diff --git a/pkgs/development/compilers/gcc/4.5/default.nix b/pkgs/development/compilers/gcc/4.5/default.nix
index 12e7e23e90b..7f5e4f8c9a2 100644
--- a/pkgs/development/compilers/gcc/4.5/default.nix
+++ b/pkgs/development/compilers/gcc/4.5/default.nix
@@ -26,6 +26,7 @@
 , gnat ? null
 , libpthread ? null, libpthreadCross ? null  # required for GNU/Hurd
 , stripped ? true
+, buildPlatform, hostPlatform, targetPlatform
 }:
 
 assert langJava     -> zip != null && unzip != null
@@ -271,15 +272,15 @@ stdenv.mkDerivation ({
   targetConfig = if cross != null then cross.config else null;
 
   crossAttrs = {
-    AR = "${stdenv.cross.config}-ar";
-    LD = "${stdenv.cross.config}-ld";
-    CC = "${stdenv.cross.config}-gcc";
-    CXX = "${stdenv.cross.config}-gcc";
-    AR_FOR_TARGET = "${stdenv.cross.config}-ar";
-    LD_FOR_TARGET = "${stdenv.cross.config}-ld";
-    CC_FOR_TARGET = "${stdenv.cross.config}-gcc";
-    NM_FOR_TARGET = "${stdenv.cross.config}-nm";
-    CXX_FOR_TARGET = "${stdenv.cross.config}-g++";
+    AR = "${targetPlatform.config}-ar";
+    LD = "${targetPlatform.config}-ld";
+    CC = "${targetPlatform.config}-gcc";
+    CXX = "${targetPlatform.config}-gcc";
+    AR_FOR_TARGET = "${targetPlatform.config}-ar";
+    LD_FOR_TARGET = "${targetPlatform.config}-ld";
+    CC_FOR_TARGET = "${targetPlatform.config}-gcc";
+    NM_FOR_TARGET = "${targetPlatform.config}-nm";
+    CXX_FOR_TARGET = "${targetPlatform.config}-g++";
     # If we are making a cross compiler, cross != null
     NIX_CC_CROSS = if cross == null then "${stdenv.ccCross}" else "";
     dontStrip = true;
@@ -311,7 +312,7 @@ stdenv.mkDerivation ({
       ${if langAda then " --enable-libada" else ""}
       ${if cross == null && stdenv.isi686 then "--with-arch=i686" else ""}
       ${if cross != null then crossConfigureFlags else ""}
-      --target=${stdenv.cross.config}
+      --target=${targetPlatform.config}
     '';
   };
  
diff --git a/pkgs/development/compilers/gcc/4.8/default.nix b/pkgs/development/compilers/gcc/4.8/default.nix
index e6f990113cc..72c22544d1e 100644
--- a/pkgs/development/compilers/gcc/4.8/default.nix
+++ b/pkgs/development/compilers/gcc/4.8/default.nix
@@ -34,6 +34,7 @@
 , stripped ? true
 , gnused ? null
 , darwin ? null
+, buildPlatform, hostPlatform, targetPlatform
 }:
 
 assert langJava     -> zip != null && unzip != null
@@ -123,12 +124,12 @@ let version = "4.8.5";
     crossMingw = cross != null && cross.libc == "msvcrt";
     crossDarwin = cross != null && cross.libc == "libSystem";
     crossConfigureFlags = let
-        gccArch = stdenv.cross.gcc.arch or null;
-        gccCpu = stdenv.cross.gcc.cpu or null;
-        gccAbi = stdenv.cross.gcc.abi or null;
-        gccFpu = stdenv.cross.gcc.fpu or null;
-        gccFloat = stdenv.cross.gcc.float or null;
-        gccMode = stdenv.cross.gcc.mode or null;
+        gccArch = targetPlatform.gcc.arch or null;
+        gccCpu = targetPlatform.gcc.cpu or null;
+        gccAbi = targetPlatform.gcc.abi or null;
+        gccFpu = targetPlatform.gcc.fpu or null;
+        gccFloat = targetPlatform.gcc.float or null;
+        gccMode = targetPlatform.gcc.mode or null;
         withArch = if gccArch != null then " --with-arch=${gccArch}" else "";
         withCpu = if gccCpu != null then " --with-cpu=${gccCpu}" else "";
         withAbi = if gccAbi != null then " --with-abi=${gccAbi}" else "";
@@ -382,26 +383,26 @@ stdenv.mkDerivation ({
     else "install";
 
   crossAttrs = let
-    xgccArch = stdenv.cross.gcc.arch or null;
-    xgccCpu = stdenv.cross.gcc.cpu or null;
-    xgccAbi = stdenv.cross.gcc.abi or null;
-    xgccFpu = stdenv.cross.gcc.fpu or null;
-    xgccFloat = stdenv.cross.gcc.float or null;
+    xgccArch = targetPlatform.gcc.arch or null;
+    xgccCpu = targetPlatform.gcc.cpu or null;
+    xgccAbi = targetPlatform.gcc.abi or null;
+    xgccFpu = targetPlatform.gcc.fpu or null;
+    xgccFloat = targetPlatform.gcc.float or null;
     xwithArch = if xgccArch != null then " --with-arch=${xgccArch}" else "";
     xwithCpu = if xgccCpu != null then " --with-cpu=${xgccCpu}" else "";
     xwithAbi = if xgccAbi != null then " --with-abi=${xgccAbi}" else "";
     xwithFpu = if xgccFpu != null then " --with-fpu=${xgccFpu}" else "";
     xwithFloat = if xgccFloat != null then " --with-float=${xgccFloat}" else "";
   in {
-    AR = "${stdenv.cross.config}-ar";
-    LD = "${stdenv.cross.config}-ld";
-    CC = "${stdenv.cross.config}-gcc";
-    CXX = "${stdenv.cross.config}-gcc";
-    AR_FOR_TARGET = "${stdenv.cross.config}-ar";
-    LD_FOR_TARGET = "${stdenv.cross.config}-ld";
-    CC_FOR_TARGET = "${stdenv.cross.config}-gcc";
-    NM_FOR_TARGET = "${stdenv.cross.config}-nm";
-    CXX_FOR_TARGET = "${stdenv.cross.config}-g++";
+    AR = "${targetPlatform.config}-ar";
+    LD = "${targetPlatform.config}-ld";
+    CC = "${targetPlatform.config}-gcc";
+    CXX = "${targetPlatform.config}-gcc";
+    AR_FOR_TARGET = "${targetPlatform.config}-ar";
+    LD_FOR_TARGET = "${targetPlatform.config}-ld";
+    CC_FOR_TARGET = "${targetPlatform.config}-gcc";
+    NM_FOR_TARGET = "${targetPlatform.config}-nm";
+    CXX_FOR_TARGET = "${targetPlatform.config}-g++";
     # If we are making a cross compiler, cross != null
     NIX_CC_CROSS = if cross == null then "${stdenv.ccCross}" else "";
     dontStrip = true;
@@ -431,7 +432,7 @@ stdenv.mkDerivation ({
         )
       }
       ${if langAda then " --enable-libada" else ""}
-      --target=${stdenv.cross.config}
+      --target=${targetPlatform.config}
       ${xwithArch}
       ${xwithCpu}
       ${xwithAbi}
diff --git a/pkgs/development/compilers/gcc/4.9/default.nix b/pkgs/development/compilers/gcc/4.9/default.nix
index eb03148a4b8..594a61fdedf 100644
--- a/pkgs/development/compilers/gcc/4.9/default.nix
+++ b/pkgs/development/compilers/gcc/4.9/default.nix
@@ -34,6 +34,7 @@
 , stripped ? true
 , gnused ? null
 , darwin ? null
+, buildPlatform, hostPlatform, targetPlatform
 }:
 
 assert langJava     -> zip != null && unzip != null
@@ -125,12 +126,12 @@ let version = "4.9.4";
     crossMingw = cross != null && cross.libc == "msvcrt";
     crossDarwin = cross != null && cross.libc == "libSystem";
     crossConfigureFlags = let
-        gccArch = stdenv.cross.gcc.arch or null;
-        gccCpu = stdenv.cross.gcc.cpu or null;
-        gccAbi = stdenv.cross.gcc.abi or null;
-        gccFpu = stdenv.cross.gcc.fpu or null;
-        gccFloat = stdenv.cross.gcc.float or null;
-        gccMode = stdenv.cross.gcc.mode or null;
+        gccArch = targetPlatform.gcc.arch or null;
+        gccCpu = targetPlatform.gcc.cpu or null;
+        gccAbi = targetPlatform.gcc.abi or null;
+        gccFpu = targetPlatform.gcc.fpu or null;
+        gccFloat = targetPlatform.gcc.float or null;
+        gccMode = targetPlatform.gcc.mode or null;
         withArch = if gccArch != null then " --with-arch=${gccArch}" else "";
         withCpu = if gccCpu != null then " --with-cpu=${gccCpu}" else "";
         withAbi = if gccAbi != null then " --with-abi=${gccAbi}" else "";
@@ -389,26 +390,26 @@ stdenv.mkDerivation ({
     else "install";
 
   crossAttrs = let
-    xgccArch = stdenv.cross.gcc.arch or null;
-    xgccCpu = stdenv.cross.gcc.cpu or null;
-    xgccAbi = stdenv.cross.gcc.abi or null;
-    xgccFpu = stdenv.cross.gcc.fpu or null;
-    xgccFloat = stdenv.cross.gcc.float or null;
+    xgccArch = targetPlatform.gcc.arch or null;
+    xgccCpu = targetPlatform.gcc.cpu or null;
+    xgccAbi = targetPlatform.gcc.abi or null;
+    xgccFpu = targetPlatform.gcc.fpu or null;
+    xgccFloat = targetPlatform.gcc.float or null;
     xwithArch = if xgccArch != null then " --with-arch=${xgccArch}" else "";
     xwithCpu = if xgccCpu != null then " --with-cpu=${xgccCpu}" else "";
     xwithAbi = if xgccAbi != null then " --with-abi=${xgccAbi}" else "";
     xwithFpu = if xgccFpu != null then " --with-fpu=${xgccFpu}" else "";
     xwithFloat = if xgccFloat != null then " --with-float=${xgccFloat}" else "";
   in {
-    AR = "${stdenv.cross.config}-ar";
-    LD = "${stdenv.cross.config}-ld";
-    CC = "${stdenv.cross.config}-gcc";
-    CXX = "${stdenv.cross.config}-gcc";
-    AR_FOR_TARGET = "${stdenv.cross.config}-ar";
-    LD_FOR_TARGET = "${stdenv.cross.config}-ld";
-    CC_FOR_TARGET = "${stdenv.cross.config}-gcc";
-    NM_FOR_TARGET = "${stdenv.cross.config}-nm";
-    CXX_FOR_TARGET = "${stdenv.cross.config}-g++";
+    AR = "${targetPlatform.config}-ar";
+    LD = "${targetPlatform.config}-ld";
+    CC = "${targetPlatform.config}-gcc";
+    CXX = "${targetPlatform.config}-gcc";
+    AR_FOR_TARGET = "${targetPlatform.config}-ar";
+    LD_FOR_TARGET = "${targetPlatform.config}-ld";
+    CC_FOR_TARGET = "${targetPlatform.config}-gcc";
+    NM_FOR_TARGET = "${targetPlatform.config}-nm";
+    CXX_FOR_TARGET = "${targetPlatform.config}-g++";
     # If we are making a cross compiler, cross != null
     NIX_CC_CROSS = if cross == null then "${stdenv.ccCross}" else "";
     dontStrip = true;
@@ -438,7 +439,7 @@ stdenv.mkDerivation ({
         )
       }
       ${if langAda then " --enable-libada" else ""}
-      --target=${stdenv.cross.config}
+      --target=${targetPlatform.config}
       ${xwithArch}
       ${xwithCpu}
       ${xwithAbi}
diff --git a/pkgs/development/compilers/gcc/5/default.nix b/pkgs/development/compilers/gcc/5/default.nix
index 7c5cd686272..af9ffcffd29 100644
--- a/pkgs/development/compilers/gcc/5/default.nix
+++ b/pkgs/development/compilers/gcc/5/default.nix
@@ -36,6 +36,7 @@
 , binutils ? null
 , cloog # unused; just for compat with gcc4, as we override the parameter on some places
 , darwin ? null
+, buildPlatform, hostPlatform, targetPlatform
 }:
 
 assert langJava     -> zip != null && unzip != null
@@ -129,12 +130,12 @@ let version = "5.4.0";
     crossMingw = cross != null && cross.libc == "msvcrt";
     crossDarwin = cross != null && cross.libc == "libSystem";
     crossConfigureFlags = let
-        gccArch = stdenv.cross.gcc.arch or null;
-        gccCpu = stdenv.cross.gcc.cpu or null;
-        gccAbi = stdenv.cross.gcc.abi or null;
-        gccFpu = stdenv.cross.gcc.fpu or null;
-        gccFloat = stdenv.cross.gcc.float or null;
-        gccMode = stdenv.cross.gcc.mode or null;
+        gccArch = targetPlatform.gcc.arch or null;
+        gccCpu = targetPlatform.gcc.cpu or null;
+        gccAbi = targetPlatform.gcc.abi or null;
+        gccFpu = targetPlatform.gcc.fpu or null;
+        gccFloat = targetPlatform.gcc.float or null;
+        gccMode = targetPlatform.gcc.mode or null;
         withArch = if gccArch != null then " --with-arch=${gccArch}" else "";
         withCpu = if gccCpu != null then " --with-cpu=${gccCpu}" else "";
         withAbi = if gccAbi != null then " --with-abi=${gccAbi}" else "";
@@ -404,26 +405,26 @@ stdenv.mkDerivation ({
     else "install";
 
   crossAttrs = let
-    xgccArch = stdenv.cross.gcc.arch or null;
-    xgccCpu = stdenv.cross.gcc.cpu or null;
-    xgccAbi = stdenv.cross.gcc.abi or null;
-    xgccFpu = stdenv.cross.gcc.fpu or null;
-    xgccFloat = stdenv.cross.gcc.float or null;
+    xgccArch = targetPlatform.gcc.arch or null;
+    xgccCpu = targetPlatform.gcc.cpu or null;
+    xgccAbi = targetPlatform.gcc.abi or null;
+    xgccFpu = targetPlatform.gcc.fpu or null;
+    xgccFloat = targetPlatform.gcc.float or null;
     xwithArch = if xgccArch != null then " --with-arch=${xgccArch}" else "";
     xwithCpu = if xgccCpu != null then " --with-cpu=${xgccCpu}" else "";
     xwithAbi = if xgccAbi != null then " --with-abi=${xgccAbi}" else "";
     xwithFpu = if xgccFpu != null then " --with-fpu=${xgccFpu}" else "";
     xwithFloat = if xgccFloat != null then " --with-float=${xgccFloat}" else "";
   in {
-    AR = "${stdenv.cross.config}-ar";
-    LD = "${stdenv.cross.config}-ld";
-    CC = "${stdenv.cross.config}-gcc";
-    CXX = "${stdenv.cross.config}-gcc";
-    AR_FOR_TARGET = "${stdenv.cross.config}-ar";
-    LD_FOR_TARGET = "${stdenv.cross.config}-ld";
-    CC_FOR_TARGET = "${stdenv.cross.config}-gcc";
-    NM_FOR_TARGET = "${stdenv.cross.config}-nm";
-    CXX_FOR_TARGET = "${stdenv.cross.config}-g++";
+    AR = "${targetPlatform.config}-ar";
+    LD = "${targetPlatform.config}-ld";
+    CC = "${targetPlatform.config}-gcc";
+    CXX = "${targetPlatform.config}-gcc";
+    AR_FOR_TARGET = "${targetPlatform.config}-ar";
+    LD_FOR_TARGET = "${targetPlatform.config}-ld";
+    CC_FOR_TARGET = "${targetPlatform.config}-gcc";
+    NM_FOR_TARGET = "${targetPlatform.config}-nm";
+    CXX_FOR_TARGET = "${targetPlatform.config}-g++";
     # If we are making a cross compiler, cross != null
     NIX_CC_CROSS = if cross == null then "${stdenv.ccCross}" else "";
     dontStrip = true;
@@ -452,7 +453,7 @@ stdenv.mkDerivation ({
         )
       }
       ${if langAda then " --enable-libada" else ""}
-      --target=${stdenv.cross.config}
+      --target=${targetPlatform.config}
       ${xwithArch}
       ${xwithCpu}
       ${xwithAbi}
diff --git a/pkgs/development/compilers/gcc/6/default.nix b/pkgs/development/compilers/gcc/6/default.nix
index b4e588f6b14..1496e910dd1 100644
--- a/pkgs/development/compilers/gcc/6/default.nix
+++ b/pkgs/development/compilers/gcc/6/default.nix
@@ -36,6 +36,7 @@
 , binutils ? null
 , cloog # unused; just for compat with gcc4, as we override the parameter on some places
 , darwin ? null
+, buildPlatform, hostPlatform, targetPlatform
 }:
 
 assert langJava     -> zip != null && unzip != null
@@ -125,12 +126,12 @@ let version = "6.3.0";
     crossMingw = cross != null && cross.libc == "msvcrt";
     crossDarwin = cross != null && cross.libc == "libSystem";
     crossConfigureFlags = let
-        gccArch = stdenv.cross.gcc.arch or null;
-        gccCpu = stdenv.cross.gcc.cpu or null;
-        gccAbi = stdenv.cross.gcc.abi or null;
-        gccFpu = stdenv.cross.gcc.fpu or null;
-        gccFloat = stdenv.cross.gcc.float or null;
-        gccMode = stdenv.cross.gcc.mode or null;
+        gccArch = targetPlatform.gcc.arch or null;
+        gccCpu = targetPlatform.gcc.cpu or null;
+        gccAbi = targetPlatform.gcc.abi or null;
+        gccFpu = targetPlatform.gcc.fpu or null;
+        gccFloat = targetPlatform.gcc.float or null;
+        gccMode = targetPlatform.gcc.mode or null;
         withArch = if gccArch != null then " --with-arch=${gccArch}" else "";
         withCpu = if gccCpu != null then " --with-cpu=${gccCpu}" else "";
         withAbi = if gccAbi != null then " --with-abi=${gccAbi}" else "";
@@ -386,26 +387,26 @@ stdenv.mkDerivation ({
     else "install";
 
   crossAttrs = let
-    xgccArch = stdenv.cross.gcc.arch or null;
-    xgccCpu = stdenv.cross.gcc.cpu or null;
-    xgccAbi = stdenv.cross.gcc.abi or null;
-    xgccFpu = stdenv.cross.gcc.fpu or null;
-    xgccFloat = stdenv.cross.gcc.float or null;
+    xgccArch = targetPlatform.gcc.arch or null;
+    xgccCpu = targetPlatform.gcc.cpu or null;
+    xgccAbi = targetPlatform.gcc.abi or null;
+    xgccFpu = targetPlatform.gcc.fpu or null;
+    xgccFloat = targetPlatform.gcc.float or null;
     xwithArch = if xgccArch != null then " --with-arch=${xgccArch}" else "";
     xwithCpu = if xgccCpu != null then " --with-cpu=${xgccCpu}" else "";
     xwithAbi = if xgccAbi != null then " --with-abi=${xgccAbi}" else "";
     xwithFpu = if xgccFpu != null then " --with-fpu=${xgccFpu}" else "";
     xwithFloat = if xgccFloat != null then " --with-float=${xgccFloat}" else "";
   in {
-    AR = "${stdenv.cross.config}-ar";
-    LD = "${stdenv.cross.config}-ld";
-    CC = "${stdenv.cross.config}-gcc";
-    CXX = "${stdenv.cross.config}-gcc";
-    AR_FOR_TARGET = "${stdenv.cross.config}-ar";
-    LD_FOR_TARGET = "${stdenv.cross.config}-ld";
-    CC_FOR_TARGET = "${stdenv.cross.config}-gcc";
-    NM_FOR_TARGET = "${stdenv.cross.config}-nm";
-    CXX_FOR_TARGET = "${stdenv.cross.config}-g++";
+    AR = "${targetPlatform.config}-ar";
+    LD = "${targetPlatform.config}-ld";
+    CC = "${targetPlatform.config}-gcc";
+    CXX = "${targetPlatform.config}-gcc";
+    AR_FOR_TARGET = "${targetPlatform.config}-ar";
+    LD_FOR_TARGET = "${targetPlatform.config}-ld";
+    CC_FOR_TARGET = "${targetPlatform.config}-gcc";
+    NM_FOR_TARGET = "${targetPlatform.config}-nm";
+    CXX_FOR_TARGET = "${targetPlatform.config}-g++";
     # If we are making a cross compiler, cross != null
     NIX_CC_CROSS = if cross == null then "${stdenv.ccCross}" else "";
     dontStrip = true;
@@ -434,7 +435,7 @@ stdenv.mkDerivation ({
         )
       }
       ${if langAda then " --enable-libada" else ""}
-      --target=${stdenv.cross.config}
+      --target=${targetPlatform.config}
       ${xwithArch}
       ${xwithCpu}
       ${xwithAbi}
diff --git a/pkgs/development/compilers/gcc/snapshot/default.nix b/pkgs/development/compilers/gcc/snapshot/default.nix
index 12eb8b3a542..af48fdbd159 100644
--- a/pkgs/development/compilers/gcc/snapshot/default.nix
+++ b/pkgs/development/compilers/gcc/snapshot/default.nix
@@ -37,6 +37,7 @@
 , cloog # unused; just for compat with gcc4, as we override the parameter on some places
 , darwin ? null
 , flex ? null
+, buildPlatform, hostPlatform, targetPlatform
 }:
 
 assert langJava     -> zip != null && unzip != null
@@ -125,12 +126,12 @@ let version = "7-20170409";
     crossMingw = cross != null && cross.libc == "msvcrt";
     crossDarwin = cross != null && cross.libc == "libSystem";
     crossConfigureFlags = let
-        gccArch = stdenv.cross.gcc.arch or null;
-        gccCpu = stdenv.cross.gcc.cpu or null;
-        gccAbi = stdenv.cross.gcc.abi or null;
-        gccFpu = stdenv.cross.gcc.fpu or null;
-        gccFloat = stdenv.cross.gcc.float or null;
-        gccMode = stdenv.cross.gcc.mode or null;
+        gccArch = targetPlatform.gcc.arch or null;
+        gccCpu = targetPlatform.gcc.cpu or null;
+        gccAbi = targetPlatform.gcc.abi or null;
+        gccFpu = targetPlatform.gcc.fpu or null;
+        gccFloat = targetPlatform.gcc.float or null;
+        gccMode = targetPlatform.gcc.mode or null;
         withArch = if gccArch != null then " --with-arch=${gccArch}" else "";
         withCpu = if gccCpu != null then " --with-cpu=${gccCpu}" else "";
         withAbi = if gccAbi != null then " --with-abi=${gccAbi}" else "";
@@ -386,26 +387,26 @@ stdenv.mkDerivation ({
     else "install";
 
   crossAttrs = let
-    xgccArch = stdenv.cross.gcc.arch or null;
-    xgccCpu = stdenv.cross.gcc.cpu or null;
-    xgccAbi = stdenv.cross.gcc.abi or null;
-    xgccFpu = stdenv.cross.gcc.fpu or null;
-    xgccFloat = stdenv.cross.gcc.float or null;
+    xgccArch = targetPlatform.gcc.arch or null;
+    xgccCpu = targetPlatform.gcc.cpu or null;
+    xgccAbi = targetPlatform.gcc.abi or null;
+    xgccFpu = targetPlatform.gcc.fpu or null;
+    xgccFloat = targetPlatform.gcc.float or null;
     xwithArch = if xgccArch != null then " --with-arch=${xgccArch}" else "";
     xwithCpu = if xgccCpu != null then " --with-cpu=${xgccCpu}" else "";
     xwithAbi = if xgccAbi != null then " --with-abi=${xgccAbi}" else "";
     xwithFpu = if xgccFpu != null then " --with-fpu=${xgccFpu}" else "";
     xwithFloat = if xgccFloat != null then " --with-float=${xgccFloat}" else "";
   in {
-    AR = "${stdenv.cross.config}-ar";
-    LD = "${stdenv.cross.config}-ld";
-    CC = "${stdenv.cross.config}-gcc";
-    CXX = "${stdenv.cross.config}-gcc";
-    AR_FOR_TARGET = "${stdenv.cross.config}-ar";
-    LD_FOR_TARGET = "${stdenv.cross.config}-ld";
-    CC_FOR_TARGET = "${stdenv.cross.config}-gcc";
-    NM_FOR_TARGET = "${stdenv.cross.config}-nm";
-    CXX_FOR_TARGET = "${stdenv.cross.config}-g++";
+    AR = "${targetPlatform.config}-ar";
+    LD = "${targetPlatform.config}-ld";
+    CC = "${targetPlatform.config}-gcc";
+    CXX = "${targetPlatform.config}-gcc";
+    AR_FOR_TARGET = "${targetPlatform.config}-ar";
+    LD_FOR_TARGET = "${targetPlatform.config}-ld";
+    CC_FOR_TARGET = "${targetPlatform.config}-gcc";
+    NM_FOR_TARGET = "${targetPlatform.config}-nm";
+    CXX_FOR_TARGET = "${targetPlatform.config}-g++";
     # If we are making a cross compiler, cross != null
     NIX_CC_CROSS = if cross == null then "${stdenv.ccCross}" else "";
     dontStrip = true;
@@ -434,7 +435,7 @@ stdenv.mkDerivation ({
         )
       }
       ${if langAda then " --enable-libada" else ""}
-      --target=${stdenv.cross.config}
+      --target=${targetPlatform.config}
       ${xwithArch}
       ${xwithCpu}
       ${xwithAbi}
diff --git a/pkgs/stdenv/adapters.nix b/pkgs/stdenv/adapters.nix
index 3ffe1ab15d9..65a0bf98456 100644
--- a/pkgs/stdenv/adapters.nix
+++ b/pkgs/stdenv/adapters.nix
@@ -58,6 +58,10 @@ rec {
   # builds.
   makeStdenvCross = stdenv: cross: binutilsCross: gccCross: stdenv // {
 
+    # Overrides are surely not valid as packages built with this run on a
+    # different platform.
+    overrides = _: _: {};
+
     mkDerivation =
       { name ? "", buildInputs ? [], nativeBuildInputs ? []
       , propagatedBuildInputs ? [], propagatedNativeBuildInputs ? []
diff --git a/pkgs/stdenv/cross/default.nix b/pkgs/stdenv/cross/default.nix
index 05910d100a8..dec4b036092 100644
--- a/pkgs/stdenv/cross/default.nix
+++ b/pkgs/stdenv/cross/default.nix
@@ -21,9 +21,7 @@ in bootStages ++ [
     selfBuild = false;
     # It's OK to change the built-time dependencies
     allowCustomOverrides = true;
-    stdenv = vanillaPackages.stdenv // {
-      overrides = _: _: {};
-    };
+    inherit (vanillaPackages) stdenv;
   })
 
   # Run Packages
diff --git a/pkgs/stdenv/darwin/default.nix b/pkgs/stdenv/darwin/default.nix
index e80c54e0218..8a517fddad8 100644
--- a/pkgs/stdenv/darwin/default.nix
+++ b/pkgs/stdenv/darwin/default.nix
@@ -253,7 +253,7 @@ in rec {
     inherit
       gnumake gzip gnused bzip2 gawk ed xz patch bash
       libcxxabi libcxx ncurses libffi zlib icu llvm gmp pcre gnugrep
-      coreutils findutils diffutils patchutils binutils binutils-raw;
+      coreutils findutils diffutils patchutils;
 
     llvmPackages = super.llvmPackages // {
       inherit (llvmPackages) llvm clang-unwrapped;
@@ -262,6 +262,9 @@ in rec {
     darwin = super.darwin // {
       inherit (darwin) dyld Libsystem cctools libiconv;
     };
+  } // lib.optionalAttrs (super.targetPlatform == localSystem) {
+    # Need to get rid of these when cross-compiling.
+    inherit binutils binutils-raw;
   };
 
   stdenvDarwin = prevStage: let pkgs = prevStage; in import ../generic rec {
diff --git a/pkgs/stdenv/linux/default.nix b/pkgs/stdenv/linux/default.nix
index fe685a1e77c..3a244675b3a 100644
--- a/pkgs/stdenv/linux/default.nix
+++ b/pkgs/stdenv/linux/default.nix
@@ -298,12 +298,14 @@ in
         */
 
       overrides = self: super: {
-        gcc = cc;
-
         inherit (prevStage)
-          gzip bzip2 xz bash binutils coreutils diffutils findutils gawk
+          gzip bzip2 xz bash coreutils diffutils findutils gawk
           glibc gnumake gnused gnutar gnugrep gnupatch patchelf
           attr acl paxctl zlib pcre;
+      } // lib.optionalAttrs (super.targetPlatform == localSystem) {
+        # Need to get rid of these when cross-compiling.
+        inherit (prevStage) binutils;
+        gcc = cc;
       };
     };
   })
diff --git a/pkgs/top-level/all-packages.nix b/pkgs/top-level/all-packages.nix
index c1f128d3fa0..882376af3c6 100644
--- a/pkgs/top-level/all-packages.nix
+++ b/pkgs/top-level/all-packages.nix
@@ -4975,8 +4975,8 @@ with pkgs;
 
   gccCrossStageStatic = assert targetPlatform != buildPlatform; let
     libcCross1 =
-      if stdenv.cross.libc == "msvcrt" then windows.mingw_w64_headers
-      else if stdenv.cross.libc == "libSystem" then darwin.xcode
+      if targetPlatform.libc == "msvcrt" then windows.mingw_w64_headers
+      else if targetPlatform.libc == "libSystem" then darwin.xcode
       else null;
     in wrapGCCCross {
       gcc = forcedNativePackages.gcc.cc.override {
diff --git a/pkgs/top-level/stage.nix b/pkgs/top-level/stage.nix
index d8e190cfd4b..f6e7f41ed88 100644
--- a/pkgs/top-level/stage.nix
+++ b/pkgs/top-level/stage.nix
@@ -110,8 +110,8 @@ let
   in {
     stdenv = super.stdenv // {
       inherit (buildPlatform) platform;
-    } // lib.optionalAttrs (targetPlatform != buildPlatform) {
-      cross = targetPlatform;
+    } // lib.optionalAttrs (hostPlatform != buildPlatform) {
+      cross = hostPlatform;
     };
     inherit (buildPlatform) system platform;
   };