Index: config/i386/sse.md
===================================================================
--- config/i386/sse.md	(revision 180334)
+++ config/i386/sse.md	(working copy)
@@ -12007,8 +12007,7 @@
   [(set (match_operand:AVXMODEF2P 0 "register_operand" "=x")
 	(unspec:AVXMODEF2P
 	  [(match_operand:AVXMODEF2P 1 "memory_operand" "m")
-	   (match_operand:<avxpermvecmode> 2 "register_operand" "x")
-	   (match_dup 0)]
+	   (match_operand:<avxpermvecmode> 2 "register_operand" "x")]
 	  UNSPEC_MASKLOAD))]
   "TARGET_AVX"
   "vmaskmov<ssemodesuffix>\t{%1, %2, %0|%0, %2, %1}"