gcc: move target-specific runtime libraries to separate output

pkgs/build-support/cc-wrapper/default.nix

@@ -41,7 +41,9 @@ let
   libc_bin = if libc == null then null else getBin libc;
   libc_dev = if libc == null then null else getDev libc;
   libc_lib = if libc == null then null else getLib libc;
-  cc_solib = getLib cc;
+  cc_solib = getLib cc
+    + optionalString (targetPlatform != hostPlatform) "/${targetPlatform.config}";
+
   # The wrapper scripts use 'cat' and 'grep', so we may need coreutils.
   coreutils_bin = if nativeTools then "" else getBin coreutils;
 

pkgs/development/compilers/gcc/builder.sh

@@ -133,7 +133,7 @@ if test "$noSysDirs" = "1"; then
 
     if test "$crossStageStatic" == 1; then
         # We don't want the gcc build to assume there will be a libc providing
-        # limits.h in this stagae
+        # limits.h in this stage
         makeFlagsArray+=(
             'LIMITS_H_TEST=false'
         )
@@ -203,31 +203,31 @@ postConfigure() {
 preInstall() {
     # Make ‘lib64’ symlinks to ‘lib’.
     if [ -n "$is64bit" -a -z "$enableMultilib" ]; then
-        mkdir -p "$out/lib"
-        ln -s lib "$out/lib64"
-        mkdir -p "$lib/lib"
-        ln -s lib "$lib/lib64"
+        mkdir -p "$out/${targetConfig}/lib"
+        ln -s lib "$out/${targetConfig}/lib64"
+        mkdir -p "$lib/${targetConfig}/lib"
+        ln -s lib "$lib/${targetConfig}/lib64"
     fi
 }
 
 
 postInstall() {
     # Move runtime libraries to $lib.
-    moveToOutput "lib/lib*.so*" "$lib"
-    moveToOutput "lib/lib*.la"  "$lib"
-    moveToOutput "lib/lib*.dylib" "$lib"
+    moveToOutput "${targetConfig+$targetConfig/}lib/lib*.so*" "$lib"
+    moveToOutput "${targetConfig+$targetConfig/}lib/lib*.la"  "$lib"
+    moveToOutput "${targetConfig+$targetConfig/}lib/lib*.dylib" "$lib"
     moveToOutput "share/gcc-*/python" "$lib"
 
-    for i in "$lib"/lib/*.{la,py}; do
+    for i in "$lib/${targetConfig}"/lib/*.{la,py}; do
         substituteInPlace "$i" --replace "$out" "$lib"
     done
 
     if [ -n "$enableMultilib" ]; then
-        moveToOutput "lib64/lib*.so*" "$lib"
-        moveToOutput "lib64/lib*.la"  "$lib"
-        moveToOutput "lib64/lib*.dylib" "$lib"
+        moveToOutput "${targetConfig+$targetConfig/}lib64/lib*.so*" "$lib"
+        moveToOutput "${targetConfig+$targetConfig/}lib64/lib*.la"  "$lib"
+        moveToOutput "${targetConfig+$targetConfig/}lib64/lib*.dylib" "$lib"
 
-        for i in "$lib"/lib64/*.{la,py}; do
+        for i in "$lib/${targetConfig}"/lib64/*.{la,py}; do
             substituteInPlace "$i" --replace "$out" "$lib"
         done
     fi