX11}/lib:${nspr}/lib:${nss}/lib:${pango}/lib:${libXrender}/lib:${gconf}/lib:${libXext}/lib:${libXi}/lib:\$LD_LIBRARY_PATH"
+      --prefix LD_LIBRARY_PATH : "$(cat ${stdenv.cc}/nix-support/orig-gcc)/lib64:${cairo}/lib:${fontconfig}/lib:${freetype}/lib:${gdk_pixbuf}/lib:${glib}/lib:${gtk}/lib:${libX11}/lib:${nspr}/lib:${nss}/lib:${pango}/lib:${libXrender}/lib:${gconf}/lib:${libXext}/lib:${libXi}/lib:\$LD_LIBRARY_PATH"
   '';
 
   meta = with stdenv.lib; {
diff --git a/pkgs/development/tools/selenium/server/default.nix b/pkgs/development/tools/selenium/server/default.nix
index 0c3331653078..65c9f42ad14b 100644
--- a/pkgs/development/tools/selenium/server/default.nix
+++ b/pkgs/development/tools/selenium/server/default.nix
@@ -28,7 +28,7 @@ in stdenv.mkDerivation rec {
 
     ${jdk}/bin/jar xf $src launchers/launcher-linux-amd64
     patchelf \
-      --set-interpreter "$(cat $NIX_GCC/nix-support/dynamic-linker)" \
+      --set-interpreter "$(cat $NIX_CC/nix-support/dynamic-linker)" \
       --set-rpath "${gcc.gcc}/lib/:${gcc.gcc}/lib64:${xlibs.libX11}/lib" \
       launchers/launcher-linux-${arch}
     ${jdk}/bin/jar uf $src launchers/launcher-linux-${arch}
diff --git a/pkgs/games/adom/default.nix b/pkgs/games/adom/default.nix
index ef5aba96d092..623572086770 100644
--- a/pkgs/games/adom/default.nix
+++ b/pkgs/games/adom/default.nix
@@ -7,7 +7,7 @@ let
 
   inherit (xlibs) libXext libX11;
 
-  lpath = "${stdenv.gcc.gcc}/lib64:" + stdenv.lib.makeSearchPath "lib" [
+  lpath = "${stdenv.cc.gcc}/lib64:" + stdenv.lib.makeSearchPath "lib" [
       zlib libmad libpng12 libcaca libXext libX11 mesa alsaLib pulseaudio];
 
 in
@@ -45,7 +45,7 @@ stdenv.mkDerivation rec {
     done
 
     ${patchelf}/bin/patchelf \
-      --set-interpreter "$(cat $NIX_GCC/nix-support/dynamic-linker)" \
+      --set-interpreter "$(cat $NIX_CC/nix-support/dynamic-linker)" \
       --set-rpath "$out/lib:${lpath}" \
       $out/adom
 
diff --git a/pkgs/games/andyetitmoves/default.nix b/pkgs/games/andyetitmoves/default.nix
index ae04c57aa26d..de363df2630f 100644
--- a/pkgs/games/andyetitmoves/default.nix
+++ b/pkgs/games/andyetitmoves/default.nix
@@ -41,14 +41,14 @@ stdenv.mkDerivation rec {
     mkdir -p $out/{opt/andyetitmoves,bin}
     cp -r * $out/opt/andyetitmoves/
 
-    fullPath=${stdenv.gcc.gcc}/lib64
+    fullPath=${stdenv.cc.gcc}/lib64
     for i in $nativeBuildInputs; do
       fullPath=$fullPath''${fullPath:+:}$i/lib
     done
 
     binName=${if commercialVersion then "AndYetItMoves" else "AndYetItMovesDemo"}
 
-    patchelf --set-interpreter $(cat $NIX_GCC/nix-support/dynamic-linker) --set-rpath $fullPath $out/opt/andyetitmoves/lib/$binName
+    patchelf --set-interpreter $(cat $NIX_CC/nix-support/dynamic-linker) --set-rpath $fullPath $out/opt/andyetitmoves/lib/$binName
     cat > $out/bin/$binName << EOF
     #!/bin/sh
     cd $out/opt/andyetitmoves
diff --git a/pkgs/games/banner/default.nix b/pkgs/games/banner/default.nix
index b443a76b9a77..e0dac80a8fef 100644
--- a/pkgs/games/banner/default.nix
+++ b/pkgs/games/banner/default.nix
@@ -12,9 +12,9 @@ let
       sha256 = hash;
     };
 
-    configurePhase = "make dep";
+    configurePhase = "make dep CC=$CC";
 
-    buildPhase = "make OPTIM='-DNDEBUG -O3'";
+    buildPhase = "make OPTIM='-DNDEBUG -O3' CC=$CC";
 
     installPhase = ''
       make INSTBASEDIR=$out install
diff --git a/pkgs/games/castle-combat/default.nix b/pkgs/games/castle-combat/default.nix
index a9ed05923856..94ddcc1b056a 100644
--- a/pkgs/games/castle-combat/default.nix
+++ b/pkgs/games/castle-combat/default.nix
@@ -39,8 +39,8 @@ buildPythonPackage rec {
   fixLoaderPath =
     let dollar = "\$"; in
     '' sed -i "$out/bin/castle-combat" \
-           -e "/^exec/ iexport LD_LIBRARY_PATH=\"$(cat ${stdenv.gcc}/nix-support/orig-gcc)/lib\:"'${dollar}'"LD_LIBRARY_PATH\"\\
-export LD_LIBRARY_PATH=\"$(cat ${stdenv.gcc}/nix-support/orig-gcc)/lib64\:"'${dollar}'"LD_LIBRARY_PATH\""
+           -e "/^exec/ iexport LD_LIBRARY_PATH=\"$(cat ${stdenv.cc}/nix-support/orig-gcc)/lib\:"'${dollar}'"LD_LIBRARY_PATH\"\\
+export LD_LIBRARY_PATH=\"$(cat ${stdenv.cc}/nix-support/orig-gcc)/lib64\:"'${dollar}'"LD_LIBRARY_PATH\""
     '';
       # ^
       # `--- The run-time says: "libgcc_s.so.1 must be installed for
diff --git a/pkgs/games/gemrb/default.nix b/pkgs/games/gemrb/default.nix
index dc89e405e24e..86da7686eefd 100644
--- a/pkgs/games/gemrb/default.nix
+++ b/pkgs/games/gemrb/default.nix
@@ -1,6 +1,6 @@
 { stdenv, fetchurl, cmake, SDL, openal, zlib, libpng, python, libvorbis }:
 
-assert stdenv.gcc.libc != null;
+assert stdenv.cc.libc != null;
 
 stdenv.mkDerivation rec {
   name = "gemrb-0.8.1";
@@ -14,7 +14,7 @@ stdenv.mkDerivation rec {
   # TODO: make libpng, libvorbis, sdl_mixer, freetype, vlc, glew (and other gl reqs) optional
 
   # Necessary to find libdl.
-  CMAKE_LIBRARY_PATH = "${stdenv.gcc.libc}/lib";
+  CMAKE_LIBRARY_PATH = "${stdenv.cc.libc}/lib";
 
   # Can't have -werror because of the Vorbis header files.
   cmakeFlags = "-DDISABLE_WERROR=ON -DCMAKE_VERBOSE_MAKEFILE=ON";
diff --git a/pkgs/games/gsb/default.nix b/pkgs/games/gsb/default.nix
index 757d3cf7681e..cfdc729f5d30 100644
--- a/pkgs/games/gsb/default.nix
+++ b/pkgs/games/gsb/default.nix
@@ -25,18 +25,18 @@ stdenv.mkDerivation rec {
   phases = "unpackPhase installPhase";
 
   # XXX: stdenv.lib.makeLibraryPath doesn't pick up /lib64
-  libPath = stdenv.lib.makeLibraryPath [ stdenv.gcc.gcc stdenv.gcc.libc ] 
+  libPath = stdenv.lib.makeLibraryPath [ stdenv.cc.gcc stdenv.cc.libc ] 
     + ":" + stdenv.lib.makeLibraryPath [ SDL SDL_image libjpeg62 libpng12 mesa ]
     + ":" + stdenv.lib.makeLibraryPath [ curl3 openal libvorbis libogg ]
     + ":" + stdenv.lib.makeLibraryPath [ libX11 libXext libXft fontconfig zlib ]
-    + ":" + stdenv.gcc.gcc + "/lib64";
+    + ":" + stdenv.cc.gcc + "/lib64";
 
   installPhase = ''
     mkdir -p $out/libexec/positech/GSB/
     mkdir -p $out/bin
 
     patchelf \
-      --interpreter "$(cat $NIX_GCC/nix-support/dynamic-linker)" \
+      --interpreter "$(cat $NIX_CC/nix-support/dynamic-linker)" \
       --set-rpath $libPath \
       ./GSB.bin.$arch
 
diff --git a/pkgs/games/oilrush/default.nix b/pkgs/games/oilrush/default.nix
index 49dbb7ba82b4..18c955f1cc14 100644
--- a/pkgs/games/oilrush/default.nix
+++ b/pkgs/games/oilrush/default.nix
@@ -23,27 +23,27 @@ stdenv.mkDerivation {
     cd bin
     for f in launcher_$arch libQtCoreUnigine_$arch.so.4 OilRush_$arch
     do
-      patchelf --set-interpreter "$(cat $NIX_GCC/nix-support/dynamic-linker)" $f
+      patchelf --set-interpreter "$(cat $NIX_CC/nix-support/dynamic-linker)" $f
     done
-    patchelf --set-rpath ${stdenv.gcc.gcc}/lib64:${stdenv.gcc.gcc}/lib:${libX11}/lib:${libXext}/lib:${libXrender}/lib:${fontconfig}/lib:${freetype}/lib\
+    patchelf --set-rpath ${stdenv.cc.gcc}/lib64:${stdenv.cc.gcc}/lib:${libX11}/lib:${libXext}/lib:${libXrender}/lib:${fontconfig}/lib:${freetype}/lib\
              launcher_$arch
-    patchelf --set-rpath ${stdenv.gcc.gcc}/lib64:${stdenv.gcc.gcc}/lib\
+    patchelf --set-rpath ${stdenv.cc.gcc}/lib64:${stdenv.cc.gcc}/lib\
              libNetwork_$arch.so
-    patchelf --set-rpath ${stdenv.gcc.gcc}/lib64:${stdenv.gcc.gcc}/lib\
+    patchelf --set-rpath ${stdenv.cc.gcc}/lib64:${stdenv.cc.gcc}/lib\
              libQtCoreUnigine_$arch.so.4
-    patchelf --set-rpath ${stdenv.gcc.gcc}/lib64:${stdenv.gcc.gcc}/lib:${libX11}/lib:${libXext}/lib:${libXrender}/lib:${fontconfig}/lib:${freetype}/lib\
+    patchelf --set-rpath ${stdenv.cc.gcc}/lib64:${stdenv.cc.gcc}/lib:${libX11}/lib:${libXext}/lib:${libXrender}/lib:${fontconfig}/lib:${freetype}/lib\
              libQtGuiUnigine_$arch.so.4
-    patchelf --set-rpath ${stdenv.gcc.gcc}/lib64:${stdenv.gcc.gcc}/lib\
+    patchelf --set-rpath ${stdenv.cc.gcc}/lib64:${stdenv.cc.gcc}/lib\
              libQtNetworkUnigine_$arch.so.4
-    patchelf --set-rpath ${stdenv.gcc.gcc}/lib64:${stdenv.gcc.gcc}/lib:${libX11}/lib:${libXext}/lib:${libXrender}/lib:${fontconfig}/lib:${freetype}/lib\
+    patchelf --set-rpath ${stdenv.cc.gcc}/lib64:${stdenv.cc.gcc}/lib:${libX11}/lib:${libXext}/lib:${libXrender}/lib:${fontconfig}/lib:${freetype}/lib\
              libQtWebKitUnigine_$arch.so.4
-    patchelf --set-rpath ${stdenv.gcc.gcc}/lib64:${stdenv.gcc.gcc}/lib\
+    patchelf --set-rpath ${stdenv.cc.gcc}/lib64:${stdenv.cc.gcc}/lib\
              libQtXmlUnigine_$arch.so.4
-    patchelf --set-rpath ${stdenv.gcc.gcc}/lib64:${stdenv.gcc.gcc}/lib\
+    patchelf --set-rpath ${stdenv.cc.gcc}/lib64:${stdenv.cc.gcc}/lib\
              libRakNet_$arch.so
-    patchelf --set-rpath ${stdenv.gcc.gcc}/lib64:${stdenv.gcc.gcc}/lib:${libX11}/lib:${libXext}/lib:${libXinerama}/lib:${libXrandr}/lib\
+    patchelf --set-rpath ${stdenv.cc.gcc}/lib64:${stdenv.cc.gcc}/lib:${libX11}/lib:${libXext}/lib:${libXinerama}/lib:${libXrandr}/lib\
              libUnigine_$arch.so
-    patchelf --set-rpath ${stdenv.gcc.gcc}/lib64:${stdenv.gcc.gcc}/lib:${libX11}/lib:${libXext}/lib:${libXinerama}/lib:${libXrandr}/lib\
+    patchelf --set-rpath ${stdenv.cc.gcc}/lib64:${stdenv.cc.gcc}/lib:${libX11}/lib:${libXext}/lib:${libXinerama}/lib:${libXrandr}/lib\
              OilRush_$arch
   '';
   installPhase = ''
diff --git a/pkgs/games/planetaryannihilation/default.nix b/pkgs/games/planetaryannihilation/default.nix
index 7c58b4ca1e86..b018aa94d9ff 100755
--- a/pkgs/games/planetaryannihilation/default.nix
+++ b/pkgs/games/planetaryannihilation/default.nix
@@ -34,13 +34,13 @@ stdenv.mkDerivation {
 
     ln -s ${systemd}/lib/libudev.so.1 $out/lib/libudev.so.0
 
-    patchelf --set-interpreter "$(cat $NIX_GCC/nix-support/dynamic-linker)" "$out/PA"
-    patchelf --set-interpreter "$(cat $NIX_GCC/nix-support/dynamic-linker)" --set-rpath "${stdenv.lib.makeLibraryPath [ stdenv.gcc.gcc xlibs.libXdamage xorg.libXfixes gtk glib stdenv.glibc "$out" xlibs.libXext pango udev xlibs.libX11 xlibs.libXcomposite alsaLib atk nspr fontconfig cairo pango nss freetype gnome3.gconf gdk_pixbuf xlibs.libXrender ]}:{stdenv.gcc.gcc}/lib64:${stdenv.glibc}/lib64" "$out/host/CoherentUI_Host.bin" 
+    patchelf --set-interpreter "$(cat $NIX_CC/nix-support/dynamic-linker)" "$out/PA"
+    patchelf --set-interpreter "$(cat $NIX_CC/nix-support/dynamic-linker)" --set-rpath "${stdenv.lib.makeLibraryPath [ stdenv.cc.gcc xlibs.libXdamage xorg.libXfixes gtk glib stdenv.glibc "$out" xlibs.libXext pango udev xlibs.libX11 xlibs.libXcomposite alsaLib atk nspr fontconfig cairo pango nss freetype gnome3.gconf gdk_pixbuf xlibs.libXrender ]}:{stdenv.cc.gcc}/lib64:${stdenv.glibc}/lib64" "$out/host/CoherentUI_Host.bin" 
 
-    wrapProgram $out/PA --prefix LD_LIBRARY_PATH : "${stdenv.lib.makeLibraryPath [ stdenv.gcc.gcc stdenv.glibc xlibs.libX11 xlibs.libXcursor gtk glib curl "$out" ]}:${stdenv.gcc.gcc}/lib64:${stdenv.glibc}/lib64"
+    wrapProgram $out/PA --prefix LD_LIBRARY_PATH : "${stdenv.lib.makeLibraryPath [ stdenv.cc.gcc stdenv.glibc xlibs.libX11 xlibs.libXcursor gtk glib curl "$out" ]}:${stdenv.cc.gcc}/lib64:${stdenv.glibc}/lib64"
 
     for f in $out/lib/*; do
-      patchelf --set-rpath "${stdenv.lib.makeLibraryPath [ stdenv.gcc.gcc curl xlibs.libX11 stdenv.glibc xlibs.libXcursor "$out" ]}:${stdenv.gcc.gcc}/lib64:${stdenv.glibc}/lib64" $f
+      patchelf --set-rpath "${stdenv.lib.makeLibraryPath [ stdenv.cc.gcc curl xlibs.libX11 stdenv.glibc xlibs.libXcursor "$out" ]}:${stdenv.cc.gcc}/lib64:${stdenv.glibc}/lib64" $f
     done
   '';
 
diff --git a/pkgs/games/quake3/wrapper/default.nix b/pkgs/games/quake3/wrapper/default.nix
index 84d93cefa21c..aa7e33f9cd07 100644
--- a/pkgs/games/quake3/wrapper/default.nix
+++ b/pkgs/games/quake3/wrapper/default.nix
@@ -7,7 +7,7 @@ stdenv.mkDerivation {
   
   inherit game paks mesa name;
 
-  gcc = stdenv.gcc.gcc;
+  gcc = stdenv.cc.gcc;
   
   meta = {
     inherit description;
diff --git a/pkgs/games/sdlmame/default.nix b/pkgs/games/sdlmame/default.nix
index 8488d357fc5a..2b6b0bf76da2 100644
--- a/pkgs/games/sdlmame/default.nix
+++ b/pkgs/games/sdlmame/default.nix
@@ -22,8 +22,8 @@ stdenv.mkDerivation rec {
 
   installPhase = ''
     patchelf \
-      --set-interpreter "$(cat $NIX_GCC/nix-support/dynamic-linker)" \
-      --set-rpath "${alsaLib}/lib:${qt48}/lib:${SDL}/lib:${fontconfig}/lib:${freetype}/lib:${SDL_ttf}/lib:${xlibs.libX11}/lib:${xlibs.libXinerama}/lib:${stdenv.gcc.gcc}/lib" \
+      --set-interpreter "$(cat $NIX_CC/nix-support/dynamic-linker)" \
+      --set-rpath "${alsaLib}/lib:${qt48}/lib:${SDL}/lib:${fontconfig}/lib:${freetype}/lib:${SDL_ttf}/lib:${xlibs.libX11}/lib:${xlibs.libXinerama}/lib:${stdenv.cc.gcc}/lib" \
       share/sdlmame/sdlmame
 
     mkdir -p "$out/bin"
diff --git a/pkgs/games/spring/default.nix b/pkgs/games/spring/default.nix
index f77166721866..4b4fdc662bba 100644
--- a/pkgs/games/spring/default.nix
+++ b/pkgs/games/spring/default.nix
@@ -32,7 +32,7 @@ stdenv.mkDerivation rec {
 
   postInstall = ''
     wrapProgram "$out/bin/spring" \
-      --prefix LD_LIBRARY_PATH : "${stdenv.gcc.gcc}/lib::${systemd}/lib"
+      --prefix LD_LIBRARY_PATH : "${stdenv.cc.gcc}/lib::${systemd}/lib"
   '';
 
   meta = with stdenv.lib; {
diff --git a/pkgs/games/tibia/default.nix b/pkgs/games/tibia/default.nix
index 773b2f477b6f..1bda08b6aa8f 100644
--- a/pkgs/games/tibia/default.nix
+++ b/pkgs/games/tibia/default.nix
@@ -25,7 +25,7 @@ stdenv.mkDerivation {
     cp -r * $out/res
 
     patchelf --set-interpreter ${glibc}/lib/ld-linux.so.2 \
-             --set-rpath ${stdenv.gcc.gcc}/lib:${libX11}/lib:${mesa}/lib \
+             --set-rpath ${stdenv.cc.gcc}/lib:${libX11}/lib:${mesa}/lib \
              "$out/res/Tibia"
 
     # We've patchelf'd the files. The main ‘Tibia’ binary is a bit
diff --git a/pkgs/games/tremulous/default.nix b/pkgs/games/tremulous/default.nix
index 5c175be8af06..3fcbff42527f 100644
--- a/pkgs/games/tremulous/default.nix
+++ b/pkgs/games/tremulous/default.nix
@@ -28,8 +28,8 @@ stdenv.mkDerivation rec {
   patches = [ ./parse.patch ];
   patchFlags = "-p 0";
   NIX_LD_FLAGS = ''
-    -rpath ${stdenv.gcc}/lib
-    -rpath ${stdenv.gcc}/lib64
+    -rpath ${stdenv.cc}/lib
+    -rpath ${stdenv.cc}/lib64
   '';
   buildPhase = ''
     cd Release_1.011
diff --git a/pkgs/games/ue4demos/default.nix b/pkgs/games/ue4demos/default.nix
index 10975f88516d..501c9431e716 100644
--- a/pkgs/games/ue4demos/default.nix
+++ b/pkgs/games/ue4demos/default.nix
@@ -12,7 +12,7 @@ let
 
       rtdeps = stdenv.lib.makeLibraryPath
         [ xlibs.libXxf86vm xlibs.libXext openal ]
-        + ":" + stdenv.lib.makeSearchPath "lib64" [ stdenv.gcc.gcc ];
+        + ":" + stdenv.lib.makeSearchPath "lib64" [ stdenv.cc.gcc ];
 
       buildCommand =
       ''
diff --git a/pkgs/games/ultrastardx/default.nix b/pkgs/games/ultrastardx/default.nix
index 47fcd2dc4cf9..96f7b8a52fca 100644
--- a/pkgs/games/ultrastardx/default.nix
+++ b/pkgs/games/ultrastardx/default.nix
@@ -15,7 +15,7 @@ stdenv.mkDerivation rec {
   # The fpc is not properly wrapped to add -rpath. I add this manually.
   # I even do a trick on lib/lib64 for libgcc, that I expect it will work.
   preBuild = ''
-    export NIX_LDFLAGS="$NIX_LDFLAGS -rpath ${SDL}/lib -rpath ${SDL_image}/lib -rpath ${libpng}/lib -rpath ${freetype}/lib -rpath ${portaudio}/lib -rpath ${ffmpeg}/lib -rpath ${zlib}/lib -rpath ${sqlite}/lib -rpath ${libX11}/lib -rpath ${pcre}/lib -rpath ${lua}/lib -rpath ${stdenv.gcc.gcc}/lib64 -rpath ${stdenv.gcc.gcc}/lib"
+    export NIX_LDFLAGS="$NIX_LDFLAGS -rpath ${SDL}/lib -rpath ${SDL_image}/lib -rpath ${libpng}/lib -rpath ${freetype}/lib -rpath ${portaudio}/lib -rpath ${ffmpeg}/lib -rpath ${zlib}/lib -rpath ${sqlite}/lib -rpath ${libX11}/lib -rpath ${pcre}/lib -rpath ${lua}/lib -rpath ${stdenv.cc.gcc}/lib64 -rpath ${stdenv.cc.gcc}/lib"
 
     sed -i 414,424d Makefile
   '';
diff --git a/pkgs/games/ut2004demo/builder.sh b/pkgs/games/ut2004demo/builder.sh
index 52b043b53fda..ca6b4fe1092c 100644
--- a/pkgs/games/ut2004demo/builder.sh
+++ b/pkgs/games/ut2004demo/builder.sh
@@ -25,5 +25,5 @@ mkdir $out
 
 # Set the ELF interpreter to our own Glibc.
 for i in "$out/System/ucc-bin" "$out/System/ut2004-bin"; do
-    patchelf --set-interpreter "$(cat $NIX_GCC/nix-support/dynamic-linker)" "$i"
+    patchelf --set-interpreter "$(cat $NIX_CC/nix-support/dynamic-linker)" "$i"
 done
diff --git a/pkgs/games/vessel/default.nix b/pkgs/games/vessel/default.nix
index 8a92490b6e0c..8eec6ecb23c2 100644
--- a/pkgs/games/vessel/default.nix
+++ b/pkgs/games/vessel/default.nix
@@ -20,7 +20,7 @@ stdenv.mkDerivation rec {
   phases = "installPhase";
   ld_preload = ./isatty.c;
 
-  libPath = stdenv.lib.makeLibraryPath [ stdenv.gcc.gcc stdenv.gcc.libc ] 
+  libPath = stdenv.lib.makeLibraryPath [ stdenv.cc.gcc stdenv.cc.libc ] 
     + ":" + stdenv.lib.makeLibraryPath [ SDL pulseaudio alsaLib ] ;
 
   installPhase = ''
@@ -35,7 +35,7 @@ stdenv.mkDerivation rec {
     echo @@@ 
 
     # if we call ld.so $(bin) we don't need to set the ELF interpreter, and save a patchelf step. 
-    LD_PRELOAD=./isatty.so $(cat $NIX_GCC/nix-support/dynamic-linker) $src << IM_A_BOT
+    LD_PRELOAD=./isatty.so $(cat $NIX_CC/nix-support/dynamic-linker) $src << IM_A_BOT
     n
     $out/libexec/strangeloop/vessel/
     IM_A_BOT
@@ -47,7 +47,7 @@ stdenv.mkDerivation rec {
     # props to Ethan Lee (the Vessel porter) for understanding
     # how $ORIGIN works in rpath. There is hope for humanity. 
     patchelf \
-      --interpreter "$(cat $NIX_GCC/nix-support/dynamic-linker)" \
+      --interpreter "$(cat $NIX_CC/nix-support/dynamic-linker)" \
       --set-rpath $libPath:$out/libexec/strangeloop/vessel/x86/ \
       $out/libexec/strangeloop/vessel/x86/vessel.x86
 
diff --git a/pkgs/games/worldofgoo/default.nix b/pkgs/games/worldofgoo/default.nix
index c39ffb1de058..1deda8e1ba48 100644
--- a/pkgs/games/worldofgoo/default.nix
+++ b/pkgs/games/worldofgoo/default.nix
@@ -45,15 +45,15 @@ stdenv.mkDerivation rec {
   phases = "unpackPhase installPhase";
 
   # XXX: stdenv.lib.makeLibraryPath doesn't pick up /lib64
-  libPath = stdenv.lib.makeLibraryPath [ stdenv.gcc.gcc stdenv.gcc.libc ] 
+  libPath = stdenv.lib.makeLibraryPath [ stdenv.cc.gcc stdenv.cc.libc ] 
     + ":" + stdenv.lib.makeLibraryPath [libX11 libXext libXau libxcb libXdmcp SDL SDL_mixer libvorbis mesa ]
-    + ":" + stdenv.gcc.gcc + "/lib64";
+    + ":" + stdenv.cc.gcc + "/lib64";
 
   installPhase = ''
     mkdir -p $out/libexec/2dboy/WorldOfGoo/
     mkdir -p $out/bin
 
-    patchelf --interpreter "$(cat $NIX_GCC/nix-support/dynamic-linker)" --set-rpath $libPath ./WorldOfGoo.bin64
+    patchelf --interpreter "$(cat $NIX_CC/nix-support/dynamic-linker)" --set-rpath $libPath ./WorldOfGoo.bin64
 
     cp -r * $out/libexec/2dboy/WorldOfGoo/
 
diff --git a/pkgs/misc/cups/drivers/samsung/builder.sh b/pkgs/misc/cups/drivers/samsung/builder.sh
index 58e1c0cd781d..db54d8a6c936 100644
--- a/pkgs/misc/cups/drivers/samsung/builder.sh
+++ b/pkgs/misc/cups/drivers/samsung/builder.sh
@@ -28,7 +28,7 @@ ln -s ppd model
 cd $out/lib/cups/filter
 for i in $(ls); do
     echo patching $i...
-    patchelf --set-interpreter $(cat $NIX_GCC/nix-support/dynamic-linker) $i || echo "(couldn't set interpreter)"
+    patchelf --set-interpreter $(cat $NIX_CC/nix-support/dynamic-linker) $i || echo "(couldn't set interpreter)"
     patchelf --set-rpath $cups/lib:$gcc/lib:$glibc/lib $i  # This might not be necessary.
 done
 
diff --git a/pkgs/misc/drivers/gutenprint/bin.nix b/pkgs/misc/drivers/gutenprint/bin.nix
index 1def4b7d1c92..828fbb8884b6 100644
--- a/pkgs/misc/drivers/gutenprint/bin.nix
+++ b/pkgs/misc/drivers/gutenprint/bin.nix
@@ -38,7 +38,7 @@ stdenv.mkDerivation {
 
   phases = "buildPhase";
 
-  libPath = stdenv.lib.makeLibraryPath [ stdenv.gcc.gcc zlib ];
+  libPath = stdenv.lib.makeLibraryPath [ stdenv.cc.gcc zlib ];
 
   buildPhase = ''
     ar -x $src data.tar.gz
@@ -53,7 +53,7 @@ stdenv.mkDerivation {
         $out/cups/lib/backend/{canon,epson} \
         $out/sbin/cups-genppd.5.0 \
       ; do
-      patchelf --interpreter "$(cat $NIX_GCC/nix-support/dynamic-linker)" \
+      patchelf --interpreter "$(cat $NIX_CC/nix-support/dynamic-linker)" \
           --set-rpath $libPath $p
     done
     
diff --git a/pkgs/misc/emulators/wine/stable.nix b/pkgs/misc/emulators/wine/stable.nix
index 60b4e24cf2c4..49591a3f38ff 100644
--- a/pkgs/misc/emulators/wine/stable.nix
+++ b/pkgs/misc/emulators/wine/stable.nix
@@ -4,7 +4,7 @@
 }:
 
 assert stdenv.isLinux;
-assert stdenv.gcc.gcc != null;
+assert stdenv.cc.gcc != null;
 
 let
     version = "1.6.2";
@@ -46,7 +46,7 @@ in stdenv.mkDerivation rec {
   # them to the RPATH so that the user doesn't have to set them in
   # LD_LIBRARY_PATH.
   NIX_LDFLAGS = map (path: "-rpath ${path}/lib ") [
-    freetype fontconfig stdenv.gcc.gcc mesa mesa_noglu.osmesa libdrm
+    freetype fontconfig stdenv.cc.gcc mesa mesa_noglu.osmesa libdrm
     xlibs.libXinerama xlibs.libXrender xlibs.libXrandr
     xlibs.libXcursor xlibs.libXcomposite libpng libjpeg
     openssl gnutls cups
@@ -65,7 +65,7 @@ in stdenv.mkDerivation rec {
 
     paxmark psmr $out/bin/wine{,-preloader}
 
-    wrapProgram $out/bin/wine --prefix LD_LIBRARY_PATH : ${stdenv.gcc.gcc}/lib
+    wrapProgram $out/bin/wine --prefix LD_LIBRARY_PATH : ${stdenv.cc.gcc}/lib
   '';
 
   enableParallelBuilding = true;
diff --git a/pkgs/misc/emulators/wine/unstable.nix b/pkgs/misc/emulators/wine/unstable.nix
index acbea4ba4eb8..fa421dce6039 100644
--- a/pkgs/misc/emulators/wine/unstable.nix
+++ b/pkgs/misc/emulators/wine/unstable.nix
@@ -4,7 +4,7 @@
 }:
 
 assert stdenv.isLinux;
-assert stdenv.gcc.gcc != null;
+assert stdenv.cc.gcc != null;
 
 let
     version = "1.7.33";
@@ -46,7 +46,7 @@ in stdenv.mkDerivation rec {
   # them to the RPATH so that the user doesn't have to set them in
   # LD_LIBRARY_PATH.
   NIX_LDFLAGS = map (path: "-rpath ${path}/lib ") [
-    freetype fontconfig stdenv.gcc.gcc mesa mesa_noglu.osmesa libdrm
+    freetype fontconfig stdenv.cc.gcc mesa mesa_noglu.osmesa libdrm
     xlibs.libXinerama xlibs.libXrender xlibs.libXrandr
     xlibs.libXcursor xlibs.libXcomposite libpng libjpeg
     openssl gnutls cups ncurses
@@ -62,7 +62,7 @@ in stdenv.mkDerivation rec {
     install -D ${gecko} $out/share/wine/gecko/${gecko64.name}
   '' + ''
     install -D ${mono} $out/share/wine/mono/${mono.name}
-    wrapProgram $out/bin/wine --prefix LD_LIBRARY_PATH : ${stdenv.gcc.gcc}/lib
+    wrapProgram $out/bin/wine --prefix LD_LIBRARY_PATH : ${stdenv.cc.gcc}/lib
   '';
 
   enableParallelBuilding = true;
diff --git a/pkgs/misc/foldingathome/default.nix b/pkgs/misc/foldingathome/default.nix
index 945d6556837c..aaa932c0a1c4 100644
--- a/pkgs/misc/foldingathome/default.nix
+++ b/pkgs/misc/foldingathome/default.nix
@@ -23,7 +23,7 @@ stdenv.mkDerivation {
   installPhase = ''
     BINFILES="fah6 mpiexec";
     for a in $BINFILES; do 
-      patchelf --set-interpreter $(cat $NIX_GCC/nix-support/dynamic-linker) $a
+      patchelf --set-interpreter $(cat $NIX_CC/nix-support/dynamic-linker) $a
     done
     mkdir -p $out/bin
     cp $BINFILES $out/bin
diff --git a/pkgs/misc/my-env/default.nix b/pkgs/misc/my-env/default.nix
index 7d37576e4cdb..b9b29cdabe3b 100644
--- a/pkgs/misc/my-env/default.nix
+++ b/pkgs/misc/my-env/default.nix
@@ -58,7 +58,7 @@
 
 { mkDerivation, substituteAll, pkgs }:
     { stdenv ? pkgs.stdenv, name, buildInputs ? []
-    , propagatedBuildInputs ? [], gcc ? stdenv.gcc, cTags ? [], extraCmds ? ""
+    , propagatedBuildInputs ? [], gcc ? stdenv.cc, cTags ? [], extraCmds ? ""
     , cleanupCmds ? "", shell ? "${pkgs.bashInteractive}/bin/bash --norc"}:
 
 mkDerivation {
diff --git a/pkgs/os-specific/linux/ati-drivers/default.nix b/pkgs/os-specific/linux/ati-drivers/default.nix
index 9c7afb929c08..4f64b1358324 100644
--- a/pkgs/os-specific/linux/ati-drivers/default.nix
+++ b/pkgs/os-specific/linux/ati-drivers/default.nix
@@ -36,7 +36,7 @@ stdenv.mkDerivation {
   builder = ./builder.sh;
 
   inherit libXxf86vm xf86vidmodeproto;
-  gcc = stdenv.gcc.gcc;
+  gcc = stdenv.cc.gcc;
 
   src = fetchurl {
     url = http://www2.ati.com/drivers/linux/amd-catalyst-omega-14.12-linux-run-installers.zip;
diff --git a/pkgs/os-specific/linux/cpufrequtils/default.nix b/pkgs/os-specific/linux/cpufrequtils/default.nix
index d056e60f2da3..b7822035c20c 100644
--- a/pkgs/os-specific/linux/cpufrequtils/default.nix
+++ b/pkgs/os-specific/linux/cpufrequtils/default.nix
@@ -21,7 +21,7 @@ stdenv.mkDerivation rec {
       -i Makefile
   '';
 
-  buildInputs = [ stdenv.gcc.libc.kernelHeaders libtool gettext ];
+  buildInputs = [ stdenv.cc.libc.kernelHeaders libtool gettext ];
 
   meta = {
     description = "Tools to display or change the CPU governor settings";
diff --git a/pkgs/os-specific/linux/nvidia-x11/builder-legacy173.sh b/pkgs/os-specific/linux/nvidia-x11/builder-legacy173.sh
index 7d39dd311897..5d47df9a87a7 100755
--- a/pkgs/os-specific/linux/nvidia-x11/builder-legacy173.sh
+++ b/pkgs/os-specific/linux/nvidia-x11/builder-legacy173.sh
@@ -81,7 +81,7 @@ installPhase() {
 
         for i in nvidia-settings nvidia-xconfig; do
 	    cp usr/bin/$i $out/bin/$i
-	    patchelf --interpreter "$(cat $NIX_GCC/nix-support/dynamic-linker)" \
+	    patchelf --interpreter "$(cat $NIX_CC/nix-support/dynamic-linker)" \
 	        --set-rpath $out/lib:$programPath:$glPath $out/bin/$i
         done
     
diff --git a/pkgs/os-specific/linux/nvidia-x11/builder-legacy304.sh b/pkgs/os-specific/linux/nvidia-x11/builder-legacy304.sh
index 7771fb988f58..20666fdb061f 100755
--- a/pkgs/os-specific/linux/nvidia-x11/builder-legacy304.sh
+++ b/pkgs/os-specific/linux/nvidia-x11/builder-legacy304.sh
@@ -72,7 +72,7 @@ installPhase() {
 
         for i in nvidia-settings nvidia-xconfig; do
 	    cp $i $out/bin/$i
-	    patchelf --interpreter "$(cat $NIX_GCC/nix-support/dynamic-linker)" \
+	    patchelf --interpreter "$(cat $NIX_CC/nix-support/dynamic-linker)" \
 	        --set-rpath $out/lib:$programPath:$glPath $out/bin/$i
         done
 
diff --git a/pkgs/os-specific/linux/nvidia-x11/builder-legacy340.sh b/pkgs/os-specific/linux/nvidia-x11/builder-legacy340.sh
index 4291116f4ef4..5d6647d1ee08 100755
--- a/pkgs/os-specific/linux/nvidia-x11/builder-legacy340.sh
+++ b/pkgs/os-specific/linux/nvidia-x11/builder-legacy340.sh
@@ -51,7 +51,7 @@ installPhase() {
 
         for i in nvidia-settings nvidia-smi; do
             cp $i $out/bin/$i
-            patchelf --interpreter "$(cat $NIX_GCC/nix-support/dynamic-linker)" \
+            patchelf --interpreter "$(cat $NIX_CC/nix-support/dynamic-linker)" \
                 --set-rpath $out/lib:$programPath:$glPath $out/bin/$i
         done
 
diff --git a/pkgs/os-specific/linux/nvidia-x11/legacy173.nix b/pkgs/os-specific/linux/nvidia-x11/legacy173.nix
index 9182139c0a83..79d8adfb2e17 100644
--- a/pkgs/os-specific/linux/nvidia-x11/legacy173.nix
+++ b/pkgs/os-specific/linux/nvidia-x11/legacy173.nix
@@ -32,7 +32,7 @@ stdenv.mkDerivation {
 
   glPath = stdenv.lib.makeLibraryPath [xlibs.libXext xlibs.libX11 xlibs.libXrandr];
 
-  cudaPath = stdenv.lib.makeLibraryPath [zlib stdenv.gcc.gcc];
+  cudaPath = stdenv.lib.makeLibraryPath [zlib stdenv.cc.gcc];
 
   programPath = stdenv.lib.makeLibraryPath [ gtk atk pango glib gdk_pixbuf xlibs.libXv ];
 
diff --git a/pkgs/os-specific/linux/nvidia-x11/legacy304.nix b/pkgs/os-specific/linux/nvidia-x11/legacy304.nix
index bec329a1a17f..e37b4354408b 100644
--- a/pkgs/os-specific/linux/nvidia-x11/legacy304.nix
+++ b/pkgs/os-specific/linux/nvidia-x11/legacy304.nix
@@ -36,7 +36,7 @@ stdenv.mkDerivation {
 
   glPath = stdenv.lib.makeLibraryPath [xlibs.libXext xlibs.libX11 xlibs.libXrandr];
 
-  cudaPath = stdenv.lib.makeLibraryPath [zlib stdenv.gcc.gcc];
+  cudaPath = stdenv.lib.makeLibraryPath [zlib stdenv.cc.gcc];
 
   programPath = optionalString (!libsOnly) (stdenv.lib.makeLibraryPath
     [ gtk atk pango glib gdk_pixbuf xlibs.libXv ] );
diff --git a/pkgs/os-specific/linux/nvidia-x11/legacy340.nix b/pkgs/os-specific/linux/nvidia-x11/legacy340.nix
index fd68b9aafde9..7af7e63c388d 100644
--- a/pkgs/os-specific/linux/nvidia-x11/legacy340.nix
+++ b/pkgs/os-specific/linux/nvidia-x11/legacy340.nix
@@ -45,9 +45,9 @@ stdenv.mkDerivation {
   dontStrip = true;
 
   glPath      = makeLibraryPath [xlibs.libXext xlibs.libX11 xlibs.libXrandr];
-  cudaPath    = makeLibraryPath [zlib stdenv.gcc.gcc];
+  cudaPath    = makeLibraryPath [zlib stdenv.cc.gcc];
   openclPath  = makeLibraryPath [zlib];
-  allLibPath  = makeLibraryPath [xlibs.libXext xlibs.libX11 xlibs.libXrandr zlib stdenv.gcc.gcc];
+  allLibPath  = makeLibraryPath [xlibs.libXext xlibs.libX11 xlibs.libXrandr zlib stdenv.cc.gcc];
 
   programPath = optionalString (!libsOnly) (makeLibraryPath
     [ gtk atk pango glib gdk_pixbuf xlibs.libXv ] );
diff --git a/pkgs/os-specific/linux/opengl/xorg-sys/default.nix b/pkgs/os-specific/linux/opengl/xorg-sys/default.nix
index 5c1cf1a90d37..acd1499a36cd 100644
--- a/pkgs/os-specific/linux/opengl/xorg-sys/default.nix
+++ b/pkgs/os-specific/linux/opengl/xorg-sys/default.nix
@@ -11,6 +11,6 @@
 stdenv.mkDerivation {
   name = "xorg-sys-opengl-3";
   builder = ./builder.sh;
-  neededLibs = [xlibs.libXxf86vm xlibs.libXext expat libdrm stdenv.gcc.gcc];
+  neededLibs = [xlibs.libXxf86vm xlibs.libXext expat libdrm stdenv.cc.gcc];
 }
 
diff --git a/pkgs/os-specific/linux/prl-tools/default.nix b/pkgs/os-specific/linux/prl-tools/default.nix
index bd73bc77c82e..90921b5a61d9 100644
--- a/pkgs/os-specific/linux/prl-tools/default.nix
+++ b/pkgs/os-specific/linux/prl-tools/default.nix
@@ -120,7 +120,7 @@ stdenv.mkDerivation rec {
 
         for i in $out/bin/* $out/sbin/*; do
           patchelf \
-            --interpreter "$(cat $NIX_GCC/nix-support/dynamic-linker)" \
+            --interpreter "$(cat $NIX_CC/nix-support/dynamic-linker)" \
             --set-rpath "$out/lib:$libPath" \
             $i
         done
diff --git a/pkgs/os-specific/linux/systemd/default.nix b/pkgs/os-specific/linux/systemd/default.nix
index ef8d5891d250..e1b8f9ea92c0 100644
--- a/pkgs/os-specific/linux/systemd/default.nix
+++ b/pkgs/os-specific/linux/systemd/default.nix
@@ -86,7 +86,7 @@ stdenv.mkDerivation rec {
 
   # This is needed because systemd uses the gold linker, which doesn't
   # yet have the wrapper script to add rpath flags automatically.
-  NIX_LDFLAGS = "-rpath ${pam}/lib -rpath ${libcap}/lib -rpath ${acl}/lib -rpath ${stdenv.gcc.gcc}/lib";
+  NIX_LDFLAGS = "-rpath ${pam}/lib -rpath ${libcap}/lib -rpath ${acl}/lib -rpath ${stdenv.cc.gcc}/lib";
 
   PYTHON_BINARY = "${coreutils}/bin/env python"; # don't want a build time dependency on Python
 
diff --git a/pkgs/servers/http/openresty/default.nix b/pkgs/servers/http/openresty/default.nix
index 8c878e856b80..245fc98fb4d4 100644
--- a/pkgs/servers/http/openresty/default.nix
+++ b/pkgs/servers/http/openresty/default.nix
@@ -51,7 +51,7 @@ stdenv.mkDerivation rec {
 
   preConfigure = ''
     export NIX_CFLAGS_COMPILE="$NIX_CFLAGS_COMPILE -I${libxml2}/include/libxml2 $additionalFlags"
-    export PATH="$PATH:${stdenv.gcc.libc}/sbin"
+    export PATH="$PATH:${stdenv.cc.libc}/sbin"
     patchShebangs .
   '';
 
diff --git a/pkgs/servers/monitoring/zabbix/2.0.nix b/pkgs/servers/monitoring/zabbix/2.0.nix
index 399fb54875a4..9ce027409fdf 100644
--- a/pkgs/servers/monitoring/zabbix/2.0.nix
+++ b/pkgs/servers/monitoring/zabbix/2.0.nix
@@ -17,8 +17,8 @@ let
     ''
       substituteInPlace ./configure \
         --replace " -static" "" \
-        ${stdenv.lib.optionalString (stdenv.gcc.libc != null) ''
-          --replace /usr/include/iconv.h ${stdenv.gcc.libc}/include/iconv.h
+        ${stdenv.lib.optionalString (stdenv.cc.libc != null) ''
+          --replace /usr/include/iconv.h ${stdenv.cc.libc}/include/iconv.h
         ''}
     '';
 
diff --git a/pkgs/servers/monitoring/zabbix/2.2.nix b/pkgs/servers/monitoring/zabbix/2.2.nix
index df9da3c467b1..1e8d03ec2b66 100644
--- a/pkgs/servers/monitoring/zabbix/2.2.nix
+++ b/pkgs/servers/monitoring/zabbix/2.2.nix
@@ -22,8 +22,8 @@ let
     ''
       substituteInPlace ./configure \
         --replace " -static" "" \
-        ${stdenv.lib.optionalString (stdenv.gcc.libc != null) ''
-          --replace /usr/include/iconv.h ${stdenv.gcc.libc}/include/iconv.h
+        ${stdenv.lib.optionalString (stdenv.cc.libc != null) ''
+          --replace /usr/include/iconv.h ${stdenv.cc.libc}/include/iconv.h
         ''}
     '';
 
diff --git a/pkgs/servers/monitoring/zabbix/default.nix b/pkgs/servers/monitoring/zabbix/default.nix
index 47f1b7a867b0..5d8541ab870e 100644
--- a/pkgs/servers/monitoring/zabbix/default.nix
+++ b/pkgs/servers/monitoring/zabbix/default.nix
@@ -13,8 +13,8 @@ let
     ''
       substituteInPlace ./configure \
         --replace " -static" "" \
-        ${stdenv.lib.optionalString (stdenv.gcc.libc != null) ''
-          --replace /usr/include/iconv.h ${stdenv.gcc.libc}/include/iconv.h
+        ${stdenv.lib.optionalString (stdenv.cc.libc != null) ''
+          --replace /usr/include/iconv.h ${stdenv.cc.libc}/include/iconv.h
         ''}
     '';
 
diff --git a/pkgs/servers/nosql/influxdb/default.nix b/pkgs/servers/nosql/influxdb/default.nix
index 3eba1b9f8956..343360952146 100644
--- a/pkgs/servers/nosql/influxdb/default.nix
+++ b/pkgs/servers/nosql/influxdb/default.nix
@@ -18,9 +18,9 @@ stdenv.mkDerivation rec {
 
   installPhase = ''
     install -D influxdb $out/bin/influxdb
-    patchelf --set-interpreter "$(cat $NIX_GCC/nix-support/dynamic-linker)" $out/bin/influxdb
+    patchelf --set-interpreter "$(cat $NIX_CC/nix-support/dynamic-linker)" $out/bin/influxdb
     wrapProgram "$out/bin/influxdb" \
-        --prefix LD_LIBRARY_PATH : "${stdenv.gcc.gcc}/lib:${stdenv.gcc.gcc}/lib64:${zlib}/lib:${bzip2}/lib"
+        --prefix LD_LIBRARY_PATH : "${stdenv.cc.gcc}/lib:${stdenv.cc.gcc}/lib64:${zlib}/lib:${bzip2}/lib"
 
     mkdir -p $out/share/influxdb
     cp -R admin scripts config.toml $out/share/influxdb
diff --git a/pkgs/servers/restund/default.nix b/pkgs/servers/restund/default.nix
index cf07d0e6e3e1..b6fd650086f9 100644
--- a/pkgs/servers/restund/default.nix
+++ b/pkgs/servers/restund/default.nix
@@ -15,8 +15,8 @@ stdenv.mkDerivation rec {
     ''PREFIX=$(out)''
     "USE_MYSQL=1"
   ]
-  ++ stdenv.lib.optional (stdenv.gcc.gcc != null) "SYSROOT_ALT=${stdenv.gcc.gcc}"
-  ++ stdenv.lib.optional (stdenv.gcc.libc != null) "SYSROOT=${stdenv.gcc.libc}"
+  ++ stdenv.lib.optional (stdenv.cc.gcc != null) "SYSROOT_ALT=${stdenv.cc.gcc}"
+  ++ stdenv.lib.optional (stdenv.cc.libc != null) "SYSROOT=${stdenv.cc.libc}"
   ;
   NIX_LDFLAGS='' -L${mysql}/lib/mysql '';
   meta = {
diff --git a/pkgs/servers/samba/default.nix b/pkgs/servers/samba/default.nix
index 08f12d975062..b0b1b152e9b7 100644
--- a/pkgs/servers/samba/default.nix
+++ b/pkgs/servers/samba/default.nix
@@ -52,7 +52,7 @@ stdenv.mkDerivation rec {
          "--localstatedir=/var"
        ]
     ++ (stdenv.lib.optional winbind "--with-winbind")
-    ++ (stdenv.lib.optional (stdenv.gcc.libc != null) "--with-libiconv=${stdenv.gcc.libc}");
+    ++ (stdenv.lib.optional (stdenv.cc.libc != null) "--with-libiconv=${stdenv.cc.libc}");
 
   # Need to use a DESTDIR because `make install' tries to write in /var and /etc.
   installFlags = "DESTDIR=$(TMPDIR)/inst";
diff --git a/pkgs/servers/sql/oracle-xe/default.nix b/pkgs/servers/sql/oracle-xe/default.nix
index cd333152a2ae..cb150fc5fd4c 100644
--- a/pkgs/servers/sql/oracle-xe/default.nix
+++ b/pkgs/servers/sql/oracle-xe/default.nix
@@ -54,7 +54,7 @@ stdenv.mkDerivation rec {
       \( -name '*.sh' \
       -o -path "$basedir/bin/*" \
       \) -print -exec "${patchelf}/bin/patchelf" \
-           --interpreter "$(cat "$NIX_GCC/nix-support/dynamic-linker")" \
+           --interpreter "$(cat "$NIX_CC/nix-support/dynamic-linker")" \
            --set-rpath "${libs}:$out/libexec/oracle/lib" \
            --force-rpath '{}' \;
   '';
diff --git a/pkgs/servers/sql/virtuoso/6.x.nix b/pkgs/servers/sql/virtuoso/6.x.nix
index 9453b8d2cdb2..4de0ace0c03a 100644
--- a/pkgs/servers/sql/virtuoso/6.x.nix
+++ b/pkgs/servers/sql/virtuoso/6.x.nix
@@ -10,7 +10,7 @@ stdenv.mkDerivation rec {
 
   buildInputs = [ libxml2 openssl readline gawk ];
 
-  CPP = "${stdenv.gcc}/bin/gcc -E";
+  CPP = "${stdenv.cc}/bin/gcc -E";
 
   configureFlags = "
     --enable-shared --disable-all-vads --with-readline=${readline}
diff --git a/pkgs/servers/sql/virtuoso/7.x.nix b/pkgs/servers/sql/virtuoso/7.x.nix
index 0c310b18901f..de610f9a7294 100644
--- a/pkgs/servers/sql/virtuoso/7.x.nix
+++ b/pkgs/servers/sql/virtuoso/7.x.nix
@@ -10,7 +10,7 @@ stdenv.mkDerivation rec {
 
   buildInputs = [ libxml2 openssl readline gawk ];
 
-  CPP = "${stdenv.gcc}/bin/gcc -E";
+  CPP = "${stdenv.cc}/bin/gcc -E";
 
   configureFlags = "
     --enable-shared --disable-all-vads --with-readline=${readline}
diff --git a/pkgs/stdenv/adapters.nix b/pkgs/stdenv/adapters.nix
index 3917f63563aa..c50db3bc04d2 100644
--- a/pkgs/stdenv/adapters.nix
+++ b/pkgs/stdenv/adapters.nix
@@ -8,7 +8,7 @@ rec {
 
 
   # Override the compiler in stdenv for specific packages.
-  overrideGCC = stdenv: gcc: stdenv.override { allowedRequisites = null; inherit gcc; };
+  overrideGCC = stdenv: gcc: stdenv.override { allowedRequisites = null; cc = gcc; };
 
 
   # Add some arbitrary packages to buildInputs for specific packages.
@@ -235,9 +235,4 @@ rec {
       });
     };
 
-  dropCxx = drv: drv.override {
-    stdenv = if pkgs.stdenv.isDarwin
-      then pkgs.allStdenvs.stdenvDarwinNaked
-      else pkgs.stdenv;
-  };
 }
diff --git a/pkgs/stdenv/generic/default.nix b/pkgs/stdenv/generic/default.nix
index f41515154c65..d50ac9f430e5 100644
--- a/pkgs/stdenv/generic/default.nix
+++ b/pkgs/stdenv/generic/default.nix
@@ -1,6 +1,6 @@
 let lib = import ../../../lib; in lib.makeOverridable (
 
-{ system, name ? "stdenv", preHook ? "", initialPath, gcc, shell
+{ system, name ? "stdenv", preHook ? "", initialPath, cc, shell
 , allowedRequisites ? null, extraAttrs ? {}, overrides ? (pkgs: {}), config
 
 , # The `fetchurl' to use for downloading curl and its dependencies
@@ -48,7 +48,7 @@ let
       ../../build-support/setup-hooks/patch-shebangs.sh
       ../../build-support/setup-hooks/move-sbin.sh
       ../../build-support/setup-hooks/move-lib64.sh
-      gcc
+      cc
     ];
 
   # Add a utility function to produce derivations that use this
@@ -198,7 +198,7 @@ let
 
       inherit overrides;
 
-      inherit gcc;
+      inherit cc;
     }
 
     # Propagate any extra attributes.  For instance, we use this to
diff --git a/pkgs/stdenv/linux/default.nix b/pkgs/stdenv/linux/default.nix
index cbbddc718969..f68f63975b2a 100644
--- a/pkgs/stdenv/linux/default.nix
+++ b/pkgs/stdenv/linux/default.nix
@@ -83,9 +83,9 @@ rec {
           curl = bootstrapTools;
         };
 
-        gcc = if isNull gccPlain
-              then "/no-such-path"
-              else lib.makeOverridable (import ../../build-support/gcc-wrapper) {
+        cc = if isNull gccPlain
+             then "/no-such-path"
+             else lib.makeOverridable (import ../../build-support/gcc-wrapper) {
           nativeTools = false;
           nativeLibc = false;
           gcc = gccPlain;
@@ -232,7 +232,7 @@ rec {
       gcc = lib.makeOverridable (import ../../build-support/gcc-wrapper) {
         nativeTools = false;
         nativeLibc = false;
-        gcc = stage4.stdenv.gcc.gcc;
+        gcc = stage4.stdenv.cc.gcc;
         libc = stage4.pkgs.glibc;
         inherit (stage4.pkgs) binutils coreutils;
         name = "";
@@ -267,9 +267,9 @@ rec {
 
     extraBuildInputs = [ stage4.pkgs.patchelf stage4.pkgs.paxctl ];
 
-    gcc = stage4.pkgs.gcc;
+    cc = stage4.pkgs.gcc;
 
-    shell = gcc.shell;
+    shell = cc.shell;
 
     inherit (stage4.stdenv) fetchurlBoot;
 
@@ -286,7 +286,7 @@ rec {
       ];
 
     overrides = pkgs: {
-      inherit gcc;
+      inherit cc;
       inherit (stage4.pkgs)
         gzip bzip2 xz bash binutils coreutils diffutils findutils gawk
         glibc gnumake gnused gnutar gnugrep gnupatch patchelf
diff --git a/pkgs/tools/admin/tightvnc/default.nix b/pkgs/tools/admin/tightvnc/default.nix
index 407242cf2d9b..396b3bb88abe 100644
--- a/pkgs/tools/admin/tightvnc/default.nix
+++ b/pkgs/tools/admin/tightvnc/default.nix
@@ -10,7 +10,7 @@ stdenv.mkDerivation {
 
   # for the builder script
   inherit xauth fontDirectories perl;
-  gcc = stdenv.gcc.gcc;
+  gcc = stdenv.cc.gcc;
 
   buildInputs = [x11 zlib libjpeg imake gccmakedep libXmu libXaw libXpm libXp xauth];
   builder = ./builder.sh;
diff --git a/pkgs/tools/archivers/sharutils/default.nix b/pkgs/tools/archivers/sharutils/default.nix
index 281a148a5ca4..0d56e79d0248 100644
--- a/pkgs/tools/archivers/sharutils/default.nix
+++ b/pkgs/tools/archivers/sharutils/default.nix
@@ -12,7 +12,7 @@ stdenv.mkDerivation rec {
     ''
        # Fix for building on Glibc 2.16.  Won't be needed once the
        # gnulib in sharutils is updated.
-       sed -i ${stdenv.lib.optionalString (stdenv.isBSD && stdenv.gcc.nativeTools) "''"} '/gets is a security hole/d' lib/stdio.in.h
+       sed -i ${stdenv.lib.optionalString (stdenv.isBSD && stdenv.cc.nativeTools) "''"} '/gets is a security hole/d' lib/stdio.in.h
     '';
 
   # GNU Gettext is needed on non-GNU platforms.
diff --git a/pkgs/tools/archivers/unrar/default.nix b/pkgs/tools/archivers/unrar/default.nix
index 9ef93a30b681..1d11a8ab4789 100644
--- a/pkgs/tools/archivers/unrar/default.nix
+++ b/pkgs/tools/archivers/unrar/default.nix
@@ -11,6 +11,10 @@ stdenv.mkDerivation {
     sha256 = "13ida8vcamiagl40d9yfjma9k6givxczhx278f1p7bv9wgb8gfmc";
   };
 
+  preBuild = ''
+    export buildFlags="CXX=$CXX"
+  '';
+
   installPhase = ''
     installBin unrar
 
diff --git a/pkgs/tools/filesystems/yandex-disk/default.nix b/pkgs/tools/filesystems/yandex-disk/default.nix
index 8b0b3a9898b2..2397a53c1934 100644
--- a/pkgs/tools/filesystems/yandex-disk/default.nix
+++ b/pkgs/tools/filesystems/yandex-disk/default.nix
@@ -5,12 +5,12 @@ assert stdenv.isLinux;
 let
   p = if stdenv.is64bit then {
       arch = "x86_64";
-      gcclib = "${stdenv.gcc.gcc}/lib64";
+      gcclib = "${stdenv.cc.gcc}/lib64";
       sha256 = "09kw7f0qsvx3vx1c1zb117yf3yk7kkz66agspz5xx9b0zh6i82jw";
     }
     else {
       arch = "i386";
-      gcclib = "${stdenv.gcc.gcc}/lib";
+      gcclib = "${stdenv.cc.gcc}/lib";
       sha256 = "0f2230c91120f05159281b39c620ab6bad6559ce8a17a0874d0a82350ebba426";
     };
 in 
@@ -41,7 +41,7 @@ stdenv.mkDerivation rec {
       $out/etc/bash_completion.d/yandex-disk-completion.bash
 
     ${patchelf}/bin/patchelf \
-      --set-interpreter "$(cat $NIX_GCC/nix-support/dynamic-linker)" \
+      --set-interpreter "$(cat $NIX_CC/nix-support/dynamic-linker)" \
       --set-rpath "${zlib}/lib:${p.gcclib}" \
       $out/bin/yandex-disk
   '';
diff --git a/pkgs/tools/graphics/cuneiform/default.nix b/pkgs/tools/graphics/cuneiform/default.nix
index 0e94571503c3..38d5df22fd7a 100644
--- a/pkgs/tools/graphics/cuneiform/default.nix
+++ b/pkgs/tools/graphics/cuneiform/default.nix
@@ -31,7 +31,7 @@ rec {
   needLib64 = a.stdenv.system == "x86_64-linux";
 
   postInstall = a.fullDepEntry(''
-    patchelf --set-rpath $out/lib${if needLib64 then "64" else ""}${if a.stdenv.gcc.gcc != null then ":${a.stdenv.gcc.gcc}/lib" else ""}${if a.stdenv.gcc.gcc != null && needLib64 then ":${a.stdenv.gcc.gcc}/lib64" else ""}:${a.imagemagick}/lib $out/bin/cuneiform
+    patchelf --set-rpath $out/lib${if needLib64 then "64" else ""}${if a.stdenv.cc.gcc != null then ":${a.stdenv.cc.gcc}/lib" else ""}${if a.stdenv.cc.gcc != null && needLib64 then ":${a.stdenv.cc.gcc}/lib64" else ""}:${a.imagemagick}/lib $out/bin/cuneiform
   '') ["minInit" "addInputs" "doMakeInstall"];
 
   name = "cuneiform-" + version;
diff --git a/pkgs/tools/misc/coreutils/default.nix b/pkgs/tools/misc/coreutils/default.nix
index 5be34ad5f310..28f45d972e2a 100644
--- a/pkgs/tools/misc/coreutils/default.nix
+++ b/pkgs/tools/misc/coreutils/default.nix
@@ -27,8 +27,8 @@ let
       buildInputs = [ gmp ]
         ++ optional aclSupport acl.crossDrv
         ++ optionals selinuxSupport [ libselinux.crossDrv libsepol.crossDrv ]
-        ++ optional (stdenv.gccCross.libc ? libiconv)
-          stdenv.gccCross.libc.libiconv.crossDrv;
+        ++ optional (stdenv.ccCross.libc ? libiconv)
+          stdenv.ccCross.libc.libiconv.crossDrv;
 
       buildPhase = ''
         make || (
diff --git a/pkgs/tools/misc/figlet/default.nix b/pkgs/tools/misc/figlet/default.nix
index 99c7a056051d..ac812fb98810 100644
--- a/pkgs/tools/misc/figlet/default.nix
+++ b/pkgs/tools/misc/figlet/default.nix
@@ -13,7 +13,7 @@ stdenv.mkDerivation {
 
   preConfigure = ''
     mkdir -p $out/{man/man6,bin}
-    makeFlags="DESTDIR=$out/bin MANDIR=$out/man/man6 DEFAULTFONTDIR=$out/share/figlet"
+    makeFlags="DESTDIR=$out/bin MANDIR=$out/man/man6 DEFAULTFONTDIR=$out/share/figlet CC=cc LD=cc"
   '';
 
   meta = {
diff --git a/pkgs/tools/misc/megacli/default.nix b/pkgs/tools/misc/megacli/default.nix
index 2d45bee49076..d34c66bd587a 100644
--- a/pkgs/tools/misc/megacli/default.nix
+++ b/pkgs/tools/misc/megacli/default.nix
@@ -15,14 +15,14 @@ stdenv.mkDerivation rec {
   buildInputs = [rpmextract ncurses unzip makeWrapper];
   libPath =
     stdenv.lib.makeLibraryPath
-       [ stdenv.gcc.gcc stdenv.gcc.libc ncurses ];
+       [ stdenv.cc.gcc stdenv.cc.libc ncurses ];
 
   buildCommand = ''
     mkdir -p $out/bin
     cd $out
     unzip ${src}
     rpmextract linux/MegaCli-8.07.07-1.noarch.rpm
-    ${patchelf}/bin/patchelf --interpreter "$(cat $NIX_GCC/nix-support/dynamic-linker)" --set-rpath ${libPath}:$out/opt/lsi/3rdpartylibs/x86_64:$out/opt/lsi/3rdpartylibs:${stdenv.gcc.gcc}/lib64:${stdenv.gcc.gcc}/lib opt/MegaRAID/MegaCli/MegaCli64
+    ${patchelf}/bin/patchelf --interpreter "$(cat $NIX_CC/nix-support/dynamic-linker)" --set-rpath ${libPath}:$out/opt/lsi/3rdpartylibs/x86_64:$out/opt/lsi/3rdpartylibs:${stdenv.cc.gcc}/lib64:${stdenv.cc.gcc}/lib opt/MegaRAID/MegaCli/MegaCli64
     wrapProgram $out/opt/MegaRAID/MegaCli/MegaCli64 --set LD_LIBRARY_PATH $out/opt/lsi/3rdpartylibs/x86_64
     ln -s $out/opt/MegaRAID/MegaCli/MegaCli64 $out/bin/MegaCli64
     eval fixupPhase
diff --git a/pkgs/tools/networking/atftp/default.nix b/pkgs/tools/networking/atftp/default.nix
index 8524a964f153..28568183db79 100644
--- a/pkgs/tools/networking/atftp/default.nix
+++ b/pkgs/tools/networking/atftp/default.nix
@@ -1,6 +1,6 @@
 { lib, stdenv, fetchurl, readline, tcp_wrappers, pcre, makeWrapper }:
 assert stdenv.isLinux;
-assert stdenv.gcc.gcc != null;
+assert stdenv.cc.gcc != null;
 let
 version = "0.7";
 debianPatch = fetchurl {
@@ -18,7 +18,7 @@ stdenv.mkDerivation {
   buildInputs = [ readline tcp_wrappers pcre makeWrapper ];
   patches = [ debianPatch ];
   postInstall = ''
-    wrapProgram $out/sbin/atftpd --prefix LD_LIBRARY_PATH : ${stdenv.gcc.gcc}/lib${if stdenv.system == "x86_64-linux" then "64" else ""}
+    wrapProgram $out/sbin/atftpd --prefix LD_LIBRARY_PATH : ${stdenv.cc.gcc}/lib${if stdenv.system == "x86_64-linux" then "64" else ""}
   '';
   meta = {
     description = "Advanced tftp tools";
diff --git a/pkgs/tools/networking/dropbear/default.nix b/pkgs/tools/networking/dropbear/default.nix
index c9b0101a7e6c..15422d81f418 100644
--- a/pkgs/tools/networking/dropbear/default.nix
+++ b/pkgs/tools/networking/dropbear/default.nix
@@ -17,13 +17,13 @@ stdenv.mkDerivation rec {
 
   # http://www.gnu.org/software/make/manual/html_node/Libraries_002fSearch.html
   preConfigure = ''
-    makeFlags=VPATH=`cat $NIX_GCC/nix-support/orig-libc`/lib
+    makeFlags=VPATH=`cat $NIX_CC/nix-support/orig-libc`/lib
   '';
 
   crossAttrs = {
     # This works for uclibc, at least.
     preConfigure = ''
-      makeFlags=VPATH=`cat ${stdenv.gccCross}/nix-support/orig-libc`/lib
+      makeFlags=VPATH=`cat ${stdenv.ccCross}/nix-support/orig-libc`/lib
     '';
   };
 
diff --git a/pkgs/tools/networking/network-manager/default.nix b/pkgs/tools/networking/network-manager/default.nix
index ed4b3812e282..505f42d2f3d5 100644
--- a/pkgs/tools/networking/network-manager/default.nix
+++ b/pkgs/tools/networking/network-manager/default.nix
@@ -47,7 +47,7 @@ stdenv.mkDerivation rec {
     [ ( substituteAll {
         src = ./nixos-purity.patch;
         inherit avahi dnsmasq ppp bind;
-        glibc = stdenv.gcc.libc;
+        glibc = stdenv.cc.libc;
       })
       ./libnl-3.2.25.patch
     ];
diff --git a/pkgs/tools/networking/ppp/default.nix b/pkgs/tools/networking/ppp/default.nix
index 6f6f2a0da554..ad69f5751a09 100644
--- a/pkgs/tools/networking/ppp/default.nix
+++ b/pkgs/tools/networking/ppp/default.nix
@@ -13,7 +13,7 @@ stdenv.mkDerivation rec {
     [ ( substituteAll {
         src = ./nix-purity.patch;
         inherit libpcap;
-        glibc = stdenv.gcc.libc;
+        glibc = stdenv.cc.libc;
       })
       ./nonpriv.patch
     ];
diff --git a/pkgs/tools/package-management/nix-repl/default.nix b/pkgs/tools/package-management/nix-repl/default.nix
index 6877e01f3e19..35f4f36b4734 100644
--- a/pkgs/tools/package-management/nix-repl/default.nix
+++ b/pkgs/tools/package-management/nix-repl/default.nix
@@ -20,11 +20,11 @@ stdenv.mkDerivation {
   installPhase =
     ''
       mkdir -p $out/bin
-      g++ -O3 -Wall -std=c++0x \
+      $CXX -O3 -Wall -std=c++0x \
         -o $out/bin/nix-repl nix-repl.cc \
         -I${nix}/include/nix \
         -lnixformat -lnixutil -lnixstore -lnixexpr -lnixmain -lreadline -lgc \
-        -DNIX_VERSION=${(builtins.parseDrvName nix.name).version}
+        -DNIX_VERSION=\"${(builtins.parseDrvName nix.name).version}\"
     '';
 
   meta = {
diff --git a/pkgs/tools/security/fprot/default.nix b/pkgs/tools/security/fprot/default.nix
index b43ea402f6dc..14a4c985d502 100644
--- a/pkgs/tools/security/fprot/default.nix
+++ b/pkgs/tools/security/fprot/default.nix
@@ -21,7 +21,7 @@ stdenv.mkDerivation rec {
     cp f-prot.conf.default $out/opt/f-prot/f-prot.conf
     ln -s $out/opt/f-prot/fpupdate $out/bin/fpupdate
 
-    patchelf --interpreter "$(cat $NIX_GCC/nix-support/dynamic-linker)" $out/opt/f-prot/fpupdate
+    patchelf --interpreter "$(cat $NIX_CC/nix-support/dynamic-linker)" $out/opt/f-prot/fpupdate
 
     mkdir -p $out/share/man/
     mkdir -p $out/share/man/man1
diff --git a/pkgs/tools/security/hashcat/default.nix b/pkgs/tools/security/hashcat/default.nix
index 699901ad59e9..806fcb613cab 100644
--- a/pkgs/tools/security/hashcat/default.nix
+++ b/pkgs/tools/security/hashcat/default.nix
@@ -4,10 +4,10 @@ assert stdenv.isLinux;
 
 let
   bits    = if stdenv.system == "x86_64-linux" then "64" else "32";
-  libPath = stdenv.lib.makeLibraryPath [ stdenv.gcc.libc ];
+  libPath = stdenv.lib.makeLibraryPath [ stdenv.cc.libc ];
 
   fixBin = x: ''
-    patchelf --interpreter "$(cat $NIX_GCC/nix-support/dynamic-linker)" \
+    patchelf --interpreter "$(cat $NIX_CC/nix-support/dynamic-linker)" \
       --set-rpath ${libPath} ${x}
   '';
 in
diff --git a/pkgs/tools/security/tor/torbrowser.nix b/pkgs/tools/security/tor/torbrowser.nix
index 5ae8d8362508..b0209757c06f 100644
--- a/pkgs/tools/security/tor/torbrowser.nix
+++ b/pkgs/tools/security/tor/torbrowser.nix
@@ -9,7 +9,7 @@ let
   torEnv = buildEnv {
     name = "tor-env";
     paths = [
-      stdenv.gcc.gcc zlib glib alsaLib dbus dbus_glib gtk atk pango freetype
+      stdenv.cc.gcc zlib glib alsaLib dbus dbus_glib gtk atk pango freetype
       fontconfig gdk_pixbuf cairo xlibs.libXrender xlibs.libX11 xlibs.libXext
       xlibs.libXt
     ];
@@ -30,8 +30,8 @@ in stdenv.mkDerivation rec {
   };
 
   patchPhase = ''
-    patchelf --set-interpreter "$(cat $NIX_GCC/nix-support/dynamic-linker)" Browser/firefox
-    patchelf --set-interpreter "$(cat $NIX_GCC/nix-support/dynamic-linker)" Browser/TorBrowser/Tor/tor
+    patchelf --set-interpreter "$(cat $NIX_CC/nix-support/dynamic-linker)" Browser/firefox
+    patchelf --set-interpreter "$(cat $NIX_CC/nix-support/dynamic-linker)" Browser/TorBrowser/Tor/tor
   '';
 
   doCheck = true;
diff --git a/pkgs/top-level/all-packages.nix b/pkgs/top-level/all-packages.nix
index 9023c91eb811..862747cecd01 100644
--- a/pkgs/top-level/all-packages.nix
+++ b/pkgs/top-level/all-packages.nix
@@ -3930,9 +3930,9 @@ let
   win32hello = callPackage ../development/compilers/visual-c++/test { };
 
   wrapGCCWith = gccWrapper: glibc: baseGCC: gccWrapper {
-    nativeTools = stdenv.gcc.nativeTools or false;
-    nativeLibc = stdenv.gcc.nativeLibc or false;
-    nativePrefix = stdenv.gcc.nativePrefix or "";
+    nativeTools = stdenv.cc.nativeTools or false;
+    nativeLibc = stdenv.cc.nativeLibc or false;
+    nativePrefix = stdenv.cc.nativePrefix or "";
     gcc = baseGCC;
     libc = glibc;
     inherit stdenv binutils coreutils zlib;
@@ -5980,7 +5980,7 @@ let
   libiconvOrEmpty = if libiconvOrNull == null then [] else [libiconv];
 
   libiconvOrNull =
-    if gcc.libc or null != null || stdenv.isGlibc
+    if stdenv.cc.libc or null != null || stdenv.isGlibc
     then null
     else libiconv;
 
@@ -11229,7 +11229,7 @@ let
           ++ lib.optional (cfg.enableTrezor or false) trezor-bridge
          );
       libs = [ gstreamer gst_plugins_base ] ++ lib.optionals (cfg.enableQuakeLive or false)
-             (with xlibs; [ stdenv.gcc libX11 libXxf86dga libXxf86vm libXext libXt alsaLib zlib ]);
+             (with xlibs; [ stdenv.cc libX11 libXxf86dga libXxf86vm libXext libXt alsaLib zlib ]);
       gst_plugins = [ gst_plugins_base gst_plugins_good gst_plugins_bad gst_plugins_ugly gst_ffmpeg ];
       gtk_modules = [ libcanberra ];
     };
diff --git a/pkgs/top-level/haskell-packages.nix b/pkgs/top-level/haskell-packages.nix
index 7149db4f8aa4..fa6e22e10009 100644
--- a/pkgs/top-level/haskell-packages.nix
+++ b/pkgs/top-level/haskell-packages.nix
@@ -368,7 +368,7 @@ self : let callPackage = x : y : modifyPrio (newScope self x y); in
 
   cairo = callPackage ../development/libraries/haskell/cairo {
     inherit (pkgs) cairo zlib;
-    libc = pkgs.stdenv.gcc.libc;
+    libc = pkgs.stdenv.cc.libc;
   };
 
   carray = callPackage ../development/libraries/haskell/carray {};
@@ -975,7 +975,7 @@ self : let callPackage = x : y : modifyPrio (newScope self x y); in
   glade = callPackage ../development/libraries/haskell/glade {
     inherit (pkgs.gnome) libglade;
     gtkC = pkgs.gtk;
-    libc = pkgs.stdenv.gcc.libc;
+    libc = pkgs.stdenv.cc.libc;
   };
 
   GLFW = callPackage ../development/libraries/haskell/GLFW {};
@@ -984,7 +984,7 @@ self : let callPackage = x : y : modifyPrio (newScope self x y); in
 
   glib = callPackage ../development/libraries/haskell/glib {
     glib = pkgs.glib;
-    libc = pkgs.stdenv.gcc.libc;
+    libc = pkgs.stdenv.cc.libc;
   };
 
   Glob = callPackage ../development/libraries/haskell/Glob {};
@@ -1023,7 +1023,7 @@ self : let callPackage = x : y : modifyPrio (newScope self x y); in
 
   gtk = callPackage ../development/libraries/haskell/gtk {
     inherit (pkgs) gtk;
-    libc = pkgs.stdenv.gcc.libc;
+    libc = pkgs.stdenv.cc.libc;
   };
 
   gtk3 = callPackage ../development/libraries/haskell/gtk3 {
@@ -1036,7 +1036,7 @@ self : let callPackage = x : y : modifyPrio (newScope self x y); in
 
   gtksourceview2 = callPackage ../development/libraries/haskell/gtksourceview2 {
     inherit (pkgs.gnome) gtksourceview;
-    libc = pkgs.stdenv.gcc.libc;
+    libc = pkgs.stdenv.cc.libc;
   };
 
   gtkTraymanager = callPackage ../development/libraries/haskell/gtk-traymanager {};
@@ -1902,7 +1902,7 @@ self : let callPackage = x : y : modifyPrio (newScope self x y); in
 
   pango = callPackage ../development/libraries/haskell/pango {
     inherit (pkgs) pango;
-    libc = pkgs.stdenv.gcc.libc;
+    libc = pkgs.stdenv.cc.libc;
   };
 
   parallel_3_2_0_3 = callPackage ../development/libraries/haskell/parallel/3.2.0.3.nix {};
@@ -2009,7 +2009,7 @@ self : let callPackage = x : y : modifyPrio (newScope self x y); in
 
   poppler = callPackage ../development/libraries/haskell/poppler {
     popplerGlib = pkgs.poppler.poppler_glib;
-    libc = pkgs.stdenv.gcc.libc;
+    libc = pkgs.stdenv.cc.libc;
   };
 
   posixPaths = callPackage ../development/libraries/haskell/posix-paths {};
@@ -2475,7 +2475,7 @@ self : let callPackage = x : y : modifyPrio (newScope self x y); in
   stripe = callPackage ../development/libraries/haskell/stripe {};
 
   svgcairo = callPackage ../development/libraries/haskell/svgcairo {
-    libc = pkgs.stdenv.gcc.libc;
+    libc = pkgs.stdenv.cc.libc;
   };
 
   SVGFonts = callPackage ../development/libraries/haskell/SVGFonts {};