rename all occurrences of stdenv.cc.gcc to stdenv.cc.cc

pkgs/applications/audio/google-musicmanager/default.nix

···
   buildPhase = ''
     patchelf \
       --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:${libvorbis}/lib" opt/google/musicmanager/MusicManager
+      --set-rpath "$out/opt/google/musicmanager:${readline}/lib:${ncurses}/lib:${stdenv.cc.libc}/lib:${qt48}/lib:${stdenv.cc.cc}/lib:${libidn}/lib:${expat}/lib:${flac}/lib:${libvorbis}/lib" opt/google/musicmanager/MusicManager
   '';
 
   dontPatchELF = true;

pkgs/applications/audio/spotify/default.nix

···
     pango
     qt4
     sqlite
-    stdenv.cc.gcc
+    stdenv.cc.cc
     xlibs.libX11
     xlibs.libXcomposite
     xlibs.libXdamage
···
 
       mkdir -p $out/bin
 
-      rpath="$out/spotify-client/Data:$out/lib:$out/spotify-client:${stdenv.cc.gcc}/lib64"
+      rpath="$out/spotify-client/Data:$out/lib:$out/spotify-client:${stdenv.cc.cc}/lib64"
 
       ln -s $out/spotify-client/spotify $out/bin/spotify
 

pkgs/applications/editors/atom/default.nix

···
   atomEnv = buildEnv {
     name = "env-atom";
     paths = [
-      stdenv.cc.gcc zlib glib dbus gtk atk pango freetype libgnome_keyring3
+      stdenv.cc.cc 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

pkgs/applications/editors/idea/default.nix

···
         snappyPath="lib/snappy-java-1.0.5"
         7z x -o"$snappyPath" "$snappyPath.jar"
         if [ "${stdenv.system}" == "x86_64-linux" ]; then
-          patchelf --set-rpath ${stdenv.cc.gcc}/lib64 "$snappyPath/org/xerial/snappy/native/Linux/amd64/libsnappyjava.so"
+          patchelf --set-rpath ${stdenv.cc.cc}/lib64 "$snappyPath/org/xerial/snappy/native/Linux/amd64/libsnappyjava.so"
         else
-          patchelf --set-rpath ${stdenv.cc.gcc}/lib "$snappyPath/org/xerial/snappy/native/Linux/i386/libsnappyjava.so"
+          patchelf --set-rpath ${stdenv.cc.cc}/lib "$snappyPath/org/xerial/snappy/native/Linux/i386/libsnappyjava.so"
         fi
         7z a -tzip "$snappyPath.jar" ./"$snappyPath"/*
         rm -vr "$snappyPath"
···
 
       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 : "${stdenv.cc.gcc}/lib/" \
+        --prefix LD_RUN_PATH : "${stdenv.cc.cc}/lib/" \
         --prefix JDK_HOME : "$jdk" \
         --prefix ${hiName}_JDK : "$jdk"
 

pkgs/applications/editors/lighttable/default.nix

···
 
 let
   libPath = stdenv.lib.makeLibraryPath [
-      stdenv.cc.gcc zlib glib dbus gtk atk pango freetype libgnome_keyring3 nss
+      stdenv.cc.cc 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
···
 
     patchelf \
       --interpreter "$(cat $NIX_CC/nix-support/dynamic-linker)" \
-      --set-rpath ${libPath}:${stdenv.cc.gcc}/lib${stdenv.lib.optionalString stdenv.is64bit "64"} \
+      --set-rpath ${libPath}:${stdenv.cc.cc}/lib${stdenv.lib.optionalString stdenv.is64bit "64"} \
       $out/LightTable/ltbin
 
     ln -s ${udev}/lib/libudev.so.1 $out/LightTable/libudev.so.0

pkgs/applications/editors/sublime/default.nix

···
     echo ${libPath}
     patchelf \
       --interpreter "$(cat $NIX_CC/nix-support/dynamic-linker)" \
-      --set-rpath ${libPath}:${stdenv.cc.gcc}/lib${stdenv.lib.optionalString stdenv.is64bit "64"} \
+      --set-rpath ${libPath}:${stdenv.cc.cc}/lib${stdenv.lib.optionalString stdenv.is64bit "64"} \
       $out/sublime/sublime_text
   '';
 

pkgs/applications/editors/sublime3/default.nix

···
       for i in sublime_text plugin_host crash_reporter; do
         patchelf \
           --interpreter "$(cat $NIX_CC/nix-support/dynamic-linker)" \
-          --set-rpath ${libPath}:${stdenv.cc.gcc}/lib${stdenv.lib.optionalString stdenv.is64bit "64"} \
+          --set-rpath ${libPath}:${stdenv.cc.cc}/lib${stdenv.lib.optionalString stdenv.is64bit "64"} \
           $i
       done
     '';
···
       mkdir -p $out
       cp -prvd * $out/
       # Without this, plugin_host crashes, even though it has the rpath
-      wrapProgram $out/plugin_host --prefix LD_PRELOAD : ${stdenv.cc.gcc}/lib${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 : ${stdenv.cc.cc}/lib${stdenv.lib.optionalString stdenv.is64bit "64"}/libgcc_s.so.1:${openssl}/lib/libssl.so:${bzip2}/lib/libbz2.so
     '';
   };
 in stdenv.mkDerivation {

pkgs/applications/misc/adobe-reader/default.nix

···
   # versions.
 
   libPath = stdenv.lib.makeLibraryPath
-    [ stdenv.cc.gcc libX11 zlib libxml2 cups pango atk gtk glib gdk_pixbuf ];
+    [ stdenv.cc.cc libX11 zlib libxml2 cups pango atk gtk glib gdk_pixbuf ];
 
   meta = {
     description = "Adobe Reader, a viewer for PDF documents";

pkgs/applications/misc/googleearth/default.nix

···
   nativeBuildInputs = [
     glibc
     glib
-    stdenv.cc.gcc
+    stdenv.cc.cc
     libSM 
     libICE 
     libXi 

pkgs/applications/networking/browsers/chromium/plugins.nix

···
     '';
 
     patchPhase = let
-      rpaths = [ stdenv.cc.gcc ];
+      rpaths = [ stdenv.cc.cc ];
       mkrpath = p: "${makeSearchPath "lib64" p}:${makeSearchPath "lib" p}";
     in ''
       for sofile in PepperFlash/libpepflashplayer.so \

pkgs/applications/networking/browsers/firefox-bin/default.nix

···
   phases = "unpackPhase installPhase";
 
   libPath = stdenv.lib.makeLibraryPath
-    [ stdenv.cc.gcc
+    [ stdenv.cc.cc
       alsaLib
       atk
       cairo
···
       pulseaudio
       systemd
     ] + ":" + stdenv.lib.makeSearchPath "lib64" [
-      stdenv.cc.gcc
+      stdenv.cc.cc
     ];
 
   # "strip" after "patchelf" may break binaries.

pkgs/applications/networking/browsers/mozilla-plugins/google-talk-plugin/default.nix

···
       xorg.libXfixes
       xorg.libXrender
       xorg.libXrandr
-      stdenv.cc.gcc
+      stdenv.cc.cc
       alsaLib
       pulseaudio
       dbus_glib
···
       cp opt/google/talkplugin/*.so $plugins
 
       for i in libnpgoogletalk.so libppgoogletalk.so libppo1d.so; do
-        patchelf --set-rpath "${makeLibraryPath [ stdenv.cc.gcc xorg.libX11 ]}:${stdenv.cc.gcc}/lib64" $plugins/$i
+        patchelf --set-rpath "${makeLibraryPath [ stdenv.cc.cc xorg.libX11 ]}:${stdenv.cc.cc}/lib64" $plugins/$i
       done
 
       for i in libgoogletalkremoting.so libnpo1d.so; do
-        patchelf --set-rpath "$out/libexec/google/talkplugin/lib:${rpathPlugin}:${stdenv.cc.gcc}/lib64" $plugins/$i
+        patchelf --set-rpath "$out/libexec/google/talkplugin/lib:${rpathPlugin}:${stdenv.cc.cc}/lib64" $plugins/$i
       done
 
       mkdir -p $out/libexec/google/talkplugin
···
 
       patchelf \
         --set-interpreter "$(cat $NIX_CC/nix-support/dynamic-linker)" \
-        --set-rpath "${rpathProgram}:${stdenv.cc.gcc}/lib64" \
+        --set-rpath "${rpathProgram}:${stdenv.cc.cc}/lib64" \
         $out/libexec/google/talkplugin/GoogleTalkPlugin
 
       # Generate an LD_PRELOAD wrapper to redirect execvp() calls to

pkgs/applications/networking/browsers/opera/default.nix

···
 , kdeSupport ? false, qt4, kdelibs
 }:
 
-assert stdenv.isLinux && stdenv.cc.gcc != null && stdenv.cc.libc != null;
+assert stdenv.isLinux && stdenv.cc.cc.isGNU or false && stdenv.cc.libc != null;
 
 let
   mirror = http://get.geo.opera.com/pub/opera;
···
     '';
 
   buildInputs =
-    [ stdenv.cc.gcc stdenv.cc.libc zlib libX11 libXt libXext libSM libICE
+    [ stdenv.cc.cc stdenv.cc.libc zlib libX11 libXt libXext libSM libICE
       libXft freetype fontconfig libXrender libuuid expat
       gstreamer libxml2 gst_plugins_base
     ]

pkgs/applications/networking/instant-messengers/baresip/default.nix

···
     "USE_BV32=" "USE_COREAUDIO=" "USE_G711=" "USE_G722=" "USE_G722_1=" 
     "USE_ILBC=" "USE_OPUS=" "USE_SILK=" 
   ]
-  ++ stdenv.lib.optional (stdenv.cc.gcc != null) "SYSROOT_ALT=${stdenv.cc.gcc}"
+  ++ stdenv.lib.optional (stdenv.cc.cc != null) "SYSROOT_ALT=${stdenv.cc.cc}"
   ++ stdenv.lib.optional (stdenv.cc.libc != null) "SYSROOT=${stdenv.cc.libc}"
   ;
   NIX_CFLAGS_COMPILE='' -I${librem}/include/rem -I${gsm}/include/gsm '';

pkgs/applications/networking/instant-messengers/fuze/default.nix

···
   libPath =
     stdenv.lib.makeLibraryPath [
       openssl alsaLib libXext libXfixes libXrandr libjpeg curl_custom
-      libX11 libXmu libXv qt4 libXtst mesa stdenv.cc.gcc zlib
+      libX11 libXmu libXv qt4 libXtst mesa stdenv.cc.cc zlib
       gnome.GConf libidn rtmpdump c-ares openldap
     ];
   buildCommand = ''

pkgs/applications/networking/instant-messengers/hipchat/default.nix

···
     xz
     libcanberra
     xcbutilkeysyms
-  ] + ":${stdenv.cc.gcc}/lib${stdenv.lib.optionalString stdenv.is64bit "64"}";
+  ] + ":${stdenv.cc.cc}/lib${stdenv.lib.optionalString stdenv.is64bit "64"}";
 
   src =
     if stdenv.system == "x86_64-linux" then

pkgs/applications/networking/instant-messengers/skype/default.nix

···
 
   buildInputs = [
     stdenv.glibc
-    stdenv.cc.gcc
+    stdenv.cc.cc
     libXv
     libXext
     libX11

pkgs/applications/networking/mailreaders/thunderbird-bin/default.nix

···
   phases = "unpackPhase installPhase";
 
   libPath = stdenv.lib.makeLibraryPath
-    [ stdenv.cc.gcc
+    [ stdenv.cc.cc
       gconf
       alsaLib
       at_spi2_atk
···
       nss
       pango
     ] + ":" + stdenv.lib.makeSearchPath "lib64" [
-      stdenv.cc.gcc
+      stdenv.cc.cc
     ];
 
   installPhase =

pkgs/applications/networking/remote/teamviewer/8.nix

···
   topath = "${wineUnstable}/bin";
 
   toldpath = stdenv.lib.concatStringsSep ":" (map (x: "${x}/lib") 
-    [ stdenv.cc.gcc libX11 libXtst libXext libXdamage libXfixes wineUnstable ]);
+    [ stdenv.cc.cc libX11 libXtst libXext libXdamage libXfixes wineUnstable ]);
 in
 stdenv.mkDerivation {
   name = "teamviewer-8.0.17147";
···
     EOF
     chmod +x $out/bin/teamviewer
 
-    patchelf --set-rpath "${stdenv.cc.gcc}/lib64:${stdenv.cc.gcc}/lib:${libX11}/lib:${libXext}/lib:${libXau}/lib:${libXdamage}/lib:${libXfixes}/lib" $out/share/teamviewer8/tv_bin/teamviewerd
+    patchelf --set-rpath "${stdenv.cc.cc}/lib64:${stdenv.cc.cc}/lib:${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/
   '';

pkgs/applications/networking/remote/teamviewer/9.nix

···
   topath = "${wineUnstable}/bin";
 
   toldpath = stdenv.lib.concatStringsSep ":" (map (x: "${x}/lib") 
-    [ stdenv.cc.gcc libX11 libXtst libXext libXdamage libXfixes wineUnstable ]);
+    [ stdenv.cc.cc libX11 libXtst libXext libXdamage libXfixes wineUnstable ]);
 in
 stdenv.mkDerivation {
   name = "teamviewer-9.0.32150";
···
     EOF
     chmod +x $out/bin/teamviewer
 
-    patchelf --set-rpath "${stdenv.cc.gcc}/lib64:${stdenv.cc.gcc}/lib:${libX11}/lib:${libXext}/lib:${libXau}/lib:${libXdamage}/lib:${libXfixes}/lib" $out/share/teamviewer9/tv_bin/teamviewerd
+    patchelf --set-rpath "${stdenv.cc.cc}/lib64:${stdenv.cc.cc}/lib:${libX11}/lib:${libXext}/lib:${libXau}/lib:${libXdamage}/lib:${libXfixes}/lib" $out/share/teamviewer9/tv_bin/teamviewerd
     patchelf --set-interpreter "$(cat $NIX_CC/nix-support/dynamic-linker)" $out/share/teamviewer9/tv_bin/teamviewerd
     ln -s $out/share/teamviewer9/tv_bin/teamviewerd $out/bin/
   '';

pkgs/applications/networking/remote/teamviewer/default.nix

···
   topath = "${wine}/bin";
 
   toldpath = stdenv.lib.concatStringsSep ":" (map (x: "${x}/lib") 
-    [ stdenv.cc.gcc libX11 libXtst libXext libXdamage libXfixes wine ]);
+    [ stdenv.cc.cc libX11 libXtst libXext libXdamage libXfixes wine ]);
 in
 stdenv.mkDerivation {
   name = "teamviewer-7.0.9377";

pkgs/applications/office/zotero/firefox-bin/default.nix

···
   phases = "unpackPhase installPhase";
 
   libPath = stdenv.lib.makeLibraryPath
-    [ stdenv.cc.gcc
+    [ stdenv.cc.cc
       alsaLib
       atk
       cairo
···
       pulseaudio
       systemd
     ] + ":" + stdenv.lib.makeSearchPath "lib64" [
-      stdenv.cc.gcc
+      stdenv.cc.cc
     ];
 
   # "strip" after "patchelf" may break binaries.

pkgs/applications/science/electronics/eagle/default.nix

···
     mkdir -p "$out"/bin
     cat > "$out"/bin/eagle << EOF
     #!${stdenv.shell}
-    export LD_LIBRARY_PATH="${stdenv.cc.gcc}/lib:${libPath}"
+    export LD_LIBRARY_PATH="${stdenv.cc.cc}/lib:${libPath}"
     export LD_PRELOAD="$out/lib/eagle_fixer.so"
     exec "$dynlinker" "$out/eagle-${version}/bin/eagle" "\$@"
     EOF

pkgs/applications/science/logic/verifast/default.nix

···
 
 let
   libPath = stdenv.lib.makeLibraryPath
-    [ stdenv.cc.libc stdenv.cc.gcc gtk gdk_pixbuf atk pango glib cairo
+    [ stdenv.cc.libc stdenv.cc.cc gtk gdk_pixbuf atk pango glib cairo
       freetype fontconfig libxml2 gnome2.gtksourceview
-    ] + ":${stdenv.cc.gcc}/lib64";
+    ] + ":${stdenv.cc.cc}/lib64";
 
   patchExe = x: ''
     patchelf --interpreter "$(cat $NIX_CC/nix-support/dynamic-linker)" \

pkgs/applications/video/makemkv/default.nix

···
 
   buildInputs = [openssl qt4 mesa zlib pkgconfig libav];
 
-  libPath = stdenv.lib.makeLibraryPath [stdenv.cc.gcc openssl mesa qt4 zlib ] 
-          + ":" + stdenv.cc.gcc + "/lib64";
+  libPath = stdenv.lib.makeLibraryPath [stdenv.cc.cc openssl mesa qt4 zlib ] 
+          + ":" + stdenv.cc.cc + "/lib64";
 
   meta = with stdenv.lib; {
     description = "convert blu-ray and dvd to mkv";

pkgs/applications/virtualization/virtualbox/guest-additions/default.nix

···
         ''
         else throw ("Architecture: "+stdenv.system+" not supported for VirtualBox guest additions")
         }
-        patchelf --set-rpath ${stdenv.cc.gcc}/lib:${dbus}/lib:${libX11}/lib:${libXt}/lib:${libXext}/lib:${libXmu}/lib:${libXfixes}/lib:${libXrandr}/lib:${libXcursor}/lib $i
+        patchelf --set-rpath ${stdenv.cc.cc}/lib:${dbus}/lib:${libX11}/lib:${libXt}/lib:${libXext}/lib:${libXmu}/lib:${libXfixes}/lib:${libXrandr}/lib:${libXcursor}/lib $i
     done
 
     for i in lib/VBoxOGL*.so

pkgs/development/compilers/cryptol/1.8.x.nix

···
 
   libPath = stdenv.lib.makeLibraryPath
     [ stdenv.cc.libc
-      stdenv.cc.gcc
+      stdenv.cc.cc
       gmp4
       ncurses
       zlib
-    ] + ":${stdenv.cc.gcc}/lib64";
+    ] + ":${stdenv.cc.cc}/lib64";
 
   cryptol-bin =
     if stdenv.system == "i686-linux"

pkgs/development/compilers/cudatoolkit/5.5.nix

···
     gtk2 glib fontconfig freetype unixODBC alsaLib
   ];
 
-  rpath = "${stdenv.lib.makeLibraryPath runtimeDependencies}:${stdenv.cc.gcc}/lib64";
+  rpath = "${stdenv.lib.makeLibraryPath runtimeDependencies}:${stdenv.cc.cc}/lib64";
 
   unpackPhase = ''
     sh $src --keep --noexec

pkgs/development/compilers/cudatoolkit/6.0.nix

···
     gtk2 glib fontconfig freetype unixODBC alsaLib
   ];
 
-  rpath = "${stdenv.lib.makeLibraryPath runtimeDependencies}:${stdenv.cc.gcc}/lib64";
+  rpath = "${stdenv.lib.makeLibraryPath runtimeDependencies}:${stdenv.cc.cc}/lib64";
 
   unpackPhase = ''
     sh $src --keep --noexec

pkgs/development/compilers/gcl/default.nix

···
 
 (
 assert a.stdenv ? cc ;
-assert a.stdenv.cc ? gcc ;
+assert a.stdenv.cc.cc.isGNU or false ;
 assert a.stdenv.cc ? libc ;
-assert a.stdenv.cc.gcc != null ;
 assert a.stdenv.cc.libc != null ;
 
 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.cc.gcc}/include -I${a.stdenv.cc.libc}/include ^g' -i makefile
+    sed -re 's^([ \t])cpp ^\1cpp -I${a.stdenv.cc.cc}/include -I${a.stdenv.cc.libc}/include ^g' -i makefile
   '') ["minInit" "doUnpack" "addInputs"];
 
   /* doConfigure should be removed if not needed */

pkgs/development/compilers/julia/0.2.1.nix

···
  , tcl, tk, xproto, libX11, git, mpfr
  } :
 let
-  realGcc = stdenv.cc.gcc;
+  realGcc = stdenv.cc.cc;
 in
 stdenv.mkDerivation rec {
   pname = "julia";

pkgs/development/compilers/julia/0.3.5.nix

···
 assert stdenv.isLinux; 
 
 let
-  realGcc = stdenv.cc.gcc;
+  realGcc = stdenv.cc.cc;
 in
 stdenv.mkDerivation rec {
   pname = "julia";

pkgs/development/compilers/llvm/3.3/clang.nix

···
 
 let
   version = "3.3";
-  gccReal = if (stdenv.cc.gcc or null) == null then stdenv.cc else stdenv.cc.gcc;
+  gccReal = if (stdenv.cc.cc or null) == null then stdenv.cc else stdenv.cc.cc;
 in
 
 stdenv.mkDerivation {
···
       sha256 = "15mrvw43s4frk1j49qr4v5viq68h8qlf10qs6ghd6mrsmgj5vddi";
   };
 
-  passthru = { gcc = stdenv.cc.gcc; };
+  passthru = { cc = stdenv.cc.cc; };
 
   meta = {
     homepage = http://clang.llvm.org/;

pkgs/development/compilers/llvm/3.4/clang.nix

···
     "-DCLANG_PATH_TO_LLVM_BUILD=${llvm}"
   ] ++
   (stdenv.lib.optional (stdenv.cc.libc != null) "-DC_INCLUDE_DIRS=${stdenv.cc.libc}/include") ++
-  (stdenv.lib.optional (stdenv.cc.gcc != null) "-DGCC_INSTALL_PREFIX=${stdenv.cc.gcc}");
+  (stdenv.lib.optional (stdenv.cc.cc != null) "-DGCC_INSTALL_PREFIX=${stdenv.cc.cc}");
 
   # Clang expects to find LLVMgold in its own prefix
   # Clang expects to find sanitizer libraries in its own prefix
···
     ln -sv ${llvm}/lib/clang/${version}/lib $out/lib/clang/${version}/
   '';
 
-  passthru.gcc = stdenv.cc.gcc;
+  passthru.cc = stdenv.cc.cc;
 
   enableParallelBuilding = true;
 

pkgs/development/compilers/mozart/binary.nix

···
   };
 
   libPath = stdenv.lib.makeLibraryPath
-    [stdenv.cc.gcc emacs tk tcl boost gmp];
+    [stdenv.cc.cc emacs tk tcl boost gmp];
 
   builder = ./builder.sh;
 

pkgs/development/compilers/oraclejdk/jdk-linux-base.nix

···
    */
   libraries =
     [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 []);
+    (if swingSupport then [xlibs.libX11 xlibs.libXext xlibs.libXtst xlibs.libXi xlibs.libXp xlibs.libXt xlibs.libXrender stdenv.cc.cc] else []);
 
   passthru.mozillaPlugin = if installjdk then "/jre/lib/${architecture}/plugins" else "/lib/${architecture}/plugins";
 

pkgs/development/compilers/rustc/0.12.nix

···
       cp -r bin "$out/bin"
     '' + (if stdenv.isLinux then ''
       patchelf --interpreter "${stdenv.glibc}/lib/${stdenv.cc.dynamicLinker}" \
-               --set-rpath "${stdenv.cc.gcc}/lib/:${stdenv.cc.gcc}/lib64/" \
+               --set-rpath "${stdenv.cc.cc}/lib/:${stdenv.cc.cc}/lib64/" \
                "$out/bin/rustc"
     '' else "");
   };

pkgs/development/compilers/rustc/head.nix

···
       cp -r bin "$out/bin"
     '' + (if stdenv.isLinux then ''
       patchelf --interpreter "${stdenv.glibc}/lib/${stdenv.cc.dynamicLinker}" \
-               --set-rpath "${stdenv.cc.gcc}/lib/:${stdenv.cc.gcc}/lib64/" \
+               --set-rpath "${stdenv.cc.cc}/lib/:${stdenv.cc.cc}/lib64/" \
                "$out/bin/rustc"
     '' else "");
   };

pkgs/development/guile-modules/guile-lib/default.nix

···
 {stdenv, fetchurl, guile, texinfo}:
 
-assert stdenv ? cc && stdenv.cc ? gcc && stdenv.cc.gcc != null;
+assert stdenv ? cc && stdenv.cc.cc.isGNU or false;
 
 stdenv.mkDerivation rec {
   name = "guile-lib-0.2.2";
···
 
   preCheck =
     # Make `libgcc_s.so' visible for `pthread_cancel'.
-    '' export LD_LIBRARY_PATH="$(dirname $(echo ${stdenv.cc.gcc}/lib*/libgcc_s.so)):$LD_LIBRARY_PATH"
+    '' export LD_LIBRARY_PATH="$(dirname $(echo ${stdenv.cc.cc}/lib*/libgcc_s.so)):$LD_LIBRARY_PATH"
     '';
 
   meta = {

pkgs/development/interpreters/dart/default.nix

···
         sha256 = "00935c4vxfj2h3x354g75qdazswwissbwc7kj5k05l1m3lizikf6";
       };
  
-  libPath = stdenv.lib.makeLibraryPath [ stdenv.cc.gcc ];
+  libPath = stdenv.lib.makeLibraryPath [ stdenv.cc.cc ];
  
   dontStrip = true;
-}
+}

pkgs/development/libraries/fmod/default.nix

···
   bits = stdenv.lib.optionalString (stdenv.system == "x86_64-linux") "64";
 
   libPath = stdenv.lib.makeLibraryPath
-    [ stdenv.cc.libc stdenv.cc.gcc ] + ":${stdenv.cc.gcc}/lib64";
+    [ stdenv.cc.libc stdenv.cc.cc ] + ":${stdenv.cc.cc}/lib64";
   patchLib = x: "patchelf --set-rpath ${libPath} ${x}";
 in
 stdenv.mkDerivation rec {

pkgs/development/libraries/glib/default.nix

···
 
 with stdenv.lib;
 
-assert !stdenv.isDarwin -> stdenv.cc ? gcc;
+assert !stdenv.isDarwin -> stdenv.cc.cc.isGNU or false;
 
 # TODO:
 # * Add gio-module-fam

pkgs/development/libraries/glibc/default.nix

···
     # libgcc_s will not be at {gcc}/lib, and gcc's libgcc will be found without
     # any special hack.
     preInstall = ''
-      if [ -f ${stdenv.cc.gcc}/lib/libgcc_s.so.1 ]; then
+      if [ -f ${stdenv.cc.cc}/lib/libgcc_s.so.1 ]; then
           mkdir -p $out/lib
-          cp ${stdenv.cc.gcc}/lib/libgcc_s.so.1 $out/lib/libgcc_s.so.1
+          cp ${stdenv.cc.cc}/lib/libgcc_s.so.1 $out/lib/libgcc_s.so.1
       fi
     '';
 

pkgs/development/libraries/libre/default.nix

···
     "USE_ZLIB=1" "USE_OPENSSL=1" 
     ''PREFIX=$(out)''
   ]
-  ++ stdenv.lib.optional (stdenv.cc.gcc != null) "SYSROOT_ALT=${stdenv.cc.gcc}"
+  ++ stdenv.lib.optional (stdenv.cc.cc != null) "SYSROOT_ALT=${stdenv.cc.cc}"
   ++ stdenv.lib.optional (stdenv.cc.libc != null) "SYSROOT=${stdenv.cc.libc}"
   ;
   meta = {

pkgs/development/libraries/librem/default.nix

···
     "LIBRE_INC=${libre}/include/re"
     ''PREFIX=$(out)''
   ]
-  ++ stdenv.lib.optional (stdenv.cc.gcc != null) "SYSROOT_ALT=${stdenv.cc.gcc}"
+  ++ stdenv.lib.optional (stdenv.cc.cc != null) "SYSROOT_ALT=${stdenv.cc.cc}"
   ++ stdenv.lib.optional (stdenv.cc.libc != null) "SYSROOT=${stdenv.cc.libc}"
   ;
   meta = {

pkgs/development/libraries/v8/default.nix

···
   '';
 
   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.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
+    install_name_tool -change /usr/local/lib/libv8.dylib $out/lib/libv8.dylib -change /usr/lib/libgcc_s.1.dylib ${stdenv.cc.cc}/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.cc}/lib/libgcc_s.1.dylib $out/lib/libv8.dylib
   '' else null;
 
   meta = with stdenv.lib; {

pkgs/development/libraries/wtk/default.nix

···
 
   buildInputs = [ unzip ];
 
-  libraries = [ xlibs.libXpm xlibs.libXt xlibs.libX11 xlibs.libICE xlibs.libSM stdenv.cc.gcc ];
+  libraries = [ xlibs.libXpm xlibs.libXt xlibs.libX11 xlibs.libICE xlibs.libSM stdenv.cc.cc ];
 
   meta = {
     homepage = http://java.sun.com/products/sjwtoolkit/download.html;

pkgs/development/misc/amdapp-sdk/default.nix

···
 
     # Create wrappers
     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
+    patchelf --set-rpath ${stdenv.cc.cc}/lib64:${stdenv.cc.cc}/lib $out/bin/clinfo
 
     # Fix modes
     find "$out/" -type f -exec chmod 644 {} \;

pkgs/development/mobile/androidenv/androidsdk.nix

···
         for i in emulator64-arm emulator64-mips emulator64-x86
         do
             patchelf --set-interpreter ${stdenv.cc.libc}/lib/ld-linux-x86-64.so.2 $i
-            patchelf --set-rpath ${stdenv.cc.gcc}/lib64 $i
+            patchelf --set-rpath ${stdenv.cc.cc}/lib64 $i
         done
       ''}
       
···
         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.cc.gcc}/lib
+          --prefix LD_LIBRARY_PATH : ${gtk}/lib:${atk}/lib:${stdenv.cc.cc}/lib
 
         cd ../..
       ''
···
         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.cc.gcc}/lib
+          --prefix LD_LIBRARY_PATH : ${gtk}/lib:${atk}/lib:${stdenv.cc.cc}/lib
 
         cd ../..
       ''

pkgs/development/tools/atom-shell/default.nix

···
   atomEnv = buildEnv {
     name = "env-atom";
     paths = [
-      stdenv.cc.gcc zlib glib dbus gtk atk pango freetype libgnome_keyring3
+      stdenv.cc.cc 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

pkgs/development/tools/build-managers/cargo/snapshot.nix

···
     cp -r bin "$out/bin"
   '' + (if stdenv.isLinux then ''
     patchelf --interpreter "${stdenv.glibc}/lib/${stdenv.cc.dynamicLinker}" \
-             --set-rpath "${stdenv.cc.gcc}/lib/:${stdenv.cc.gcc}/lib64/:${zlib}/lib" \
+             --set-rpath "${stdenv.cc.cc}/lib/:${stdenv.cc.cc}/lib64/:${zlib}/lib" \
              "$out/bin/cargo"
   '' else "");
 }

pkgs/development/tools/misc/saleae-logic/default.nix

···
 
     # Patch it
     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"
+    patchelf --set-rpath "${stdenv.cc.cc}/lib:${stdenv.cc.cc}/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"

pkgs/development/tools/node-webkit/default.nix

···
     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.cc.gcc
+      xlibs.libXext xlibs.libXfixes nss nspr gconf expat dbus stdenv.cc.cc
       xlibs.libXtst xlibs.libXi
     ];
   };

pkgs/development/tools/phantomjs/default.nix

···
   buildPhase = if stdenv.isDarwin then "" else ''
     patchelf \
       --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" \
+      --set-rpath "${freetype}/lib:${fontconfig}/lib:${stdenv.cc.cc}/lib64:${stdenv.cc.cc}/lib:${openssl}/lib" \
       bin/phantomjs
   '';
 

pkgs/games/adom/default.nix

···
 
   inherit (xlibs) libXext libX11;
 
-  lpath = "${stdenv.cc.gcc}/lib64:" + stdenv.lib.makeSearchPath "lib" [
+  lpath = "${stdenv.cc.cc}/lib64:" + stdenv.lib.makeSearchPath "lib" [
       zlib libmad libpng12 libcaca libXext libX11 mesa alsaLib pulseaudio];
 
 in

pkgs/games/andyetitmoves/default.nix

···
     mkdir -p $out/{opt/andyetitmoves,bin}
     cp -r * $out/opt/andyetitmoves/
 
-    fullPath=${stdenv.cc.gcc}/lib64
+    fullPath=${stdenv.cc.cc}/lib64
     for i in $nativeBuildInputs; do
       fullPath=$fullPath''${fullPath:+:}$i/lib
     done

pkgs/games/dwarf-fortress/default.nix

···
     # Store the original hash for dwarf-therapist 
     echo $(md5sum $out/share/df_linux/libs/Dwarf_Fortress | cut -c1-8) > $out/share/df_linux/hash.md5.orig
     # Fix rpath
-    patchelf --set-rpath "${stdenv.lib.makeLibraryPath [ stdenv.cc.gcc stdenv.glibc ]}:$out/share/df_linux/libs"  $out/share/df_linux/libs/Dwarf_Fortress
+    patchelf --set-rpath "${stdenv.lib.makeLibraryPath [ stdenv.cc.cc stdenv.glibc ]}:$out/share/df_linux/libs"  $out/share/df_linux/libs/Dwarf_Fortress
     cp -f ./${srcs.df_unfuck.name}/build/libgraphics.so $out/share/df_linux/libs/libgraphics.so
 
     cp $permission $out/share/df_linux/nix_permission

pkgs/games/gsb/default.nix

···
   phases = "unpackPhase installPhase";
 
   # XXX: stdenv.lib.makeLibraryPath doesn't pick up /lib64
-  libPath = stdenv.lib.makeLibraryPath [ stdenv.cc.gcc stdenv.cc.libc ] 
+  libPath = stdenv.lib.makeLibraryPath [ stdenv.cc.cc 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.cc.gcc + "/lib64";
+    + ":" + stdenv.cc.cc + "/lib64";
 
   installPhase = ''
     mkdir -p $out/libexec/positech/GSB/

pkgs/games/megaglest/default.nix

···
     name = "megaglest-lib-env";
     paths = [ SDL xlibs.libSM xlibs.libICE xlibs.libX11 xlibs.libXext
       xercesc openal libvorbis lua libjpeg libpng curl fontconfig ftgl freetype
-      stdenv.cc.gcc glew mesa_glu mesa_drivers wxGTK ];
+      stdenv.cc.cc glew mesa_glu mesa_drivers wxGTK ];
   };
   path-env = buildEnv {
     name = "megaglest-path-env";

pkgs/games/oilrush/default.nix

···
     do
       patchelf --set-interpreter "$(cat $NIX_CC/nix-support/dynamic-linker)" $f
     done
-    patchelf --set-rpath ${stdenv.cc.gcc}/lib64:${stdenv.cc.gcc}/lib:${libX11}/lib:${libXext}/lib:${libXrender}/lib:${fontconfig}/lib:${freetype}/lib\
+    patchelf --set-rpath ${stdenv.cc.cc}/lib64:${stdenv.cc.cc}/lib:${libX11}/lib:${libXext}/lib:${libXrender}/lib:${fontconfig}/lib:${freetype}/lib\
              launcher_$arch
-    patchelf --set-rpath ${stdenv.cc.gcc}/lib64:${stdenv.cc.gcc}/lib\
+    patchelf --set-rpath ${stdenv.cc.cc}/lib64:${stdenv.cc.cc}/lib\
              libNetwork_$arch.so
-    patchelf --set-rpath ${stdenv.cc.gcc}/lib64:${stdenv.cc.gcc}/lib\
+    patchelf --set-rpath ${stdenv.cc.cc}/lib64:${stdenv.cc.cc}/lib\
              libQtCoreUnigine_$arch.so.4
-    patchelf --set-rpath ${stdenv.cc.gcc}/lib64:${stdenv.cc.gcc}/lib:${libX11}/lib:${libXext}/lib:${libXrender}/lib:${fontconfig}/lib:${freetype}/lib\
+    patchelf --set-rpath ${stdenv.cc.cc}/lib64:${stdenv.cc.cc}/lib:${libX11}/lib:${libXext}/lib:${libXrender}/lib:${fontconfig}/lib:${freetype}/lib\
              libQtGuiUnigine_$arch.so.4
-    patchelf --set-rpath ${stdenv.cc.gcc}/lib64:${stdenv.cc.gcc}/lib\
+    patchelf --set-rpath ${stdenv.cc.cc}/lib64:${stdenv.cc.cc}/lib\
              libQtNetworkUnigine_$arch.so.4
-    patchelf --set-rpath ${stdenv.cc.gcc}/lib64:${stdenv.cc.gcc}/lib:${libX11}/lib:${libXext}/lib:${libXrender}/lib:${fontconfig}/lib:${freetype}/lib\
+    patchelf --set-rpath ${stdenv.cc.cc}/lib64:${stdenv.cc.cc}/lib:${libX11}/lib:${libXext}/lib:${libXrender}/lib:${fontconfig}/lib:${freetype}/lib\
              libQtWebKitUnigine_$arch.so.4
-    patchelf --set-rpath ${stdenv.cc.gcc}/lib64:${stdenv.cc.gcc}/lib\
+    patchelf --set-rpath ${stdenv.cc.cc}/lib64:${stdenv.cc.cc}/lib\
              libQtXmlUnigine_$arch.so.4
-    patchelf --set-rpath ${stdenv.cc.gcc}/lib64:${stdenv.cc.gcc}/lib\
+    patchelf --set-rpath ${stdenv.cc.cc}/lib64:${stdenv.cc.cc}/lib\
              libRakNet_$arch.so
-    patchelf --set-rpath ${stdenv.cc.gcc}/lib64:${stdenv.cc.gcc}/lib:${libX11}/lib:${libXext}/lib:${libXinerama}/lib:${libXrandr}/lib\
+    patchelf --set-rpath ${stdenv.cc.cc}/lib64:${stdenv.cc.cc}/lib:${libX11}/lib:${libXext}/lib:${libXinerama}/lib:${libXrandr}/lib\
              libUnigine_$arch.so
-    patchelf --set-rpath ${stdenv.cc.gcc}/lib64:${stdenv.cc.gcc}/lib:${libX11}/lib:${libXext}/lib:${libXinerama}/lib:${libXrandr}/lib\
+    patchelf --set-rpath ${stdenv.cc.cc}/lib64:${stdenv.cc.cc}/lib:${libX11}/lib:${libXext}/lib:${libXinerama}/lib:${libXrandr}/lib\
              OilRush_$arch
   '';
   installPhase = ''

pkgs/games/planetaryannihilation/default.nix

···
     ln -s ${systemd}/lib/libudev.so.1 $out/lib/libudev.so.0
 
     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" "$out/host/CoherentUI_Host.bin" 
+    patchelf --set-interpreter "$(cat $NIX_CC/nix-support/dynamic-linker)" --set-rpath "${stdenv.lib.makeLibraryPath [ stdenv.cc.cc xlibs.libXdamage xorg.libXfixes gtk glib stdenv.glibc "$out" xlibs.libXext pango udev xlibs.libX11 xlibs.libXcomposite alsaLib atk nspr fontconfig cairo pango nss freetype gnome3.gconf gdk_pixbuf xlibs.libXrender ]}:{stdenv.cc.cc}/lib64:${stdenv.glibc}/lib64" "$out/host/CoherentUI_Host.bin" 
 
-    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"
+    wrapProgram $out/PA --prefix LD_LIBRARY_PATH : "${stdenv.lib.makeLibraryPath [ stdenv.cc.cc stdenv.glibc xlibs.libX11 xlibs.libXcursor gtk glib curl "$out" ]}:${stdenv.cc.cc}/lib64:${stdenv.glibc}/lib64"
 
     for f in $out/lib/*; do
-      patchelf --set-rpath "${stdenv.lib.makeLibraryPath [ stdenv.cc.gcc curl xlibs.libX11 stdenv.glibc xlibs.libXcursor "$out" ]}:${stdenv.cc.gcc}/lib64:${stdenv.glibc}/lib64" $f
+      patchelf --set-rpath "${stdenv.lib.makeLibraryPath [ stdenv.cc.cc curl xlibs.libX11 stdenv.glibc xlibs.libXcursor "$out" ]}:${stdenv.cc.cc}/lib64:${stdenv.glibc}/lib64" $f
     done
   '';
 

pkgs/games/quake3/wrapper/default.nix

···
   
   inherit game paks mesa name;
 
-  gcc = stdenv.cc.gcc;
+  gcc = stdenv.cc.cc;
   
   meta = {
     inherit description;

pkgs/games/sdlmame/default.nix

···
   installPhase = ''
     patchelf \
       --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" \
+      --set-rpath "${alsaLib}/lib:${qt48}/lib:${SDL}/lib:${fontconfig}/lib:${freetype}/lib:${SDL_ttf}/lib:${xlibs.libX11}/lib:${xlibs.libXinerama}/lib:${stdenv.cc.cc}/lib" \
       share/sdlmame/sdlmame
 
     mkdir -p "$out/bin"

pkgs/games/spring/default.nix

···
 
   postInstall = ''
     wrapProgram "$out/bin/spring" \
-      --prefix LD_LIBRARY_PATH : "${stdenv.cc.gcc}/lib::${systemd}/lib"
+      --prefix LD_LIBRARY_PATH : "${stdenv.cc.cc}/lib::${systemd}/lib"
   '';
 
   meta = with stdenv.lib; {

pkgs/games/tibia/default.nix

···
     cp -r * $out/res
 
     patchelf --set-interpreter ${glibc}/lib/ld-linux.so.2 \
-             --set-rpath ${stdenv.cc.gcc}/lib:${libX11}/lib:${mesa}/lib \
+             --set-rpath ${stdenv.cc.cc}/lib:${libX11}/lib:${mesa}/lib \
              "$out/res/Tibia"
 
     # We've patchelf'd the files. The main ‘Tibia’ binary is a bit

pkgs/games/ue4demos/default.nix

···
 
       rtdeps = stdenv.lib.makeLibraryPath
         [ xlibs.libXxf86vm xlibs.libXext openal ]
-        + ":" + stdenv.lib.makeSearchPath "lib64" [ stdenv.cc.gcc ];
+        + ":" + stdenv.lib.makeSearchPath "lib64" [ stdenv.cc.cc ];
 
       buildCommand =
       ''

pkgs/games/ultrastardx/default.nix

···
   # 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.cc.gcc}/lib64 -rpath ${stdenv.cc.gcc}/lib"
+    export NIX_LDFLAGS="$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.cc}/lib64 -rpath ${stdenv.cc.cc}/lib"
 
     sed -i 414,424d Makefile
   '';

pkgs/games/vessel/default.nix

···
   phases = "installPhase";
   ld_preload = ./isatty.c;
 
-  libPath = stdenv.lib.makeLibraryPath [ stdenv.cc.gcc stdenv.cc.libc ] 
+  libPath = stdenv.lib.makeLibraryPath [ stdenv.cc.cc stdenv.cc.libc ] 
     + ":" + stdenv.lib.makeLibraryPath [ SDL pulseaudio alsaLib ] ;
 
   installPhase = ''

pkgs/games/worldofgoo/default.nix

···
   phases = "unpackPhase installPhase";
 
   # XXX: stdenv.lib.makeLibraryPath doesn't pick up /lib64
-  libPath = stdenv.lib.makeLibraryPath [ stdenv.cc.gcc stdenv.cc.libc ] 
+  libPath = stdenv.lib.makeLibraryPath [ stdenv.cc.cc stdenv.cc.libc ] 
     + ":" + stdenv.lib.makeLibraryPath [libX11 libXext libXau libxcb libXdmcp SDL SDL_mixer libvorbis mesa ]
-    + ":" + stdenv.cc.gcc + "/lib64";
+    + ":" + stdenv.cc.cc + "/lib64";
 
   installPhase = ''
     mkdir -p $out/libexec/2dboy/WorldOfGoo/

pkgs/misc/drivers/gutenprint/bin.nix

···
 
   phases = "buildPhase";
 
-  libPath = stdenv.lib.makeLibraryPath [ stdenv.cc.gcc zlib ];
+  libPath = stdenv.lib.makeLibraryPath [ stdenv.cc.cc zlib ];
 
   buildPhase = ''
     ar -x $src data.tar.gz

pkgs/misc/emulators/wine/stable.nix

···
 }:
 
 assert stdenv.isLinux;
-assert stdenv.cc.gcc != null;
+assert stdenv.cc.cc.isGNU or false;
 
 let
     version = "1.6.2";
···
   # 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.cc.gcc mesa mesa_noglu.osmesa libdrm
+    freetype fontconfig stdenv.cc.cc mesa mesa_noglu.osmesa libdrm
     xlibs.libXinerama xlibs.libXrender xlibs.libXrandr
     xlibs.libXcursor xlibs.libXcomposite libpng libjpeg
     openssl gnutls cups
···
 
     paxmark psmr $out/bin/wine{,-preloader}
 
-    wrapProgram $out/bin/wine --prefix LD_LIBRARY_PATH : ${stdenv.cc.gcc}/lib
+    wrapProgram $out/bin/wine --prefix LD_LIBRARY_PATH : ${stdenv.cc.cc}/lib
   '';
 
   enableParallelBuilding = true;

pkgs/misc/emulators/wine/unstable.nix

···
 }:
 
 assert stdenv.isLinux;
-assert stdenv.cc.gcc != null;
+assert stdenv.cc.cc.isGNU or false;
 
 let
     version = "1.7.34";
···
   # 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.cc.gcc mesa mesa_noglu.osmesa libdrm
+    freetype fontconfig stdenv.cc.cc mesa mesa_noglu.osmesa libdrm
     xlibs.libXinerama xlibs.libXrender xlibs.libXrandr
     xlibs.libXcursor xlibs.libXcomposite libpng libjpeg
     openssl gnutls cups ncurses
···
     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.cc.gcc}/lib
+    wrapProgram $out/bin/wine --prefix LD_LIBRARY_PATH : ${stdenv.cc.cc}/lib
   '';
 
   enableParallelBuilding = true;

pkgs/os-specific/linux/ati-drivers/default.nix

···
   builder = ./builder.sh;
 
   inherit libXxf86vm xf86vidmodeproto;
-  gcc = stdenv.cc.gcc;
+  gcc = stdenv.cc.cc;
 
   src = fetchurl {
     url = http://www2.ati.com/drivers/linux/amd-catalyst-omega-14.12-linux-run-installers.zip;

pkgs/os-specific/linux/nvidia-x11/default.nix

···
   dontStrip = true;
 
   glPath      = makeLibraryPath [xlibs.libXext xlibs.libX11 xlibs.libXrandr];
-  cudaPath    = makeLibraryPath [zlib stdenv.cc.gcc];
+  cudaPath    = makeLibraryPath [zlib stdenv.cc.cc];
   openclPath  = makeLibraryPath [zlib];
-  allLibPath  = makeLibraryPath [xlibs.libXext xlibs.libX11 xlibs.libXrandr zlib stdenv.cc.gcc];
+  allLibPath  = makeLibraryPath [xlibs.libXext xlibs.libX11 xlibs.libXrandr zlib stdenv.cc.cc];
 
   programPath = optionalString (!libsOnly) (makeLibraryPath
     [ gtk atk pango glib gdk_pixbuf xlibs.libXv ] );

pkgs/os-specific/linux/nvidia-x11/legacy173.nix

···
 
   glPath = stdenv.lib.makeLibraryPath [xlibs.libXext xlibs.libX11 xlibs.libXrandr];
 
-  cudaPath = stdenv.lib.makeLibraryPath [zlib stdenv.cc.gcc];
+  cudaPath = stdenv.lib.makeLibraryPath [zlib stdenv.cc.cc];
 
   programPath = stdenv.lib.makeLibraryPath [ gtk atk pango glib gdk_pixbuf xlibs.libXv ];
 

pkgs/os-specific/linux/nvidia-x11/legacy304.nix

···
 
   glPath = stdenv.lib.makeLibraryPath [xlibs.libXext xlibs.libX11 xlibs.libXrandr];
 
-  cudaPath = stdenv.lib.makeLibraryPath [zlib stdenv.cc.gcc];
+  cudaPath = stdenv.lib.makeLibraryPath [zlib stdenv.cc.cc];
 
   programPath = optionalString (!libsOnly) (stdenv.lib.makeLibraryPath
     [ gtk atk pango glib gdk_pixbuf xlibs.libXv ] );

pkgs/os-specific/linux/nvidia-x11/legacy340.nix

···
   dontStrip = true;
 
   glPath      = makeLibraryPath [xlibs.libXext xlibs.libX11 xlibs.libXrandr];
-  cudaPath    = makeLibraryPath [zlib stdenv.cc.gcc];
+  cudaPath    = makeLibraryPath [zlib stdenv.cc.cc];
   openclPath  = makeLibraryPath [zlib];
-  allLibPath  = makeLibraryPath [xlibs.libXext xlibs.libX11 xlibs.libXrandr zlib stdenv.cc.gcc];
+  allLibPath  = makeLibraryPath [xlibs.libXext xlibs.libX11 xlibs.libXrandr zlib stdenv.cc.cc];
 
   programPath = optionalString (!libsOnly) (makeLibraryPath
     [ gtk atk pango glib gdk_pixbuf xlibs.libXv ] );

pkgs/os-specific/linux/ocz-toolbox/default.nix

···
     cd linux${arch}
   '';
 
-  libPath = stdenv.lib.makeLibraryPath [ stdenv.cc.gcc libXrender fontconfig freetype libXext libX11 ];
+  libPath = stdenv.lib.makeLibraryPath [ stdenv.cc.cc libXrender fontconfig freetype libXext libX11 ];
 
   installPhase = ''
     install -Dm755 OCZToolbox $out/bin/OCZToolbox

pkgs/os-specific/linux/opengl/xorg-sys/default.nix

···
 stdenv.mkDerivation {
   name = "xorg-sys-opengl-3";
   builder = ./builder.sh;
-  neededLibs = [xlibs.libXxf86vm xlibs.libXext expat libdrm stdenv.cc.gcc];
+  neededLibs = [xlibs.libXxf86vm xlibs.libXext expat libdrm stdenv.cc.cc];
 }
 

pkgs/os-specific/linux/prl-tools/default.nix

···
   '';
 
   libPath = with xorg;
-            stdenv.lib.makeLibraryPath ([ stdenv.cc.gcc libXrandr libXext libX11 libXcomposite libXinerama ]
+            stdenv.lib.makeLibraryPath ([ stdenv.cc.cc libXrandr libXext libX11 libXcomposite libXinerama ]
             ++ lib.optionals (!libsOnly) [ libXi glib dbus_glib zlib ]);
 
   desktops = map (x: substituteAll ({

pkgs/os-specific/linux/systemd/default.nix

···
 
   # 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.cc.gcc}/lib";
+  NIX_LDFLAGS = "-rpath ${pam}/lib -rpath ${libcap}/lib -rpath ${acl}/lib -rpath ${stdenv.cc.cc}/lib";
 
   PYTHON_BINARY = "${coreutils}/bin/env python"; # don't want a build time dependency on Python
 

pkgs/servers/nosql/influxdb/default.nix

···
     install -D influxdb $out/bin/influxdb
     patchelf --set-interpreter "$(cat $NIX_CC/nix-support/dynamic-linker)" $out/bin/influxdb
     wrapProgram "$out/bin/influxdb" \
-        --prefix LD_LIBRARY_PATH : "${stdenv.cc.gcc}/lib:${stdenv.cc.gcc}/lib64:${zlib}/lib:${bzip2}/lib"
+        --prefix LD_LIBRARY_PATH : "${stdenv.cc.cc}/lib:${stdenv.cc.cc}/lib64:${zlib}/lib:${bzip2}/lib"
 
     mkdir -p $out/share/influxdb
     cp -R admin scripts config.toml $out/share/influxdb

pkgs/servers/restund/default.nix

···
     ''PREFIX=$(out)''
     "USE_MYSQL=1"
   ]
-  ++ stdenv.lib.optional (stdenv.cc.gcc != null) "SYSROOT_ALT=${stdenv.cc.gcc}"
+  ++ stdenv.lib.optional (stdenv.cc.cc != null) "SYSROOT_ALT=${stdenv.cc.cc}"
   ++ stdenv.lib.optional (stdenv.cc.libc != null) "SYSROOT=${stdenv.cc.libc}"
   ;
   NIX_LDFLAGS='' -L${mysql}/lib/mysql '';

pkgs/tools/admin/tightvnc/default.nix

···
 
   # for the builder script
   inherit xauth fontDirectories perl;
-  gcc = stdenv.cc.gcc;
+  gcc = stdenv.cc.cc;
 
   buildInputs = [x11 zlib libjpeg imake gccmakedep libXmu libXaw libXpm libXp xauth];
   builder = ./builder.sh;

pkgs/tools/filesystems/yandex-disk/default.nix

···
 let
   p = if stdenv.is64bit then {
       arch = "x86_64";
-      gcclib = "${stdenv.cc.gcc}/lib64";
+      gcclib = "${stdenv.cc.cc}/lib64";
       sha256 = "09kw7f0qsvx3vx1c1zb117yf3yk7kkz66agspz5xx9b0zh6i82jw";
     }
     else {
       arch = "i386";
-      gcclib = "${stdenv.cc.gcc}/lib";
+      gcclib = "${stdenv.cc.cc}/lib";
       sha256 = "0f2230c91120f05159281b39c620ab6bad6559ce8a17a0874d0a82350ebba426";
     };
 in 

pkgs/tools/graphics/cuneiform/default.nix

···
   needLib64 = a.stdenv.system == "x86_64-linux";
 
   postInstall = a.fullDepEntry(''
-    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
+    patchelf --set-rpath $out/lib${if needLib64 then "64" else ""}${if a.stdenv.cc.cc != null then ":${a.stdenv.cc.cc}/lib" else ""}${if a.stdenv.cc.cc != null && needLib64 then ":${a.stdenv.cc.cc}/lib64" else ""}:${a.imagemagick}/lib $out/bin/cuneiform
   '') ["minInit" "addInputs" "doMakeInstall"];
 
   name = "cuneiform-" + version;

pkgs/tools/misc/megacli/default.nix

···
   buildInputs = [rpmextract ncurses unzip makeWrapper];
   libPath =
     stdenv.lib.makeLibraryPath
-       [ stdenv.cc.gcc stdenv.cc.libc ncurses ];
+       [ stdenv.cc.cc 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_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
+    ${patchelf}/bin/patchelf --interpreter "$(cat $NIX_CC/nix-support/dynamic-linker)" --set-rpath ${libPath}:$out/opt/lsi/3rdpartylibs/x86_64:$out/opt/lsi/3rdpartylibs:${stdenv.cc.cc}/lib64:${stdenv.cc.cc}/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

pkgs/tools/networking/atftp/default.nix

···
 { lib, stdenv, fetchurl, readline, tcp_wrappers, pcre, makeWrapper }:
 assert stdenv.isLinux;
-assert stdenv.cc.gcc != null;
+assert stdenv.cc.cc.isGNU or false;
 let
 version = "0.7";
 debianPatch = fetchurl {
···
   buildInputs = [ readline tcp_wrappers pcre makeWrapper ];
   patches = [ debianPatch ];
   postInstall = ''
-    wrapProgram $out/sbin/atftpd --prefix LD_LIBRARY_PATH : ${stdenv.cc.gcc}/lib${if stdenv.system == "x86_64-linux" then "64" else ""}
+    wrapProgram $out/sbin/atftpd --prefix LD_LIBRARY_PATH : ${stdenv.cc.cc}/lib${if stdenv.system == "x86_64-linux" then "64" else ""}
   '';
   meta = {
     description = "Advanced tftp tools";

pkgs/tools/security/tor/torbrowser.nix

···
   torEnv = buildEnv {
     name = "tor-env";
     paths = [
-      stdenv.cc.gcc zlib glib alsaLib dbus dbus_glib gtk atk pango freetype
+      stdenv.cc.cc zlib glib alsaLib dbus dbus_glib gtk atk pango freetype
       fontconfig gdk_pixbuf cairo xlibs.libXrender xlibs.libX11 xlibs.libXext
       xlibs.libXt
     ];