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-rw-r--r--pkgs/development/compilers/ghc/8.4.2.nix2
-rw-r--r--pkgs/development/compilers/ghc/8.4.3.nix6
-rw-r--r--pkgs/development/compilers/ghcjs-ng/default.nix2
-rw-r--r--pkgs/development/compilers/ghcjs/base.nix2
-rw-r--r--pkgs/development/compilers/llvm/3.7/default.nix8
-rw-r--r--pkgs/development/compilers/llvm/3.8/default.nix8
-rw-r--r--pkgs/development/compilers/llvm/3.9/default.nix8
-rw-r--r--pkgs/development/compilers/llvm/4/default.nix8
-rw-r--r--pkgs/development/compilers/llvm/5/clang/default.nix10
-rw-r--r--pkgs/development/compilers/llvm/5/compiler-rt.nix37
-rw-r--r--pkgs/development/compilers/llvm/5/default.nix43
-rw-r--r--pkgs/development/compilers/llvm/5/llvm.nix16
-rw-r--r--pkgs/development/compilers/llvm/6/compiler-rt.nix10
-rw-r--r--pkgs/development/compilers/llvm/6/default.nix43
-rw-r--r--pkgs/development/compilers/ponyc/pony-stable.nix4
-rw-r--r--pkgs/development/compilers/smlnj/default.nix2
16 files changed, 122 insertions, 87 deletions
diff --git a/pkgs/development/compilers/ghc/8.4.2.nix b/pkgs/development/compilers/ghc/8.4.2.nix
index d793f0b391af..ac8d76c63ed6 100644
--- a/pkgs/development/compilers/ghc/8.4.2.nix
+++ b/pkgs/development/compilers/ghc/8.4.2.nix
@@ -22,7 +22,7 @@
 
 , # Whether to build dynamic libs for the standard library (on the target
   # platform). Static libs are always built.
-  enableShared ? !targetPlatform.isWindows && !targetPlatform.useAndroidPrebuilt
+  enableShared ? !targetPlatform.isWindows && !targetPlatform.useAndroidPrebuilt && !targetPlatform.useiOSPrebuilt
 
 , # Whetherto build terminfo.
   enableTerminfo ? !targetPlatform.isWindows
diff --git a/pkgs/development/compilers/ghc/8.4.3.nix b/pkgs/development/compilers/ghc/8.4.3.nix
index 0fecb1d29622..c57058a63520 100644
--- a/pkgs/development/compilers/ghc/8.4.3.nix
+++ b/pkgs/development/compilers/ghc/8.4.3.nix
@@ -15,14 +15,14 @@
 
 , # If enabled, GHC will be built with the GPL-free but slower integer-simple
   # library instead of the faster but GPLed integer-gmp library.
-  enableIntegerSimple ? false, gmp ? null
+  enableIntegerSimple ? !(gmp.meta.available or false), gmp
 
 , # If enabled, use -fPIC when compiling static libs.
   enableRelocatedStaticLibs ? targetPlatform != hostPlatform
 
 , # Whether to build dynamic libs for the standard library (on the target
   # platform). Static libs are always built.
-  enableShared ? !targetPlatform.isWindows && !targetPlatform.useAndroidPrebuilt
+  enableShared ? !targetPlatform.isWindows && !targetPlatform.useAndroidPrebuilt && !targetPlatform.useiOSPrebuilt
 
 , # Whetherto build terminfo.
   enableTerminfo ? !targetPlatform.isWindows
@@ -32,8 +32,6 @@
   ghcFlavour ? stdenv.lib.optionalString (targetPlatform != hostPlatform) "perf-cross"
 }:
 
-assert !enableIntegerSimple -> gmp != null;
-
 let
   inherit (bootPkgs) ghc;
 
diff --git a/pkgs/development/compilers/ghcjs-ng/default.nix b/pkgs/development/compilers/ghcjs-ng/default.nix
index dda414620e0b..93257ff7d53d 100644
--- a/pkgs/development/compilers/ghcjs-ng/default.nix
+++ b/pkgs/development/compilers/ghcjs-ng/default.nix
@@ -48,7 +48,7 @@ let
     stage1Packages = [];
     mkStage2 = _: {};
 
-    haskellCompilerName = "ghcjs";
+    haskellCompilerName = "ghcjs-${bootGhcjs.version}";
   };
 
   bootGhcjs = haskellLib.justStaticExecutables passthru.bootPkgs.ghcjs;
diff --git a/pkgs/development/compilers/ghcjs/base.nix b/pkgs/development/compilers/ghcjs/base.nix
index 07662d32d258..98eb58e6aae7 100644
--- a/pkgs/development/compilers/ghcjs/base.nix
+++ b/pkgs/development/compilers/ghcjs/base.nix
@@ -174,7 +174,7 @@ in mkDerivation (rec {
     isGhcjs = true;
     inherit nodejs ghcjsBoot;
     socket-io = pkgs.nodePackages."socket.io";
-    haskellCompilerName = "ghcjs";
+    haskellCompilerName = "ghcjs-${version}";
 
     # let us assume ghcjs is never actually cross compiled
     targetPrefix = "";
diff --git a/pkgs/development/compilers/llvm/3.7/default.nix b/pkgs/development/compilers/llvm/3.7/default.nix
index 4e1a0ef6409a..1bd4b88c72d4 100644
--- a/pkgs/development/compilers/llvm/3.7/default.nix
+++ b/pkgs/development/compilers/llvm/3.7/default.nix
@@ -16,7 +16,7 @@ let
   compiler-rt_src = fetch "compiler-rt" "10c1mz2q4bdq9bqfgr3dirc6hz1h3sq8573srd5q5lr7m7j6jiwx";
   clang-tools-extra_src = fetch "clang-tools-extra" "0sxw2l3q5msbrwxv1ck72arggdw6n5ysi929gi69ikniranfv4aa";
 
-  tools = let
+  tools = stdenv.lib.makeExtensible (tools: let
     callPackage = newScope (tools // { inherit stdenv isl version fetch; });
   in {
     llvm = callPackage ./llvm.nix {
@@ -41,9 +41,9 @@ let
     };
 
     lldb = callPackage ./lldb.nix {};
-  };
+  });
 
-  libraries = let
+  libraries = stdenv.lib.makeExtensible (libraries: let
     callPackage = newScope (libraries // buildLlvmTools // { inherit stdenv isl version fetch; });
   in {
 
@@ -54,6 +54,6 @@ let
     libcxx = callPackage ./libc++ {};
 
     libcxxabi = callPackage ./libc++abi.nix {};
-  };
+  });
 
 in { inherit tools libraries; } // libraries // tools
diff --git a/pkgs/development/compilers/llvm/3.8/default.nix b/pkgs/development/compilers/llvm/3.8/default.nix
index 3f0cd7d0a763..28f908ee829f 100644
--- a/pkgs/development/compilers/llvm/3.8/default.nix
+++ b/pkgs/development/compilers/llvm/3.8/default.nix
@@ -15,7 +15,7 @@ let
   compiler-rt_src = fetch "compiler-rt" "0p0y85c7izndbpg2l816z7z7558axq11d5pwkm4h11sdw7d13w0d";
   clang-tools-extra_src = fetch "clang-tools-extra" "15n39r4ssphpaq4a0wzyjm7ilwxb0bch6nrapy8c5s8d49h5qjk6";
 
-  tools = let
+  tools = stdenv.lib.makeExtensible (tools: let
     callPackage = newScope (tools // { inherit stdenv isl version fetch; });
  in {
     llvm = callPackage ./llvm.nix {
@@ -41,9 +41,9 @@ let
     };
 
     lldb = callPackage ./lldb.nix {};
-  };
+  });
 
-  libraries = let
+  libraries = stdenv.lib.makeExtensible (libraries: let
     callPackage = newScope (libraries // buildLlvmTools // { inherit stdenv isl version fetch; });
   in {
 
@@ -54,6 +54,6 @@ let
     libcxx = callPackage ./libc++ {};
 
     libcxxabi = callPackage ./libc++abi.nix {};
-  };
+  });
 
 in { inherit tools libraries; } // libraries // tools
diff --git a/pkgs/development/compilers/llvm/3.9/default.nix b/pkgs/development/compilers/llvm/3.9/default.nix
index 3735fb6a02c0..ea3ea36eb6d3 100644
--- a/pkgs/development/compilers/llvm/3.9/default.nix
+++ b/pkgs/development/compilers/llvm/3.9/default.nix
@@ -15,7 +15,7 @@ let
   compiler-rt_src = fetch "compiler-rt" "16gc2gdmp5c800qvydrdhsp0bzb97s8wrakl6i8a4lgslnqnf2fk";
   clang-tools-extra_src = fetch "clang-tools-extra" "0d9nh7j7brbh9avigcn69dlaihsl9p3cf9s45mw6fxzzvrdvd999";
 
-  tools = let
+  tools = stdenv.lib.makeExtensible (tools: let
     callPackage = newScope (tools // { inherit stdenv isl version fetch; });
   in {
     llvm = callPackage ./llvm.nix {
@@ -41,9 +41,9 @@ let
     };
 
     lldb = callPackage ./lldb.nix {};
-  };
+  });
 
-  libraries = let
+  libraries = stdenv.lib.makeExtensible (libraries: let
     callPackage = newScope (libraries // buildLlvmTools // { inherit stdenv isl version fetch; });
   in {
 
@@ -54,6 +54,6 @@ let
     libcxx = callPackage ./libc++ {};
 
     libcxxabi = callPackage ./libc++abi.nix {};
-  };
+  });
 
 in { inherit tools libraries; } // libraries // tools
diff --git a/pkgs/development/compilers/llvm/4/default.nix b/pkgs/development/compilers/llvm/4/default.nix
index c46e520a33df..ae674d1fa8e8 100644
--- a/pkgs/development/compilers/llvm/4/default.nix
+++ b/pkgs/development/compilers/llvm/4/default.nix
@@ -22,7 +22,7 @@ let
     let drv-manpages = drv.override { enableManpages = true; }; in
     drv // { man = drv-manpages.out; /*outputs = drv.outputs ++ ["man"];*/ };
 
-  tools = let
+  tools = stdenv.lib.makeExtensible (tools: let
     callPackage = newScope (tools // { inherit stdenv cmake libxml2 python2 isl release_version version fetch; });
   in {
 
@@ -52,9 +52,9 @@ let
     lld = callPackage ./lld.nix {};
 
     lldb = callPackage ./lldb.nix {};
-  };
+  });
 
-  libraries = let
+  libraries = stdenv.lib.makeExtensible (libraries: let
     callPackage = newScope (libraries // buildLlvmTools // { inherit stdenv cmake libxml2 python2 isl release_version version fetch; });
   in {
 
@@ -67,6 +67,6 @@ let
     libcxxabi = callPackage ./libc++abi.nix {};
 
     openmp = callPackage ./openmp.nix {};
-  };
+  });
 
 in { inherit tools libraries; } // libraries // tools
diff --git a/pkgs/development/compilers/llvm/5/clang/default.nix b/pkgs/development/compilers/llvm/5/clang/default.nix
index 8027733bc527..07738048f8e2 100644
--- a/pkgs/development/compilers/llvm/5/clang/default.nix
+++ b/pkgs/development/compilers/llvm/5/clang/default.nix
@@ -30,10 +30,7 @@ let
       "-DSPHINX_OUTPUT_MAN=ON"
       "-DSPHINX_OUTPUT_HTML=OFF"
       "-DSPHINX_WARNINGS_AS_ERRORS=OFF"
-    ]
-    # Maybe with compiler-rt this won't be needed?
-    ++ stdenv.lib.optional stdenv.isLinux "-DGCC_INSTALL_PREFIX=${gcc}"
-    ++ stdenv.lib.optional (stdenv.cc.libc != null) "-DC_INCLUDE_DIRS=${stdenv.cc.libc}/include";
+    ];
 
     patches = [ ./purity.patch ];
 
@@ -50,13 +47,12 @@ let
 
     outputs = [ "out" "lib" "python" ];
 
+    # Clang expects to find LLVMgold in its own prefix
     postInstall = ''
-      # Clang expects to find LLVMgold in its own prefix
       if [ -e ${llvm}/lib/LLVMgold.so ]; then
         ln -sv ${llvm}/lib/LLVMgold.so $out/lib
       fi
-      # Clang expects to find sanitizer libraries in its own prefix
-      ln -sv ${llvm}/lib/clang/${release_version}/lib $out/lib/clang/${release_version}/
+
       ln -sv $out/bin/clang $out/bin/cpp
 
       # Move libclang to 'lib' output
diff --git a/pkgs/development/compilers/llvm/5/compiler-rt.nix b/pkgs/development/compilers/llvm/5/compiler-rt.nix
new file mode 100644
index 000000000000..19833e4d3d4a
--- /dev/null
+++ b/pkgs/development/compilers/llvm/5/compiler-rt.nix
@@ -0,0 +1,37 @@
+{ stdenv, version, fetch, cmake, python, llvm, libcxxabi }:
+with stdenv.lib;
+stdenv.mkDerivation rec {
+  name = "compiler-rt-${version}";
+  inherit version;
+  src = fetch "compiler-rt" "0ipd4jdxpczgr2w6lzrabymz6dhzj69ywmyybjjc1q397zgrvziy";
+
+  nativeBuildInputs = [ cmake python llvm ];
+  buildInputs = stdenv.lib.optional stdenv.hostPlatform.isDarwin libcxxabi;
+
+  configureFlags = [
+    "-DCOMPILER_RT_DEFAULT_TARGET_ONLY=ON"
+  ];
+
+  outputs = [ "out" "dev" ];
+
+  patches = [
+    ./compiler-rt-codesign.patch # Revert compiler-rt commit that makes codesign mandatory
+  ] ++ optional stdenv.hostPlatform.isMusl ./sanitizers-nongnu.patch;
+
+  # TSAN requires XPC on Darwin, which we have no public/free source files for. We can depend on the Apple frameworks
+  # to get it, but they're unfree. Since LLVM is rather central to the stdenv, we patch out TSAN support so that Hydra
+  # can build this. If we didn't do it, basically the entire nixpkgs on Darwin would have an unfree dependency and we'd
+  # get no binary cache for the entire platform. If you really find yourself wanting the TSAN, make this controllable by
+  # a flag and turn the flag off during the stdenv build.
+  postPatch = stdenv.lib.optionalString stdenv.isDarwin ''
+    substituteInPlace cmake/config-ix.cmake \
+      --replace 'set(COMPILER_RT_HAS_TSAN TRUE)' 'set(COMPILER_RT_HAS_TSAN FALSE)'
+  '';
+
+  # Hack around weird upsream RPATH bug
+  postInstall = stdenv.lib.optionalString stdenv.isDarwin ''
+    ln -s "$out/lib"/*/* "$out/lib"
+  '';
+
+  enableParallelBuilding = true;
+}
diff --git a/pkgs/development/compilers/llvm/5/default.nix b/pkgs/development/compilers/llvm/5/default.nix
index feeadf1f1306..ef2e1c29088f 100644
--- a/pkgs/development/compilers/llvm/5/default.nix
+++ b/pkgs/development/compilers/llvm/5/default.nix
@@ -14,7 +14,6 @@ let
     inherit sha256;
   };
 
-  compiler-rt_src = fetch "compiler-rt" "0ipd4jdxpczgr2w6lzrabymz6dhzj69ywmyybjjc1q397zgrvziy";
   clang-tools-extra_src = fetch "clang-tools-extra" "018b3fiwah8f8br5i26qmzh6sjvzchpn358sn8v079m49f2jldm3";
 
   # Add man output without introducing extra dependencies.
@@ -22,14 +21,21 @@ let
     let drv-manpages = drv.override { enableManpages = true; }; in
     drv // { man = drv-manpages.out; /*outputs = drv.outputs ++ ["man"];*/ };
 
-  tools = let
+  tools = stdenv.lib.makeExtensible (tools: let
     callPackage = newScope (tools // { inherit stdenv cmake libxml2 python2 isl release_version version fetch; });
+    mkExtraBuildCommands = cc: ''
+      rsrc="$out/resource-root"
+      mkdir "$rsrc"
+      ln -s "${cc}/lib/clang/${release_version}/include" "$rsrc"
+      ln -s "${targetLlvmLibraries.compiler-rt.out}/lib" "$rsrc/lib"
+      echo "-resource-dir=$rsrc" >> $out/nix-support/cc-cflags
+    '' + stdenv.lib.optionalString stdenv.targetPlatform.isLinux ''
+      echo "--gcc-toolchain=${tools.clang-unwrapped.gcc}" >> $out/nix-support/cc-cflags
+    '';
   in {
 
-    llvm = overrideManOutput (callPackage ./llvm.nix {
-      inherit compiler-rt_src;
-      inherit (targetLlvmLibraries) libcxxabi;
-    });
+    llvm = overrideManOutput (callPackage ./llvm.nix { });
+
     clang-unwrapped = overrideManOutput (callPackage ./clang {
       inherit clang-tools-extra_src;
     });
@@ -40,25 +46,36 @@ let
 
     clang = if stdenv.cc.isGNU then tools.libstdcxxClang else tools.libcxxClang;
 
-    libstdcxxClang = wrapCCWith {
+    libstdcxxClang = wrapCCWith rec {
       cc = tools.clang-unwrapped;
-      extraPackages = [ libstdcxxHook ];
+      extraPackages = [
+        libstdcxxHook
+        targetLlvmLibraries.compiler-rt
+      ];
+      extraBuildCommands = mkExtraBuildCommands cc;
     };
 
-    libcxxClang = wrapCCWith {
+    libcxxClang = wrapCCWith rec {
       cc = tools.clang-unwrapped;
-      extraPackages = [ targetLlvmLibraries.libcxx targetLlvmLibraries.libcxxabi ];
+      extraPackages = [
+        targetLlvmLibraries.libcxx
+        targetLlvmLibraries.libcxxabi
+        targetLlvmLibraries.compiler-rt
+      ];
+      extraBuildCommands = mkExtraBuildCommands cc;
     };
 
     lld = callPackage ./lld.nix {};
 
     lldb = callPackage ./lldb.nix {};
-  };
+  });
 
-  libraries = let
+  libraries = stdenv.lib.makeExtensible (libraries: let
     callPackage = newScope (libraries // buildLlvmTools // { inherit stdenv cmake libxml2 python2 isl release_version version fetch; });
   in {
 
+    compiler-rt = callPackage ./compiler-rt.nix {};
+
     stdenv = overrideCC stdenv buildLlvmTools.clang;
 
     libcxxStdenv = overrideCC stdenv buildLlvmTools.libcxxClang;
@@ -68,6 +85,6 @@ let
     libcxxabi = callPackage ./libc++abi.nix {};
 
     openmp = callPackage ./openmp.nix {};
-  };
+  });
 
 in { inherit tools libraries; } // libraries // tools
diff --git a/pkgs/development/compilers/llvm/5/llvm.nix b/pkgs/development/compilers/llvm/5/llvm.nix
index 5070de1f48b1..8809859b5905 100644
--- a/pkgs/development/compilers/llvm/5/llvm.nix
+++ b/pkgs/development/compilers/llvm/5/llvm.nix
@@ -11,7 +11,6 @@
 , version
 , release_version
 , zlib
-, compiler-rt_src
 , libcxxabi
 , debugVersion ? false
 , enableManpages ? false
@@ -32,8 +31,6 @@ in stdenv.mkDerivation (rec {
     unpackFile ${src}
     mv llvm-${version}* llvm
     sourceRoot=$PWD/llvm
-    unpackFile ${compiler-rt_src}
-    mv compiler-rt-* $sourceRoot/projects/compiler-rt
   '';
 
   outputs = [ "out" "python" ]
@@ -48,15 +45,7 @@ in stdenv.mkDerivation (rec {
 
   propagatedBuildInputs = [ ncurses zlib ];
 
-  # TSAN requires XPC on Darwin, which we have no public/free source files for. We can depend on the Apple frameworks
-  # to get it, but they're unfree. Since LLVM is rather central to the stdenv, we patch out TSAN support so that Hydra
-  # can build this. If we didn't do it, basically the entire nixpkgs on Darwin would have an unfree dependency and we'd
-  # get no binary cache for the entire platform. If you really find yourself wanting the TSAN, make this controllable by
-  # a flag and turn the flag off during the stdenv build.
   postPatch = stdenv.lib.optionalString stdenv.isDarwin ''
-    substituteInPlace ./projects/compiler-rt/cmake/config-ix.cmake \
-      --replace 'set(COMPILER_RT_HAS_TSAN TRUE)' 'set(COMPILER_RT_HAS_TSAN FALSE)'
-
     substituteInPlace cmake/modules/AddLLVM.cmake \
       --replace 'set(_install_name_dir INSTALL_NAME_DIR "@rpath")' "set(_install_name_dir INSTALL_NAME_DIR "$lib/lib")" \
       --replace 'set(_install_rpath "@loader_path/../lib" ''${extra_libdir})' ""
@@ -70,9 +59,6 @@ in stdenv.mkDerivation (rec {
     substituteInPlace unittests/Support/CMakeLists.txt \
       --replace "Path.cpp" ""
     rm unittests/Support/Path.cpp
-
-    # Revert compiler-rt commit that makes codesign mandatory
-    patch -p1 -i ${./compiler-rt-codesign.patch} -d projects/compiler-rt
   '' + stdenv.lib.optionalString stdenv.isAarch64 ''
     patch -p0 < ${../aarch64.patch}
   '' + stdenv.lib.optionalString stdenv.hostPlatform.isMusl ''
@@ -80,7 +66,6 @@ in stdenv.mkDerivation (rec {
     substituteInPlace unittests/Support/CMakeLists.txt \
       --replace "add_subdirectory(DynamicLibrary)" ""
     rm unittests/Support/DynamicLibrary/DynamicLibraryTest.cpp
-    patch -p1 -i ${./sanitizers-nongnu.patch} -d projects/compiler-rt
   '';
 
   # hacky fix: created binaries need to be run before installation
@@ -95,7 +80,6 @@ in stdenv.mkDerivation (rec {
     "-DLLVM_BUILD_TESTS=ON"
     "-DLLVM_ENABLE_FFI=ON"
     "-DLLVM_ENABLE_RTTI=ON"
-    "-DCOMPILER_RT_INCLUDE_TESTS=OFF" # FIXME: requires clang source code
   ]
   ++ stdenv.lib.optional enableSharedLibraries
     "-DLLVM_LINK_LLVM_DYLIB=ON"
diff --git a/pkgs/development/compilers/llvm/6/compiler-rt.nix b/pkgs/development/compilers/llvm/6/compiler-rt.nix
index 333818f7dbde..88bccca36476 100644
--- a/pkgs/development/compilers/llvm/6/compiler-rt.nix
+++ b/pkgs/development/compilers/llvm/6/compiler-rt.nix
@@ -1,4 +1,4 @@
-{ stdenv, version, fetch, cmake, python, llvm }:
+{ stdenv, version, fetch, cmake, python, llvm, libcxxabi }:
 with stdenv.lib;
 stdenv.mkDerivation rec {
   name = "compiler-rt-${version}";
@@ -6,12 +6,13 @@ stdenv.mkDerivation rec {
   src = fetch "compiler-rt" "16m7rvh3w6vq10iwkjrr1nn293djld3xm62l5zasisaprx117k6h";
 
   nativeBuildInputs = [ cmake python llvm ];
+  buildInputs = stdenv.lib.optional stdenv.hostPlatform.isDarwin libcxxabi;
 
   configureFlags = [
     "-DCOMPILER_RT_DEFAULT_TARGET_ONLY=ON"
   ];
 
-  outputs = [ "dev" "out" ];
+  outputs = [ "out" "dev" ];
 
   patches = [
     ./compiler-rt-codesign.patch # Revert compiler-rt commit that makes codesign mandatory
@@ -27,5 +28,10 @@ stdenv.mkDerivation rec {
       --replace 'set(COMPILER_RT_HAS_TSAN TRUE)' 'set(COMPILER_RT_HAS_TSAN FALSE)'
   '';
 
+  # Hack around weird upsream RPATH bug
+  postInstall = stdenv.lib.optionalString stdenv.isDarwin ''
+    ln -s "$out/lib"/*/* "$out/lib"
+  '';
+
   enableParallelBuilding = true;
 }
diff --git a/pkgs/development/compilers/llvm/6/default.nix b/pkgs/development/compilers/llvm/6/default.nix
index bbac21ef6796..40d602e222ed 100644
--- a/pkgs/development/compilers/llvm/6/default.nix
+++ b/pkgs/development/compilers/llvm/6/default.nix
@@ -21,11 +21,21 @@ let
     let drv-manpages = drv.override { enableManpages = true; }; in
     drv // { man = drv-manpages.out; /*outputs = drv.outputs ++ ["man"];*/ };
 
-  tools = let
+  tools = stdenv.lib.makeExtensible (tools: let
     callPackage = newScope (tools // { inherit stdenv cmake libxml2 python2 isl release_version version fetch; });
+    mkExtraBuildCommands = cc: ''
+      rsrc="$out/resource-root"
+      mkdir "$rsrc"
+      ln -s "${cc}/lib/clang/${release_version}/include" "$rsrc"
+      ln -s "${targetLlvmLibraries.compiler-rt.out}/lib" "$rsrc/lib"
+      echo "-resource-dir=$rsrc" >> $out/nix-support/cc-cflags
+    '' + stdenv.lib.optionalString stdenv.targetPlatform.isLinux ''
+      echo "--gcc-toolchain=${tools.clang-unwrapped.gcc}" >> $out/nix-support/cc-cflags
+    '';
   in {
 
     llvm = overrideManOutput (callPackage ./llvm.nix { });
+
     clang-unwrapped = overrideManOutput (callPackage ./clang {
       inherit clang-tools-extra_src;
     });
@@ -38,16 +48,11 @@ let
 
     libstdcxxClang = wrapCCWith rec {
       cc = tools.clang-unwrapped;
-      extraPackages = [ libstdcxxHook targetLlvmLibraries.compiler-rt ];
-      extraBuildCommands = ''
-        rsrc="$out/resource-root"
-        mkdir "$rsrc"
-        ln -s "${cc}/lib/clang/${release_version}/include" "$rsrc"
-        ln -s "${targetLlvmLibraries.compiler-rt.out}/lib" "$rsrc/lib"
-        echo "-resource-dir=$rsrc" >> $out/nix-support/cc-cflags
-      '' + stdenv.lib.optionalString stdenv.targetPlatform.isLinux ''
-        echo "--gcc-toolchain=${tools.clang-unwrapped.gcc}" >> $out/nix-support/cc-cflags
-      '';
+      extraPackages = [
+        libstdcxxHook
+        targetLlvmLibraries.compiler-rt
+      ];
+      extraBuildCommands = mkExtraBuildCommands cc;
     };
 
     libcxxClang = wrapCCWith rec {
@@ -57,23 +62,15 @@ let
         targetLlvmLibraries.libcxxabi
         targetLlvmLibraries.compiler-rt
       ];
-      extraBuildCommands = ''
-        rsrc="$out/resource-root"
-        mkdir "$rsrc"
-        ln -s "${cc}/lib/clang/${release_version}/include" "$rsrc"
-        ln -s "${targetLlvmLibraries.compiler-rt.out}/lib" "$rsrc/lib"
-        echo "-resource-dir=$rsrc" >> $out/nix-support/cc-cflags
-      '' + stdenv.lib.optionalString stdenv.targetPlatform.isLinux ''
-        echo "--gcc-toolchain=${tools.clang-unwrapped.gcc}" >> $out/nix-support/cc-cflags
-      '';
+      extraBuildCommands = mkExtraBuildCommands cc;
     };
 
     lld = callPackage ./lld.nix {};
 
     lldb = callPackage ./lldb.nix {};
-  };
+  });
 
-  libraries = let
+  libraries = stdenv.lib.makeExtensible (libraries: let
     callPackage = newScope (libraries // buildLlvmTools // { inherit stdenv cmake libxml2 python2 isl release_version version fetch; });
   in {
 
@@ -88,6 +85,6 @@ let
     libcxxabi = callPackage ./libc++abi.nix {};
 
     openmp = callPackage ./openmp.nix {};
-  };
+  });
 
 in { inherit tools libraries; } // libraries // tools
diff --git a/pkgs/development/compilers/ponyc/pony-stable.nix b/pkgs/development/compilers/ponyc/pony-stable.nix
index ce4d44774f69..6a0965360f68 100644
--- a/pkgs/development/compilers/ponyc/pony-stable.nix
+++ b/pkgs/development/compilers/ponyc/pony-stable.nix
@@ -2,13 +2,13 @@
 
 stdenv.mkDerivation rec {
   name = "pony-stable-${version}";
-  version = "0.1.2";
+  version = "0.1.3";
 
   src = fetchFromGitHub {
     owner = "ponylang";
     repo = "pony-stable";
     rev = version;
-    sha256 = "1g0508r66qjx857cb1cycq98b0gw7s1zn1l7bplyj1psk8mqh7kz";
+    sha256 = "0dnj9d35fa0iaka2lsc7cvn9d2qbasknn1c3gbxdyc9drf9vv6kf";
   };
 
   buildInputs = [ ponyc ];
diff --git a/pkgs/development/compilers/smlnj/default.nix b/pkgs/development/compilers/smlnj/default.nix
index 75daad36f762..9b4816bb282e 100644
--- a/pkgs/development/compilers/smlnj/default.nix
+++ b/pkgs/development/compilers/smlnj/default.nix
@@ -38,7 +38,7 @@ in stdenv.mkDerivation {
   '' + stdenv.lib.optionalString stdenv.isDarwin (with darwin; ''
     sed -i '/^[[:space:]]*\*x86-darwin\*)$/,/^[[:space:]]*\*) ;;/ c\
 \  \*x86-darwin\*)\
-\    INCLFILE=${apple_sdk.sdk}/include/unistd.h\
+\    INCLFILE=${stdenv.lib.getDev apple_sdk.sdk}/include/unistd.h\
 \    ;;\
 \  \*) ;;
 ' base/runtime/config/gen-posix-names.sh