Remove unused ret.

2010-08-09  H.J. Lu  <hongjiu.lu@intel.com>

	* alias.c (may_alias_p): Remove unused ret.

From-SVN: r163038

gcc/ChangeLog

+2010-08-09  H.J. Lu  <hongjiu.lu@intel.com>
+
+	* alias.c (may_alias_p): Remove unused ret.
+
 2010-08-09  Bingfeng Mei  <bmei@broadcom.com>
 
 	* ddg.c (walk_mems_2): Moved from alias.c, use may_alias_p instead of

gcc/alias.c

@@ -2534,7 +2534,6 @@ int
 may_alias_p (const_rtx mem, const_rtx x)
 {
   rtx x_addr, mem_addr;
-  int ret;
 
   if (MEM_VOLATILE_P (x) && MEM_VOLATILE_P (mem))
     return 1;