macos-sierra-shared: Fix, after binutils-wrapper broke it

cctool's as needs to be told use to use gnu as, or else we'd need a dependency cycle between cctools and clang for this case. In general, this is not a problem because clang uses its own integrated assembler where possible, and gnu as otherwise.
NixOS · Sep 6, 2017 · eb326c9 · eb326c9
1 parent 9e27b88
commit eb326c9
Showing 1 changed file with 3 additions and 1 deletion.
diff --git a/pkgs/build-support/binutils-wrapper/macos-sierra-reexport-hack.bash b/pkgs/build-support/binutils-wrapper/macos-sierra-reexport-hack.bash
@@ -81,8 +81,10 @@ else
 
     symbolBloatObject=$outputNameLibless-symbol-hack.o
     if [[ ! -e $symbolBloatObject ]]; then
+        # `-Q` means use GNU Assembler rather than Clang, avoiding an awkward
+        # dependency cycle.
         printf '.private_extern _______child_hack_foo\nchild_hack_foo:\n' \
-            | @binPrefix@as -- -o $symbolBloatObject
+            | @binPrefix@as -Q -- -o $symbolBloatObject
     fi
 
     # first half of libs