Index: alias.c
===================================================================
RCS file: /cvs/dev/tools/src/fp_gcc/gcc/alias.c,v
retrieving revision 1.29.2.12
retrieving revision 1.29.2.14
diff -u -r1.29.2.12 -r1.29.2.14
--- alias.c	29 Nov 2010 15:24:04 -0000	1.29.2.12
+++ alias.c	30 Nov 2010 11:22:01 -0000	1.29.2.14
@@ -629,8 +629,9 @@
 /*BRCM: Goes back to find whether the memory access is restrict qualified 
         currently only handle INDIRECT_REF and TARGET_MEM_REF */
 #ifdef TARGET_FIREPATH
-      if (TREE_CODE (t) == INDIRECT_REF 
-         || TREE_CODE (t) == TARGET_MEM_REF)
+      if (currently_expanding_to_rtl
+          && (TREE_CODE (t) == INDIRECT_REF 
+            || TREE_CODE (t) == TARGET_MEM_REF))
         { 
           set = firepath_find_restrict_set (t);
           if (set != -1)
@@ -2630,6 +2631,14 @@
   x_addr = canon_rtx (x_addr);
   mem_addr = canon_rtx (mem_addr);
 
+/*BRCM: FIXME: Richard Guenther mentioned that DIFFERENT_ALIS_SETS_P
+ is not inter-iteration safe. But we need to that to make use of
+ alias set derived from restrict qualifier */
+#ifdef TARGET_FIREPATH
+  if (DIFFERENT_ALIAS_SETS_P (x, mem))
+    return 0;
+#endif    
+    
   if (nonoverlapping_memrefs_p (mem, x, true))
     return 0;