Revert "Revert "gcc, binutils: Get rid of 32-bit ARM configure flag exception""

And there's more reverts too. The previous commmit
d838afbc9376bdadb8c690eb00b425f3eeccdf2d to gnu-config finally solves
it!

This reverts commit 3ed545ab31.

pkgs/development/compilers/gcc/4.5/default.nix

@@ -240,11 +240,7 @@ stdenv.mkDerivation ({
     ;
 
   # TODO(@Ericson2314): Always pass "--target" and always prefix.
-  configurePlatforms =
+  configurePlatforms = [ "build" "host" ] ++ stdenv.lib.optional (targetPlatform != hostPlatform) "target";
-    # TODO(@Ericson2314): Figure out what's going wrong with Arm
-    if buildPlatform == hostPlatform && hostPlatform == targetPlatform && targetPlatform.isAarch32
-    then []
-    else [ "build" "host" ] ++ stdenv.lib.optional (targetPlatform != hostPlatform) "target";
 
   configureFlags =
     # Basic dependencies

pkgs/development/compilers/gcc/4.8/default.nix

@@ -282,11 +282,7 @@ stdenv.mkDerivation ({
   dontDisableStatic = true;
 
   # TODO(@Ericson2314): Always pass "--target" and always prefix.
-  configurePlatforms =
+  configurePlatforms = [ "build" "host" ] ++ stdenv.lib.optional (targetPlatform != hostPlatform) "target";
-    # TODO(@Ericson2314): Figure out what's going wrong with Arm
-    if buildPlatform == hostPlatform && hostPlatform == targetPlatform && targetPlatform.isAarch32
-    then []
-    else [ "build" "host" ] ++ stdenv.lib.optional (targetPlatform != hostPlatform) "target";
 
   configureFlags =
     # Basic dependencies

pkgs/development/compilers/gcc/4.9/default.nix

@@ -291,11 +291,7 @@ stdenv.mkDerivation ({
   dontDisableStatic = true;
 
   # TODO(@Ericson2314): Always pass "--target" and always prefix.
-  configurePlatforms =
+  configurePlatforms = [ "build" "host" ] ++ stdenv.lib.optional (targetPlatform != hostPlatform) "target";
-    # TODO(@Ericson2314): Figure out what's going wrong with Arm
-    if buildPlatform == hostPlatform && hostPlatform == targetPlatform && targetPlatform.isAarch32
-    then []
-    else [ "build" "host" ] ++ stdenv.lib.optional (targetPlatform != hostPlatform) "target";
 
   configureFlags =
     # Basic dependencies

pkgs/development/compilers/gcc/5/default.nix

@@ -311,11 +311,7 @@ stdenv.mkDerivation ({
   dontDisableStatic = true;
 
   # TODO(@Ericson2314): Always pass "--target" and always prefix.
-  configurePlatforms =
+  configurePlatforms = [ "build" "host" ] ++ stdenv.lib.optional (targetPlatform != hostPlatform) "target";
-    # TODO(@Ericson2314): Figure out what's going wrong with Arm
-    if buildPlatform == hostPlatform && hostPlatform == targetPlatform && targetPlatform.isAarch32
-    then []
-    else [ "build" "host" ] ++ stdenv.lib.optional (targetPlatform != hostPlatform) "target";
 
   configureFlags =
     # Basic dependencies

pkgs/development/compilers/gcc/6/default.nix

@@ -315,11 +315,7 @@ stdenv.mkDerivation ({
   dontDisableStatic = true;
 
   # TODO(@Ericson2314): Always pass "--target" and always prefix.
-  configurePlatforms =
+  configurePlatforms = [ "build" "host" ] ++ stdenv.lib.optional (targetPlatform != hostPlatform) "target";
-    # TODO(@Ericson2314): Figure out what's going wrong with Arm
-    if buildPlatform == hostPlatform && hostPlatform == targetPlatform && targetPlatform.isAarch32
-    then []
-    else [ "build" "host" ] ++ stdenv.lib.optional (targetPlatform != hostPlatform) "target";
 
   configureFlags =
     # Basic dependencies

pkgs/development/compilers/gcc/7/default.nix

@@ -311,11 +311,7 @@ stdenv.mkDerivation ({
   dontDisableStatic = true;
 
   # TODO(@Ericson2314): Always pass "--target" and always prefix.
-  configurePlatforms =
+  configurePlatforms = [ "build" "host" ] ++ stdenv.lib.optional (targetPlatform != hostPlatform) "target";
-    # TODO(@Ericson2314): Figure out what's going wrong with Arm
-    if buildPlatform == hostPlatform && hostPlatform == targetPlatform && targetPlatform.isAarch32
-    then []
-    else [ "build" "host" ] ++ stdenv.lib.optional (targetPlatform != hostPlatform) "target";
 
   configureFlags =
     # Basic dependencies

pkgs/development/compilers/gcc/snapshot/default.nix

@@ -283,11 +283,7 @@ stdenv.mkDerivation ({
   dontDisableStatic = true;
 
   # TODO(@Ericson2314): Always pass "--target" and always prefix.
-  configurePlatforms =
+  configurePlatforms = [ "build" "host" ] ++ stdenv.lib.optional (targetPlatform != hostPlatform) "target";
-    # TODO(@Ericson2314): Figure out what's going wrong with Arm
-    if buildPlatform == hostPlatform && hostPlatform == targetPlatform && targetPlatform.isAarch32
-    then []
-    else [ "build" "host" ] ++ stdenv.lib.optional (targetPlatform != hostPlatform) "target";
 
   configureFlags =
     # Basic dependencies

pkgs/development/tools/misc/binutils/default.nix

@@ -91,11 +91,7 @@ stdenv.mkDerivation rec {
     else "-static-libgcc";
 
   # TODO(@Ericson2314): Always pass "--target" and always targetPrefix.
-  configurePlatforms =
+  configurePlatforms = [ "build" "host" ] ++ stdenv.lib.optional (targetPlatform != hostPlatform) "target";
-    # TODO(@Ericson2314): Figure out what's going wrong with Arm
-    if buildPlatform == hostPlatform && hostPlatform == targetPlatform && targetPlatform.isAarch32
-    then []
-    else [ "build" "host" ] ++ stdenv.lib.optional (targetPlatform != hostPlatform) "target";
 
   configureFlags = [
     "--enable-targets=all" "--enable-64-bit-bfd"