[backport from gcc-4.7/trunk <mikpe@it.uu.se>]

gcc/

2011-11-08  Eric Botcazou  <ebotcazou@adacore.com>

	PR rtl-optimization/47698
	* ifcvt.c (noce_operand_ok): Move around comment.

--- gcc-4.6.2/gcc/ifcvt.c.~1~	2011-11-19 15:32:00.000000000 +0100
+++ gcc-4.6.2/gcc/ifcvt.c	2011-11-19 15:36:09.000000000 +0100
@@ -2309,11 +2309,11 @@ noce_get_condition (rtx jump, rtx *earli
 static int
 noce_operand_ok (const_rtx op)
 {
-  /* We special-case memories, so handle any of them with
-     no address side effects.  */
   if (side_effects_p (op))
     return FALSE;
 
+  /* We special-case memories, so handle any of them with
+     no address side effects.  */
   if (MEM_P (op))
     return ! side_effects_p (XEXP (op, 0));