darwin.h (TARGET_IEEE_QUAD): Fix comment.

2012-08-16  Segher Boessenkool  <segher@kernel.crashing.org>

       * config/rs6000/darwin.h (TARGET_IEEE_QUAD): Fix comment.

From-SVN: r190446

gcc/ChangeLog

+2012-08-16  Segher Boessenkool  <segher@kernel.crashing.org>
+
+	* config/rs6000/darwin.h (TARGET_IEEE_QUAD): Fix comment.
+
 2012-08-16  Richard Guenther  <rguenther@suse.de>
 
 	PR middle-end/54146

gcc/config/rs6000/darwin.h

@@ -282,7 +282,7 @@ extern int darwin_emit_branch_islands;
 #undef  TARGET_DEFAULT
 #define TARGET_DEFAULT (MASK_MULTIPLE | MASK_PPC_GFXOPT)
 
-/* Darwin only runs on PowerPC, so short-circuit POWER patterns.  */
+/* Darwin always uses IBM long double, never IEEE long double.  */
 #undef  TARGET_IEEEQUAD
 #define TARGET_IEEEQUAD 0