acinclude.m4 (gcc_cv_gas_vers): Add -arch ppc for probing darwin assembler.

	* acinclude.m4 (gcc_cv_gas_vers): Add -arch ppc for probing darwin
	assembler.
	* configure: Regenerate.

From-SVN: r170392

gcc/ChangeLog

+2011-02-22  Mike Stump  <mikestump@comcast.net>
+
+	* acinclude.m4 (gcc_cv_gas_vers): Add -arch ppc for probing darwin
+	assembler.
+	* configure: Regenerate.
+
 2011-02-21  Chung-Lin Tang  <cltang@codesourcery.com>
 
 	PR rtl-optimization/46002

gcc/acinclude.m4

@@ -452,6 +452,10 @@ AC_DEFUN([gcc_GAS_FLAGS],
     dnl Always pass --32 to ia32 Linux assembler.
     gcc_cv_as_flags="--32"
     ;;
+  powerpc*-*-darwin*)
+    dnl Always pass -arch ppc to assembler.
+    gcc_cv_as_flags="-arch ppc"
+    ;;
   *)
     gcc_cv_as_flags=" "
     ;;

gcc/configure

@@ -21356,6 +21356,9 @@ else
   i[34567]86-*-linux*)
         gcc_cv_as_flags="--32"
     ;;
+  powerpc*-*-darwin*)
+        gcc_cv_as_flags="-arch ppc"
+    ;;
   *)
     gcc_cv_as_flags=" "
     ;;