treewide: Remove gnat support.

See discussion in https://github.com/NixOS/nixpkgs/commit/6ac7b19c978e951c124c5ea434c94f95f593888e.

15 files changed, 1 insertions, 1227 deletions

diff --git a/pkgs/build-support/cc-wrapper/add-flags.sh b/pkgs/build-support/cc-wrapper/add-flags.sh
index d8b42244607a..604aaf6b6cf0 100644
--- a/pkgs/build-support/cc-wrapper/add-flags.sh
+++ b/pkgs/build-support/cc-wrapper/add-flags.sh
@@ -9,7 +9,6 @@ var_templates_list=(
     NIX+CFLAGS_LINK
     NIX+CXXSTDLIB_COMPILE
     NIX+CXXSTDLIB_LINK
-    NIX+GNATFLAGS_COMPILE
 )
 var_templates_bool=(
     NIX+ENFORCE_NO_NATIVE
@@ -51,10 +50,6 @@ if [ -e @out@/nix-support/cc-cflags ]; then
     NIX_@infixSalt@_CFLAGS_COMPILE="$(< @out@/nix-support/cc-cflags) $NIX_@infixSalt@_CFLAGS_COMPILE"
 fi
 
-if [ -e @out@/nix-support/gnat-cflags ]; then
-    NIX_@infixSalt@_GNATFLAGS_COMPILE="$(< @out@/nix-support/gnat-cflags) $NIX_@infixSalt@_GNATFLAGS_COMPILE"
-fi
-
 if [ -e @out@/nix-support/cc-ldflags ]; then
     NIX_@infixSalt@_LDFLAGS+=" $(< @out@/nix-support/cc-ldflags)"
 fi
diff --git a/pkgs/build-support/cc-wrapper/default.nix b/pkgs/build-support/cc-wrapper/default.nix
index ba8aca87c72b..43cd87fb4597 100644
--- a/pkgs/build-support/cc-wrapper/default.nix
+++ b/pkgs/build-support/cc-wrapper/default.nix
@@ -8,7 +8,7 @@
 { name ? ""
 , stdenvNoCC, nativeTools, propagateDoc ? !nativeTools, noLibc ? false, nativeLibc, nativePrefix ? ""
 , cc ? null, libc ? null, bintools, coreutils ? null, shell ? stdenvNoCC.shell
-, zlib ? null, extraPackages ? [], extraBuildCommands ? ""
+, extraPackages ? [], extraBuildCommands ? ""
 , isGNU ? false, isClang ? cc.isClang or false, gnugrep ? null
 , buildPackages ? {}
 }:
@@ -21,9 +21,6 @@ assert !nativeTools ->
 assert !(nativeLibc && noLibc);
 assert (noLibc || nativeLibc) == (libc == null);
 
-# For ghdl (the vhdl language provider to gcc) we need zlib in the wrapper.
-assert cc.langVhdl or false -> zlib != null;
-
 let
   stdenv = stdenvNoCC;
   inherit (stdenv) hostPlatform targetPlatform;
@@ -189,17 +186,6 @@ stdenv.mkDerivation {
 
     + optionalString cc.langGo or false ''
       wrap ${targetPrefix}gccgo ${./cc-wrapper.sh} $ccPath/${targetPrefix}gccgo
-    ''
-
-    + optionalString cc.langAda or false ''
-      wrap ${targetPrefix}gnatgcc ${./cc-wrapper.sh} $ccPath/${targetPrefix}gnatgcc
-      wrap ${targetPrefix}gnatmake ${./gnat-wrapper.sh} $ccPath/${targetPrefix}gnatmake
-      wrap ${targetPrefix}gnatbind ${./gnat-wrapper.sh} $ccPath/${targetPrefix}gnatbind
-      wrap ${targetPrefix}gnatlink ${./gnatlink-wrapper.sh} $ccPath/${targetPrefix}gnatlink
-    ''
-
-    + optionalString cc.langVhdl or false ''
-      ln -s $ccPath/${targetPrefix}ghdl $out/bin/${targetPrefix}ghdl
     '';
 
   propagatedBuildInputs = [ bintools ];
@@ -262,18 +248,6 @@ stdenv.mkDerivation {
       ccLDFlags+=" -L${cc_solib}/lib"
       ccCFlags+=" -B${cc_solib}/lib"
 
-      ${optionalString cc.langVhdl or false ''
-        ccLDFlags+=" -L${zlib.out}/lib"
-      ''}
-
-      # Find the gcc libraries path (may work only without multilib).
-      ${optionalString cc.langAda or false ''
-        basePath=`echo ${cc_solib}/lib/*/*/*`
-        ccCFlags+=" -B$basePath -I$basePath/adainclude"
-        gnatCFlags="-aI$basePath/adainclude -aO$basePath/adalib"
-        echo "$gnatCFlags" > $out/nix-support/gnat-cflags
-      ''}
-
       echo "$ccLDFlags" > $out/nix-support/cc-ldflags
       echo "$ccCFlags" > $out/nix-support/cc-cflags
     ''
diff --git a/pkgs/build-support/cc-wrapper/gnat-wrapper.sh b/pkgs/build-support/cc-wrapper/gnat-wrapper.sh
deleted file mode 100644
index a86c9fe4ada4..000000000000
--- a/pkgs/build-support/cc-wrapper/gnat-wrapper.sh
+++ /dev/null
@@ -1,122 +0,0 @@
-#! @shell@
-set -eu -o pipefail +o posix
-shopt -s nullglob
-
-if (( "${NIX_DEBUG:-0}" >= 7 )); then
-    set -x
-fi
-
-# N.B. Gnat is not used during bootstrapping, so we don't need to
-# worry about the old bash empty array `set -u` workarounds.
-
-path_backup="$PATH"
-
-# phase separation makes this look useless
-# shellcheck disable=SC2157
-if [ -n "@coreutils_bin@" ]; then
-    PATH="@coreutils_bin@/bin"
-fi
-
-source @out@/nix-support/utils.sh
-
-if [ -z "${NIX_@infixSalt@_GNAT_WRAPPER_FLAGS_SET:-}" ]; then
-    source @out@/nix-support/add-flags.sh
-fi
-
-
-# Figure out if linker flags should be passed.  GCC prints annoying
-# warnings when they are not needed.
-dontLink=0
-nonFlagArgs=0
-
-for i in "$@"; do
-    if [ "$i" = -c ]; then
-        dontLink=1
-    elif [ "$i" = -M ]; then
-        dontLink=1
-    elif [ "${i:0:1}" != - ]; then
-        nonFlagArgs=1
-    fi
-done
-
-# If we pass a flag like -Wl, then gcc will call the linker unless it
-# can figure out that it has to do something else (e.g., because of a
-# "-c" flag).  So if no non-flag arguments are given, don't pass any
-# linker flags.  This catches cases like "gcc" (should just print
-# "gcc: no input files") and "gcc -v" (should print the version).
-if [ "$nonFlagArgs" = 0 ]; then
-    dontLink=1
-fi
-
-
-# Optionally filter out paths not refering to the store.
-params=("$@")
-if [[ "${NIX_ENFORCE_PURITY:-}" = 1 && -n "$NIX_STORE" ]]; then
-    rest=()
-    for p in "${params[@]}"; do
-        if [ "${p:0:3}" = -L/ ] && badPath "${p:2}"; then
-            skip "${p:2}"
-        elif [ "${p:0:3}" = -I/ ] && badPath "${p:2}"; then
-            skip "${p:2}"
-        elif [ "${p:0:4}" = -aI/ ] && badPath "${p:3}"; then
-            skip "${p:2}"
-        elif [ "${p:0:4}" = -aO/ ] && badPath "${p:3}"; then
-            skip "${p:2}"
-        else
-            rest+=("$p")
-        fi
-    done
-    params=("${rest[@]}")
-fi
-
-
-# Clear march/mtune=native -- they bring impurity.
-if [ "$NIX_@infixSalt@_ENFORCE_NO_NATIVE" = 1 ]; then
-    rest=()
-    for p in "${params[@]}"; do
-        if [[ "$p" = -m*=native ]]; then
-            skip "$p"
-        else
-            rest+=("$p")
-        fi
-    done
-    params=("${rest[@]}")
-fi
-
-
-# Add the flags for the GNAT compiler proper.
-extraAfter=($NIX_@infixSalt@_GNATFLAGS_COMPILE)
-extraBefore=()
-
-if [ "$(basename "$0")x" = "gnatmakex" ]; then
-  extraBefore=("--GNATBIND=@out@/bin/gnatbind" "--GNATLINK=@out@/bin/gnatlink ")
-fi
-
-#if [ "$dontLink" != 1 ]; then
-#    # Add the flags that should be passed to the linker (and prevent
-#    # `ld-wrapper' from adding NIX_@infixSalt@_LDFLAGS again).
-#    for i in $NIX_@infixSalt@_LDFLAGS_BEFORE; do
-#        extraBefore+=("-largs" "$i")
-#    done
-#    for i in $NIX_@infixSalt@_LDFLAGS; do
-#        if [ "${i:0:3}" = -L/ ]; then
-#            extraAfter+=("$i")
-#        else
-#            extraAfter+=("-largs" "$i")
-#        fi
-#    done
-#    export NIX_@infixSalt@_LDFLAGS_SET=1
-#fi
-
-# Optionally print debug info.
-if (( "${NIX_DEBUG:-0}" >= 1 )); then
-    echo "extra flags before to @prog@:" >&2
-    printf "  %q\n" "${extraBefore[@]}"  >&2
-    echo "original flags to @prog@:" >&2
-    printf "  %q\n" "${params[@]}" >&2
-    echo "extra flags after to @prog@:" >&2
-    printf "  %q\n" "${extraAfter[@]}" >&2
-fi
-
-PATH="$path_backup"
-exec @prog@ "${extraBefore[@]}" "${params[@]}" "${extraAfter[@]}"
diff --git a/pkgs/build-support/cc-wrapper/gnatlink-wrapper.sh b/pkgs/build-support/cc-wrapper/gnatlink-wrapper.sh
deleted file mode 100644
index 0944d74e431b..000000000000
--- a/pkgs/build-support/cc-wrapper/gnatlink-wrapper.sh
+++ /dev/null
@@ -1,40 +0,0 @@
-#! @shell@
-set -eu -o pipefail +o posix
-shopt -s nullglob
-
-if (( "${NIX_DEBUG:-0}" >= 7 )); then
-    set -x
-fi
-
-# N.B. Gnat is not used during bootstrapping, so we don't need to
-# worry about the old bash empty array `set -u` workarounds.
-
-# Add the flags for the GNAT compiler proper.
-extraAfter=("--GCC=@out@/bin/gcc")
-extraBefore=()
-
-## Add the flags that should be passed to the linker (and prevent
-## `ld-wrapper' from adding NIX_@infixSalt@_LDFLAGS again).
-#for i in $NIX_@infixSalt@_LDFLAGS_BEFORE; do
-#    extraBefore+=("-largs" "$i")
-#done
-#for i in $NIX_@infixSalt@_LDFLAGS; do
-#    if [ "${i:0:3}" = -L/ ]; then
-#        extraAfter+=("$i")
-#    else
-#        extraAfter+=("-largs" "$i")
-#    fi
-#done
-#export NIX_@infixSalt@_LDFLAGS_SET=1
-
-# Optionally print debug info.
-if (( "${NIX_DEBUG:-0}" >= 1 )); then
-    echo "extra flags before to @prog@:" >&2
-    printf "  %q\n" "${extraBefore[@]}"  >&2
-    echo "original flags to @prog@:" >&2
-    printf "  %q\n" "$@" >&2
-    echo "extra flags after to @prog@:" >&2
-    printf "  %q\n" "${extraAfter[@]}" >&2
-fi
-
-exec @prog@ "${extraBefore[@]}" "$@" "${extraAfter[@]}"
diff --git a/pkgs/build-support/gcc-wrapper-old/add-flags b/pkgs/build-support/gcc-wrapper-old/add-flags
deleted file mode 100644
index 93da917a5415..000000000000
--- a/pkgs/build-support/gcc-wrapper-old/add-flags
+++ /dev/null
@@ -1,28 +0,0 @@
-# `-B@out@/bin' forces cc to use ld-wrapper.sh when calling ld.
-export NIX_CFLAGS_COMPILE="-B@out@/bin/ $NIX_CFLAGS_COMPILE"
-
-if test -e @out@/nix-support/libc-cflags; then
-    export NIX_CFLAGS_COMPILE="$(cat @out@/nix-support/libc-cflags) $NIX_CFLAGS_COMPILE"
-fi
-
-if test -e @out@/nix-support/cc-cflags; then
-    export NIX_CFLAGS_COMPILE="$(cat @out@/nix-support/cc-cflags) $NIX_CFLAGS_COMPILE"
-fi
-
-if test -e @out@/nix-support/gnat-cflags; then
-    export NIX_GNATFLAGS_COMPILE="$(cat @out@/nix-support/gnat-cflags) $NIX_GNATFLAGS_COMPILE"
-fi
-
-if test -e @out@/nix-support/libc-ldflags; then
-    export NIX_LDFLAGS="$NIX_LDFLAGS $(cat @out@/nix-support/libc-ldflags)"
-fi
-
-if test -e @out@/nix-support/cc-ldflags; then
-    export NIX_LDFLAGS="$NIX_LDFLAGS $(cat @out@/nix-support/cc-ldflags)"
-fi
-
-if test -e @out@/nix-support/libc-ldflags-before; then
-    export NIX_LDFLAGS_BEFORE="$(cat @out@/nix-support/libc-ldflags-before) $NIX_LDFLAGS_BEFORE"
-fi
-
-export NIX_CC_WRAPPER_FLAGS_SET=1
diff --git a/pkgs/build-support/gcc-wrapper-old/builder.sh b/pkgs/build-support/gcc-wrapper-old/builder.sh
deleted file mode 100644
index 22e32814927e..000000000000
--- a/pkgs/build-support/gcc-wrapper-old/builder.sh
+++ /dev/null
@@ -1,215 +0,0 @@
-source $stdenv/setup
-
-
-mkdir -p $out/bin
-mkdir -p $out/nix-support
-
-
-if test -z "$nativeLibc"; then
-    dynamicLinker="$libc/lib/$dynamicLinker"
-    echo $dynamicLinker > $out/nix-support/dynamic-linker
-
-    if test -e $libc/lib/32/ld-linux.so.2; then
-        echo $libc/lib/32/ld-linux.so.2 > $out/nix-support/dynamic-linker-m32
-    fi
-
-    # The "-B$libc/lib/" flag is a quick hack to force gcc to link
-    # against the crt1.o from our own glibc, rather than the one in
-    # /usr/lib.  (This is only an issue when using an `impure'
-    # compiler/linker, i.e., one that searches /usr/lib and so on.)
-    #
-    # Unfortunately, setting -B appears to override the default search
-    # path. Thus, the gcc-specific "../includes-fixed" directory is
-    # now longer searched and glibc's <limits.h> header fails to
-    # compile, because it uses "#include_next <limits.h>" to find the
-    # limits.h file in ../includes-fixed. To remedy the problem,
-    # another -idirafter is necessary to add that directory again.
-    echo "-B$libc/lib/ -idirafter $libc_dev/include -idirafter $gcc/lib/gcc/*/*/include-fixed" > $out/nix-support/libc-cflags
-
-    echo "-L$libc/lib" > $out/nix-support/libc-ldflags
-
-    # The dynamic linker is passed in `ldflagsBefore' to allow
-    # explicit overrides of the dynamic linker by callers to gcc/ld
-    # (the *last* value counts, so ours should come first).
-    echo "-dynamic-linker" $dynamicLinker > $out/nix-support/libc-ldflags-before
-fi
-
-if test -n "$nativeTools"; then
-    gccPath="$nativePrefix/bin"
-    ldPath="$nativePrefix/bin"
-else
-    if test -e "$gcc/lib64"; then
-        gccLDFlags="$gccLDFlags -L$gcc_lib/lib64"
-    fi
-    gccLDFlags="$gccLDFlags -L$gcc_lib/lib"
-    if [ -n "$langVhdl" ]; then
-        gccLDFlags="$gccLDFlags -L$zlib/lib"
-    fi
-    echo "$gccLDFlags" > $out/nix-support/cc-ldflags
-
-    # GCC shows $gcc/lib in `gcc -print-search-dirs', but not
-    # $gcc/lib64 (even though it does actually search there...)..
-    # This confuses libtool.  So add it to the compiler tool search
-    # path explicitly.
-    if test -e "$gcc/lib64"; then
-        gccCFlags="$gccCFlags -B$gcc/lib64"
-    fi
-
-    # Find the gcc libraries path (may work only without multilib)
-    if [ -n "$langAda" ]; then
-        basePath=`echo $gcc/lib/*/*/*`
-        gccCFlags="$gccCFlags -B$basePath -I$basePath/adainclude"
-
-        gnatCFlags="-aI$basePath/adainclude -aO$basePath/adalib"
-        echo "$gnatCFlags" > $out/nix-support/gnat-cflags
-    fi
-    echo "$gccCFlags" > $out/nix-support/cc-cflags
-    
-    gccPath="$gcc/bin"
-    # On Illumos/Solaris we might prefer native ld
-    if test -n "$nativePrefix"; then
-      ldPath="$nativePrefix/bin"
-    else
-      ldPath="$binutils/bin"
-    fi;
-fi
-
-
-doSubstitute() {
-    local src=$1
-    local dst=$2
-    local ld="$ldPath/ld"
-    if $ld -V 2>&1 |grep Solaris; then
-      # Use Solaris specific linker wrapper
-      ld="$out/bin/ld-solaris"
-    fi
-    # Can't use substitute() here, because replace may not have been
-    # built yet (in the bootstrap).
-    sed \
-        -e "s^@out@^$out^g" \
-        -e "s^@shell@^$shell^g" \
-        -e "s^@gcc@^$gcc^g" \
-        -e "s^@gccProg@^$gccProg^g" \
-        -e "s^@gnatProg@^$gnatProg^g" \
-        -e "s^@gnatlinkProg@^$gnatlinkProg^g" \
-        -e "s^@binutils@^$binutils^g" \
-        -e "s^@coreutils@^$coreutils^g" \
-        -e "s^@libc@^$libc^g" \
-        -e "s^@libc_bin@^$libc_bin^g" \
-        -e "s^@ld@^$ld^g" \
-        < "$src" > "$dst" 
-}
-
-
-# Make wrapper scripts around gcc, g++, and gfortran.  Also make symlinks
-# cc, c++, and f77.
-mkGccWrapper() {
-    local dst=$1
-    local src=$2
-
-    if ! test -f "$src"; then
-        echo "$src does not exist (skipping)"
-        return 1
-    fi
-
-    gccProg="$src"
-    doSubstitute "$gccWrapper" "$dst"
-    chmod +x "$dst"
-}
-
-mkGnatWrapper() {
-    local dst=$1
-    local src=$2
-
-    if ! test -f "$src"; then
-        echo "$src does not exist (skipping)"
-        return 1
-    fi
-
-    gnatProg="$src"
-    doSubstitute "$gnatWrapper" "$dst"
-    chmod +x "$dst"
-}
-
-mkGnatLinkWrapper() {
-    local dst=$1
-    local src=$2
-
-    if ! test -f "$src"; then
-        echo "$src does not exist (skipping)"
-        return 1
-    fi
-
-    gnatlinkProg="$src"
-    doSubstitute "$gnatlinkWrapper" "$dst"
-    chmod +x "$dst"
-}
-
-if mkGccWrapper $out/bin/gcc $gccPath/gcc
-then
-    ln -sv gcc $out/bin/cc
-fi
-
-if mkGccWrapper $out/bin/g++ $gccPath/g++
-then
-    ln -sv g++ $out/bin/c++
-fi
-
-mkGccWrapper $out/bin/cpp $gccPath/cpp || true
-
-if mkGccWrapper $out/bin/gfortran $gccPath/gfortran
-then
-    ln -sv gfortran $out/bin/g77
-    ln -sv gfortran $out/bin/f77
-fi
-
-mkGccWrapper $out/bin/gcj $gccPath/gcj || true
-
-mkGccWrapper $out/bin/gccgo $gccPath/gccgo || true
-
-mkGccWrapper $out/bin/gnatgcc $gccPath/gnatgcc || true
-mkGnatWrapper $out/bin/gnatmake $gccPath/gnatmake || true
-mkGnatWrapper $out/bin/gnatbind $gccPath/gnatbind || true
-mkGnatLinkWrapper $out/bin/gnatlink $gccPath/gnatlink || true
-
-if [ -f $gccPath/ghdl ]; then
-    ln -sf $gccPath/ghdl $out/bin/ghdl
-fi
-
-
-# Create a symlink to as (the assembler).  This is useful when a
-# gcc-wrapper is installed in a user environment, as it ensures that
-# the right assembler is called.
-ln -s $ldPath/as $out/bin/as
-
-
-# Make a wrapper around the linker.
-doSubstitute "$ldWrapper" "$out/bin/ld"
-chmod +x "$out/bin/ld"
-
-# Copy solaris ld wrapper if needed
-if $ldPath/ld -V 2>&1 |grep Solaris; then
-  # Use Solaris specific linker wrapper
-  sed -e "s^@ld@^$ldPath/ld^g" < "$ldSolarisWrapper" > "$out/bin/ld-solaris"
-  chmod +x "$out/bin/ld-solaris"
-fi
-
-
-# Emit a setup hook.  Also store the path to the original GCC and
-# Glibc.
-test -n "$gcc" && echo $gcc > $out/nix-support/orig-cc
-test -n "$libc" && echo $libc > $out/nix-support/orig-libc
-
-doSubstitute "$addFlags" "$out/nix-support/add-flags.sh"
-
-doSubstitute "$setupHook" "$out/nix-support/setup-hook"
-
-cp -p $utils $out/nix-support/utils.sh
-
-
-# Propagate the wrapped gcc so that if you install the wrapper, you get
-# tools like gcov, the manpages, etc. as well (including for binutils
-# and Glibc).
-if test -z "$nativeTools"; then
-    printWords $gcc $binutils $libc $libc_bin > $out/nix-support/propagated-user-env-packages
-fi
diff --git a/pkgs/build-support/gcc-wrapper-old/default.nix b/pkgs/build-support/gcc-wrapper-old/default.nix
deleted file mode 100644
index 2c2b2c0e1d5c..000000000000
--- a/pkgs/build-support/gcc-wrapper-old/default.nix
+++ /dev/null
@@ -1,76 +0,0 @@
-# The Nix `gcc' stdenv.mkDerivation is not directly usable, since it doesn't
-# know where the C library and standard header files are.  Therefore
-# the compiler produced by that package cannot be installed directly
-# in a user environment and used from the command line.  This
-# stdenv.mkDerivation provides a wrapper that sets up the right environment
-# variables so that the compiler and the linker just "work".
-
-{ name ? "", stdenv, lib, nativeTools, nativeLibc, nativePrefix ? ""
-, gcc ? null, libc ? null, binutils ? null, coreutils ? null, shell ? stdenv.shell
-, zlib ? null
-, hostPlatform, targetPlatform, targetPackages
-}:
-
-assert nativeTools -> nativePrefix != "";
-assert !nativeTools -> gcc != null && binutils != null && coreutils != null;
-assert !nativeLibc -> libc != null;
-
-# For ghdl (the vhdl language provider to gcc) we need zlib in the wrapper
-assert (gcc != null && gcc ? langVhdl && gcc.langVhdl) -> zlib != null;
-
-let
-
-  gccVersion = (builtins.parseDrvName gcc.name).version;
-  gccName = (builtins.parseDrvName gcc.name).name;
-
-  langGo = if nativeTools then false else gcc ? langGo && gcc.langGo;
-in
-
-stdenv.mkDerivation {
-  name =
-    (if name != "" then name else gccName + "-wrapper") +
-    (if gcc != null && gccVersion != "" then "-" + gccVersion else "");
-
-  builder = ./builder.sh;
-  setupHook = ./setup-hook.sh;
-  gccWrapper = ./gcc-wrapper.sh;
-  gnatWrapper = ./gnat-wrapper.sh;
-  gnatlinkWrapper = ./gnatlink-wrapper.sh;
-  ldWrapper = ./ld-wrapper.sh;
-  ldSolarisWrapper = ./ld-solaris-wrapper.sh;
-  utils = ./utils.sh;
-  addFlags = ./add-flags;
-
-  inherit nativeTools nativeLibc nativePrefix gcc;
-  gcc_lib = lib.getLib gcc;
-  libc = if nativeLibc then null else libc;
-  libc_dev = if nativeLibc then null else lib.getDev libc;
-  libc_bin = if nativeLibc then null else lib.getBin libc;
-  binutils = if nativeTools then null else lib.getBin binutils;
-  # The wrapper scripts use 'cat', so we may need coreutils
-  coreutils = if nativeTools then null else lib.getBin coreutils;
-
-  langC = if nativeTools then true else gcc.langC;
-  langCC = if nativeTools then true else gcc.langCC;
-  langFortran = if nativeTools then false else gcc ? langFortran;
-  langAda = if nativeTools then false else gcc ? langAda && gcc.langAda;
-  langVhdl = if nativeTools then false else gcc ? langVhdl && gcc.langVhdl;
-  zlib = if gcc != null && gcc ? langVhdl then zlib else null;
-  shell = shell + shell.shellPath or "";
-
-  preferLocalBuild = true;
-
-  meta =
-    let gcc_ = if gcc != null then gcc else {}; in
-    (if gcc_ ? meta then removeAttrs gcc.meta ["priority"] else {}) //
-    { description =
-        stdenv.lib.attrByPath ["meta" "description"] "System C compiler" gcc_
-        + " (wrapper script)";
-    };
-
-  # The dynamic linker has different names on different platforms.
-  dynamicLinker =
-    if !nativeLibc then
-      targetPackages.stdenv.cc.bintools.dynamicLinker
-    else "";
-}
diff --git a/pkgs/build-support/gcc-wrapper-old/gcc-wrapper-old.sh b/pkgs/build-support/gcc-wrapper-old/gcc-wrapper-old.sh
deleted file mode 100644
index a9d18036952e..000000000000
--- a/pkgs/build-support/gcc-wrapper-old/gcc-wrapper-old.sh
+++ /dev/null
@@ -1,146 +0,0 @@
-#! @shell@ -e
-
-if [ -n "$NIX_CC_WRAPPER_START_HOOK" ]; then
-    source "$NIX_CC_WRAPPER_START_HOOK"
-fi
-
-if [ -z "$NIX_CC_WRAPPER_FLAGS_SET" ]; then
-    source @out@/nix-support/add-flags.sh
-fi
-
-source @out@/nix-support/utils.sh
-
-
-# Figure out if linker flags should be passed.  GCC prints annoying
-# warnings when they are not needed.
-dontLink=0
-getVersion=0
-nonFlagArgs=0
-
-for i in "$@"; do
-    if [ "$i" = -c ]; then
-        dontLink=1
-    elif [ "$i" = -S ]; then
-        dontLink=1
-    elif [ "$i" = -E ]; then
-        dontLink=1
-    elif [ "$i" = -E ]; then
-        dontLink=1
-    elif [ "$i" = -M ]; then
-        dontLink=1
-    elif [ "$i" = -MM ]; then
-        dontLink=1
-    elif [ "$i" = -x ]; then
-        # At least for the cases c-header or c++-header we should set dontLink.
-        # I expect no one use -x other than making precompiled headers.
-        dontLink=1
-    elif [ "${i:0:1}" != - ]; then
-        nonFlagArgs=1
-    elif [ "$i" = -m32 ]; then
-        if [ -e @out@/nix-support/dynamic-linker-m32 ]; then
-            NIX_LDFLAGS="$NIX_LDFLAGS -dynamic-linker $(cat @out@/nix-support/dynamic-linker-m32)"
-        fi
-    fi
-done
-
-# If we pass a flag like -Wl, then gcc will call the linker unless it
-# can figure out that it has to do something else (e.g., because of a
-# "-c" flag).  So if no non-flag arguments are given, don't pass any
-# linker flags.  This catches cases like "gcc" (should just print
-# "gcc: no input files") and "gcc -v" (should print the version).
-if [ "$nonFlagArgs" = 0 ]; then
-    dontLink=1
-fi
-
-
-# Optionally filter out paths not refering to the store.
-params=("$@")
-if [ "$NIX_ENFORCE_PURITY" = 1 -a -n "$NIX_STORE" ]; then
-    rest=()
-    n=0
-    while [ $n -lt ${#params[*]} ]; do
-        p=${params[n]}
-        p2=${params[$((n+1))]}
-        if [ "${p:0:3}" = -L/ ] && badPath "${p:2}"; then
-            skip $p
-        elif [ "$p" = -L ] && badPath "$p2"; then
-            n=$((n + 1)); skip $p2
-        elif [ "${p:0:3}" = -I/ ] && badPath "${p:2}"; then
-            skip $p
-        elif [ "$p" = -I ] && badPath "$p2"; then
-            n=$((n + 1)); skip $p2
-        elif [ "$p" = -isystem ] && badPath "$p2"; then
-            n=$((n + 1)); skip $p2
-        else
-            rest=("${rest[@]}" "$p")
-        fi
-        n=$((n + 1))
-    done
-    params=("${rest[@]}")
-fi
-
-
-# Add the flags for the C compiler proper.
-extraAfter=($NIX_CFLAGS_COMPILE)
-extraBefore=()
-
-# When enforcing purity, pretend gcc can't find the current date and
-# time
-if [ "$NIX_ENFORCE_PURITY" = 1 ]; then
-    extraAfter+=('-D__DATE__="Jan 01 1970"'
-        '-D__TIME__="00:00:01"'
-        )
-fi
-
-
-if [ "$dontLink" != 1 ]; then
-
-    # Add the flags that should only be passed to the compiler when
-    # linking.
-    extraAfter+=($NIX_CFLAGS_LINK)
-
-    # Add the flags that should be passed to the linker (and prevent
-    # `ld-wrapper' from adding NIX_LDFLAGS again).
-    for i in $NIX_LDFLAGS_BEFORE; do
-        extraBefore=(${extraBefore[@]} "-Wl,$i")
-    done
-    for i in $NIX_LDFLAGS; do
-        if [ "${i:0:3}" = -L/ ]; then
-            extraAfter+=("$i")
-        else
-            extraAfter+=("-Wl,$i")
-        fi
-    done
-    export NIX_LDFLAGS_SET=1
-fi
-
-# As a very special hack, if the arguments are just `-v', then don't
-# add anything.  This is to prevent `gcc -v' (which normally prints
-# out the version number and returns exit code 0) from printing out
-# `No input files specified' and returning exit code 1.
-if [ "$*" = -v ]; then
-    extraAfter=()
-    extraBefore=()
-fi
-
-# Optionally print debug info.
-if [ -n "$NIX_DEBUG" ]; then
-  echo "original flags to @prog@:" >&2
-  for i in "${params[@]}"; do
-      echo "  $i" >&2
-  done
-  echo "extraBefore flags to @prog@:" >&2
-  for i in ${extraBefore[@]}; do
-      echo "  $i" >&2
-  done
-  echo "extraAfter flags to @prog@:" >&2
-  for i in ${extraAfter[@]}; do
-      echo "  $i" >&2
-  done
-fi
-
-if [ -n "$NIX_CC_WRAPPER_EXEC_HOOK" ]; then
-    source "$NIX_CC_WRAPPER_EXEC_HOOK"
-fi
-
-exec @prog@ ${extraBefore[@]} "${params[@]}" "${extraAfter[@]}"
diff --git a/pkgs/build-support/gcc-wrapper-old/gcc-wrapper.sh b/pkgs/build-support/gcc-wrapper-old/gcc-wrapper.sh
deleted file mode 100644
index 8f12f08ddc7c..000000000000
--- a/pkgs/build-support/gcc-wrapper-old/gcc-wrapper.sh
+++ /dev/null
@@ -1,147 +0,0 @@
-#! @shell@ -e
-
-if test -n "$NIX_CC_WRAPPER_START_HOOK"; then
-    source "$NIX_CC_WRAPPER_START_HOOK"
-fi
-
-if test -z "$NIX_CC_WRAPPER_FLAGS_SET"; then
-    source @out@/nix-support/add-flags.sh
-fi
-
-source @out@/nix-support/utils.sh
-
-
-# Figure out if linker flags should be passed.  GCC prints annoying
-# warnings when they are not needed.
-dontLink=0
-getVersion=0
-nonFlagArgs=0
-
-for i in "$@"; do
-    if test "$i" = "-c"; then
-        dontLink=1
-    elif test "$i" = "-S"; then
-        dontLink=1
-    elif test "$i" = "-E"; then
-        dontLink=1
-    elif test "$i" = "-E"; then
-        dontLink=1
-    elif test "$i" = "-M"; then
-        dontLink=1
-    elif test "$i" = "-MM"; then
-        dontLink=1
-    elif test "$i" = "-x"; then
-        # At least for the cases c-header or c++-header we should set dontLink.
-        # I expect no one use -x other than making precompiled headers.
-        dontLink=1
-    elif test "${i:0:1}" != "-"; then
-        nonFlagArgs=1
-    elif test "$i" = "-m32"; then
-        if test -e @out@/nix-support/dynamic-linker-m32; then
-            NIX_LDFLAGS="$NIX_LDFLAGS -dynamic-linker $(cat @out@/nix-support/dynamic-linker-m32)"
-        fi
-    fi
-done
-
-# If we pass a flag like -Wl, then gcc will call the linker unless it
-# can figure out that it has to do something else (e.g., because of a
-# "-c" flag).  So if no non-flag arguments are given, don't pass any
-# linker flags.  This catches cases like "gcc" (should just print
-# "gcc: no input files") and "gcc -v" (should print the version).
-if test "$nonFlagArgs" = "0"; then
-    dontLink=1
-fi
-
-
-# Optionally filter out paths not refering to the store.
-params=("$@")
-if test "$NIX_ENFORCE_PURITY" = "1" -a -n "$NIX_STORE"; then
-    rest=()
-    n=0
-    while test $n -lt ${#params[*]}; do
-        p=${params[n]}
-        p2=${params[$((n+1))]}
-        if test "${p:0:3}" = "-L/" && badPath "${p:2}"; then
-            skip $p
-        elif test "$p" = "-L" && badPath "$p2"; then
-            n=$((n + 1)); skip $p2
-        elif test "${p:0:3}" = "-I/" && badPath "${p:2}"; then
-            skip $p
-        elif test "$p" = "-I" && badPath "$p2"; then
-            n=$((n + 1)); skip $p2
-        elif test "$p" = "-isystem" && badPath "$p2"; then
-            n=$((n + 1)); skip $p2
-        else
-            rest=("${rest[@]}" "$p")
-        fi
-        n=$((n + 1))
-    done
-    params=("${rest[@]}")
-fi
-
-
-# Add the flags for the C compiler proper.
-extraAfter=($NIX_CFLAGS_COMPILE)
-extraBefore=()
-
-if test "$dontLink" != "1"; then
-
-    # Add the flags that should only be passed to the compiler when
-    # linking.
-    extraAfter=(${extraAfter[@]} $NIX_CFLAGS_LINK)
-
-    # Add the flags that should be passed to the linker (and prevent
-    # `ld-wrapper' from adding NIX_LDFLAGS again).
-    for i in $NIX_LDFLAGS_BEFORE; do
-        extraBefore=(${extraBefore[@]} "-Wl,$i")
-    done
-    for i in $NIX_LDFLAGS; do
-	if test "${i:0:3}" = "-L/"; then
-	    extraAfter=(${extraAfter[@]} "$i")
-	else
-	    extraAfter=(${extraAfter[@]} "-Wl,$i")
-	fi
-    done
-    export NIX_LDFLAGS_SET=1
-fi
-
-# As a very special hack, if the arguments are just `-v', then don't
-# add anything.  This is to prevent `gcc -v' (which normally prints
-# out the version number and returns exit code 0) from printing out
-# `No input files specified' and returning exit code 1.
-if test "$*" = "-v"; then
-    extraAfter=()
-    extraBefore=()
-fi    
-
-# Optionally print debug info.
-if test "$NIX_DEBUG" = "1"; then
-  echo "original flags to @gccProg@:" >&2
-  for i in "${params[@]}"; do
-      echo "  $i" >&2
-  done
-  echo "extraBefore flags to @gccProg@:" >&2
-  for i in ${extraBefore[@]}; do
-      echo "  $i" >&2
-  done
-  echo "extraAfter flags to @gccProg@:" >&2
-  for i in ${extraAfter[@]}; do
-      echo "  $i" >&2
-  done
-fi
-
-if test -n "$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_CC_NEEDS_GREP"; then
-    @gccProg@ ${extraBefore[@]} "${params[@]}" ${extraAfter[@]}
-else
-    (@gccProg@ ${extraBefore[@]} "${params[@]}" ${extraAfter[@]} 3>&2 2>&1 1>&3- \
-        | (grep -v 'file path prefix' || true); exit ${PIPESTATUS[0]}) 3>&2 2>&1 1>&3-
-    exit $?
-fi    
diff --git a/pkgs/build-support/gcc-wrapper-old/gnat-wrapper.sh b/pkgs/build-support/gcc-wrapper-old/gnat-wrapper.sh
deleted file mode 100644
index f6fa4b18400a..000000000000
--- a/pkgs/build-support/gcc-wrapper-old/gnat-wrapper.sh
+++ /dev/null
@@ -1,113 +0,0 @@
-#! @shell@ -e
-
-if test -n "$NIX_GNAT_WRAPPER_START_HOOK"; then
-    source "$NIX_GNAT_WRAPPER_START_HOOK"
-fi
-
-if test -z "$NIX_GNAT_WRAPPER_FLAGS_SET"; then
-    source @out@/nix-support/add-flags.sh
-fi
-
-source @out@/nix-support/utils.sh
-
-
-# Figure out if linker flags should be passed.  GCC prints annoying
-# warnings when they are not needed.
-dontLink=0
-getVersion=0
-nonFlagArgs=0
-
-for i in "$@"; do
-    if test "$i" = "-c"; then
-        dontLink=1
-    elif test "$i" = "-M"; then
-        dontLink=1
-    elif test "${i:0:1}" != "-"; then
-        nonFlagArgs=1
-    elif test "$i" = "-m32"; then
-        if test -e @out@/nix-support/dynamic-linker-m32; then
-            NIX_LDFLAGS="$NIX_LDFLAGS -dynamic-linker $(cat @out@/nix-support/dynamic-linker-m32)"
-        fi
-    fi
-done
-
-# If we pass a flag like -Wl, then gcc will call the linker unless it
-# can figure out that it has to do something else (e.g., because of a
-# "-c" flag).  So if no non-flag arguments are given, don't pass any
-# linker flags.  This catches cases like "gcc" (should just print
-# "gcc: no input files") and "gcc -v" (should print the version).
-if test "$nonFlagArgs" = "0"; then
-    dontLink=1
-fi
-
-
-# Optionally filter out paths not refering to the store.
-params=("$@")
-if test "$NIX_ENFORCE_PURITY" = "1" -a -n "$NIX_STORE"; then
-    rest=()
-    n=0
-    while test $n -lt ${#params[*]}; do
-        p=${params[n]}
-        p2=${params[$((n+1))]}
-        if test "${p:0:3}" = "-L/" && badPath "${p:2}"; then
-            skip $p
-        elif test "${p:0:3}" = "-I/" && badPath "${p:2}"; then
-            skip $p
-        elif test "${p:0:4}" = "-aI/" && badPath "${p:3}"; then
-            skip $p
-        elif test "${p:0:4}" = "-aO/" && badPath "${p:3}"; then
-            skip $p
-        else
-            rest=("${rest[@]}" "$p")
-        fi
-        n=$((n + 1))
-    done
-    params=("${rest[@]}")
-fi
-
-
-# Add the flags for the GNAT compiler proper.
-extraAfter=($NIX_GNATFLAGS_COMPILE)
-extraBefore=()
-
-if [ "`basename $0`x" = "gnatmakex" ]; then
-  extraBefore=("--GNATBIND=@out@/bin/gnatbind --GNATLINK=@out@/bin/gnatlink ")
-fi
-
-# Add the flags that should be passed to the linker (and prevent
-# `ld-wrapper' from adding NIX_LDFLAGS again).
-#for i in $NIX_LDFLAGS_BEFORE; do
-#    extraBefore=(${extraBefore[@]} "-largs $i")
-#done
-
-# Optionally print debug info.
-if test "$NIX_DEBUG" = "1"; then
-  echo "original flags to @gnatProg@:" >&2
-  for i in "${params[@]}"; do
-      echo "  $i" >&2
-  done
-  echo "extraBefore flags to @gnatProg@:" >&2
-  for i in ${extraBefore[@]}; do
-      echo "  $i" >&2
-  done
-  echo "extraAfter flags to @gnatProg@:" >&2
-  for i in ${extraAfter[@]}; do
-      echo "  $i" >&2
-  done
-fi
-
-if test -n "$NIX_GNAT_WRAPPER_EXEC_HOOK"; then
-    source "$NIX_GNAT_WRAPPER_EXEC_HOOK"
-fi
-
-
-# Call the real `gcc'.  Filter out warnings from stderr about unused
-# `-B' flags, since they confuse some programs.  Deep bash magic to
-# apply grep to stderr (by swapping stdin/stderr twice).
-if test -z "$NIX_GNAT_NEEDS_GREP"; then
-    @gnatProg@ ${extraBefore[@]} "${params[@]}" ${extraAfter[@]}
-else
-    (@gnatProg@ ${extraBefore[@]} "${params[@]}" ${extraAfter[@]} 3>&2 2>&1 1>&3- \
-        | (grep -v 'file path prefix' || true); exit ${PIPESTATUS[0]}) 3>&2 2>&1 1>&3-
-    exit $?
-fi
diff --git a/pkgs/build-support/gcc-wrapper-old/gnatlink-wrapper.sh b/pkgs/build-support/gcc-wrapper-old/gnatlink-wrapper.sh
deleted file mode 100644
index 25907108b4db..000000000000
--- a/pkgs/build-support/gcc-wrapper-old/gnatlink-wrapper.sh
+++ /dev/null
@@ -1,43 +0,0 @@
-#! @shell@ -e
-
-# Add the flags for the GNAT compiler proper.
-extraAfter="--GCC=@out@/bin/gcc"
-extraBefore=()
-
-# Add the flags that should be passed to the linker (and prevent
-# `ld-wrapper' from adding NIX_LDFLAGS again).
-#for i in $NIX_LDFLAGS_BEFORE; do
-#    extraBefore=(${extraBefore[@]} "-largs $i")
-#done
-
-# Optionally print debug info.
-if test "$NIX_DEBUG" = "1"; then
-  echo "original flags to @gnatlinkProg@:" >&2
-  for i in "$@"; do
-      echo "  $i" >&2
-  done
-  echo "extraBefore flags to @gnatlinkProg@:" >&2
-  for i in ${extraBefore[@]}; do
-      echo "  $i" >&2
-  done
-  echo "extraAfter flags to @gnatlinkProg@:" >&2
-  for i in ${extraAfter[@]}; do
-      echo "  $i" >&2
-  done
-fi
-
-if test -n "$NIX_GNAT_WRAPPER_EXEC_HOOK"; then
-    source "$NIX_GNAT_WRAPPER_EXEC_HOOK"
-fi
-
-
-# Call the real `gcc'.  Filter out warnings from stderr about unused
-# `-B' flags, since they confuse some programs.  Deep bash magic to
-# apply grep to stderr (by swapping stdin/stderr twice).
-if test -z "$NIX_GNAT_NEEDS_GREP"; then
-    @gnatlinkProg@ ${extraBefore[@]} "$@" ${extraAfter[@]}
-else
-    (@gnatlinkProg@ ${extraBefore[@]} "$@" ${extraAfter[@]} 3>&2 2>&1 1>&3- \
-        | (grep -v 'file path prefix' || true); exit ${PIPESTATUS[0]}) 3>&2 2>&1 1>&3-
-    exit $?
-fi
diff --git a/pkgs/build-support/gcc-wrapper-old/ld-solaris-wrapper.sh b/pkgs/build-support/gcc-wrapper-old/ld-solaris-wrapper.sh
deleted file mode 100755
index 263ea5408e9a..000000000000
--- a/pkgs/build-support/gcc-wrapper-old/ld-solaris-wrapper.sh
+++ /dev/null
@@ -1,40 +0,0 @@
-#!@shell@
-
-set -e
-set -u
-
-# I've also tried adding -z direct and -z lazyload, but it gave too many problems with C++ exceptions :'(
-# Also made sure libgcc would not be lazy-loaded, as suggested here: https://www.illumos.org/issues/2534#note-3
-#   but still no success.
-cmd="@ld@ -z ignore"
-
-args=("$@");
-
-# This loop makes sure all -L arguments are before -l arguments, or ld may complain it cannot find a library.
-# GNU binutils does not have this problem:
-#   http://stackoverflow.com/questions/5817269/does-the-order-of-l-and-l-options-in-the-gnu-linker-matter
-i=0;
-while [[ $i -lt $# ]]; do
-    case "${args[$i]}" in
-        -L)  cmd="$cmd ${args[$i]} ${args[($i+1)]}"; i=($i+1); ;;
-        -L*) cmd="$cmd ${args[$i]}" ;;
-        *)   ;;
-    esac
-    i=($i+1);
-done
-
-i=0;
-while [[ $i -lt $# ]]; do
-    case "${args[$i]}" in
-        -L)  i=($i+1); ;;
-        -L*) ;;
-        *)   cmd="$cmd ${args[$i]}" ;;
-    esac
-    i=($i+1);
-done
-
-# Trace:
-set -x
-exec $cmd
-
-exit 0
diff --git a/pkgs/build-support/gcc-wrapper-old/ld-wrapper.sh b/pkgs/build-support/gcc-wrapper-old/ld-wrapper.sh
deleted file mode 100644
index db50d25cb3b9..000000000000
--- a/pkgs/build-support/gcc-wrapper-old/ld-wrapper.sh
+++ /dev/null
@@ -1,166 +0,0 @@
-#! @shell@ -e
-
-if test -n "$NIX_LD_WRAPPER_START_HOOK"; then
-    source "$NIX_LD_WRAPPER_START_HOOK"
-fi
-
-if test -z "$NIX_CC_WRAPPER_FLAGS_SET"; then
-    source @out@/nix-support/add-flags.sh
-fi
-
-source @out@/nix-support/utils.sh
-
-
-# Optionally filter out paths not refering to the store.
-params=("$@")
-if test "$NIX_ENFORCE_PURITY" = "1" -a -n "$NIX_STORE" \
-        -a \( -z "$NIX_IGNORE_LD_THROUGH_GCC" -o -z "$NIX_LDFLAGS_SET" \); then
-    rest=()
-    n=0
-    while test $n -lt ${#params[*]}; do
-        p=${params[n]}
-        p2=${params[$((n+1))]}
-        if test "${p:0:3}" = "-L/" && badPath "${p:2}"; then
-            skip $p
-        elif test "$p" = "-L" && badPath "$p2"; then
-            n=$((n + 1)); skip $p2
-        elif test "$p" = "-rpath" && badPath "$p2"; then
-            n=$((n + 1)); skip $p2
-        elif test "$p" = "-dynamic-linker" && badPath "$p2"; then
-            n=$((n + 1)); skip $p2
-        elif test "${p:0:1}" = "/" && badPath "$p"; then
-            # We cannot skip this; barf.
-            echo "impure path \`$p' used in link" >&2
-            exit 1
-        elif test "${p:0:9}" = "--sysroot"; then
-            # Our ld is not built with sysroot support (Can we fix that?)
-            :
-        else
-            rest=("${rest[@]}" "$p")
-        fi
-        n=$((n + 1))
-    done
-    params=("${rest[@]}")
-fi
-
-
-extra=()
-extraBefore=()
-
-if test -z "$NIX_LDFLAGS_SET"; then
-    extra+=($NIX_LDFLAGS)
-    extraBefore+=($NIX_LDFLAGS_BEFORE)
-fi
-
-extra+=($NIX_LDFLAGS_AFTER)
-
-
-# Add all used dynamic libraries to the rpath.
-if test "$NIX_DONT_SET_RPATH" != "1"; then
-
-    libPath=""
-    addToLibPath() {
-        local path="$1"
-        if test "${path:0:1}" != "/"; then return 0; fi
-        case "$path" in
-            *..*|*./*|*/.*|*//*)
-                local path2
-                if path2=$(readlink -f "$path"); then
-                    path="$path2"
-                fi
-                ;;
-        esac
-        case $libPath in
-            *\ $path\ *) return 0 ;;
-        esac
-        libPath="$libPath $path "
-    }
-    
-    addToRPath() {
-        # If the path is not in the store, don't add it to the rpath.
-        # This typically happens for libraries in /tmp that are later
-        # copied to $out/lib.  If not, we're screwed.
-        if test "${1:0:${#NIX_STORE}}" != "$NIX_STORE"; then return 0; fi
-        case $rpath in
-            *\ $1\ *) return 0 ;;
-        esac
-        rpath="$rpath $1 "
-    }
-
-    libs=""
-    addToLibs() {
-        libs="$libs $1"
-    }
-
-    rpath=""
-
-    # First, find all -L... switches.
-    allParams=("${params[@]}" ${extra[@]})
-    n=0
-    while test $n -lt ${#allParams[*]}; do
-        p=${allParams[n]}
-        p2=${allParams[$((n+1))]}
-        if test "${p:0:3}" = "-L/"; then
-            addToLibPath ${p:2}
-        elif test "$p" = "-L"; then
-            addToLibPath ${p2}
-            n=$((n + 1))
-        elif test "$p" = "-l"; then
-            addToLibs ${p2}
-            n=$((n + 1))
-        elif test "${p:0:2}" = "-l"; then
-            addToLibs ${p:2}
-        elif test "$p" = "-dynamic-linker"; then
-            # Ignore the dynamic linker argument, or it 
-            # will get into the next 'elif'. We don't want
-            # the dynamic linker path rpath to go always first.
-            n=$((n + 1))
-        elif [[ "$p" =~ ^[^-].*\.so($|\.) ]]; then
-            # This is a direct reference to a shared library, so add
-            # its directory to the rpath.
-            path="$(dirname "$p")";
-            addToRPath "${path}"
-        fi
-        n=$((n + 1))
-    done
-
-    # Second, for each directory in the library search path (-L...),
-    # see if it contains a dynamic library used by a -l... flag.  If
-    # so, add the directory to the rpath.
-    # It's important to add the rpath in the order of -L..., so
-    # the link time chosen objects will be those of runtime linking.
-    
-    for i in $libPath; do
-        for j in $libs; do
-            if test -f "$i/lib$j.so"; then
-                addToRPath $i
-                break
-            fi
-        done
-    done
-    
-
-    # Finally, add `-rpath' switches.
-    for i in $rpath; do
-        extra=(${extra[@]} -rpath $i)
-    done
-fi
-
-
-# Optionally print debug info.
-if test "$NIX_DEBUG" = "1"; then
-  echo "original flags to @ld@:" >&2
-  for i in "${params[@]}"; do
-      echo "  $i" >&2
-  done
-  echo "extra flags to @ld@:" >&2
-  for i in ${extra[@]}; do
-      echo "  $i" >&2
-  done
-fi
-
-if test -n "$NIX_LD_WRAPPER_EXEC_HOOK"; then
-    source "$NIX_LD_WRAPPER_EXEC_HOOK"
-fi
-
-exec @ld@ ${extraBefore[@]} "${params[@]}" ${extra[@]}
diff --git a/pkgs/build-support/gcc-wrapper-old/setup-hook.sh b/pkgs/build-support/gcc-wrapper-old/setup-hook.sh
deleted file mode 100644
index ad3ffeffbbbc..000000000000
--- a/pkgs/build-support/gcc-wrapper-old/setup-hook.sh
+++ /dev/null
@@ -1,33 +0,0 @@
-gccWrapperOld_addCVars () {
-    if test -d $1/include; then
-        export NIX_CFLAGS_COMPILE="$NIX_CFLAGS_COMPILE -isystem $1/include"
-    fi
-
-    if test -d $1/lib64; then
-        export NIX_LDFLAGS="$NIX_LDFLAGS -L$1/lib64"
-    fi
-
-    if test -d $1/lib; then
-        export NIX_LDFLAGS="$NIX_LDFLAGS -L$1/lib"
-    fi
-}
-
-envBuildBuildHooks+=(gccWrapperOld_addCVars)
-
-# Note: these come *after* $out in the PATH (see setup.sh).
-
-if test -n "@gcc@"; then
-    addToSearchPath PATH @gcc@/bin
-fi
-
-if test -n "@binutils@"; then
-    addToSearchPath PATH @binutils@/bin
-fi
-
-if test -n "@libc@"; then
-    addToSearchPath PATH @libc_bin@/bin
-fi
-
-if test -n "@coreutils@"; then
-    addToSearchPath PATH @coreutils@/bin
-fi
diff --git a/pkgs/build-support/gcc-wrapper-old/utils.sh b/pkgs/build-support/gcc-wrapper-old/utils.sh
deleted file mode 100644
index fa19f91bf5d2..000000000000
--- a/pkgs/build-support/gcc-wrapper-old/utils.sh
+++ /dev/null
@@ -1,26 +0,0 @@
-skip () {
-    if test "$NIX_DEBUG" = "1"; then
-        echo "skipping impure path $1" >&2
-    fi
-}
-
-
-# Checks whether a path is impure.  E.g., `/lib/foo.so' is impure, but
-# `/nix/store/.../lib/foo.so' isn't.
-badPath() {
-    local p=$1
-    
-    # Relative paths are okay (since they're presumably relative to
-    # the temporary build directory).
-    if test "${p:0:1}" != "/"; then return 1; fi
-    
-    @extraPathTests@
-
-    # Otherwise, the path should refer to the store or some temporary
-    # directory (including the build directory).
-    test \
-        "$p" != "/dev/null" -a \
-        "${p:0:${#NIX_STORE}}" != "$NIX_STORE" -a \
-        "${p:0:4}" != "/tmp" -a \
-        "${p:0:${#NIX_BUILD_TOP}}" != "$NIX_BUILD_TOP"
-}