diff --git a/test/Feature/packed_cmp.ll b/test/Feature/packed_cmp.ll
index ca3a6441082..49d0523486d 100755
--- a/test/Feature/packed_cmp.ll
+++ b/test/Feature/packed_cmp.ll
@@ -3,6 +3,7 @@
 ; RUN: llvm-as < %s | llvm-dis > %t1.ll
 ; RUN: llvm-as %t1.ll -o - | llvm-dis > %t2.ll
 ; RUN: diff %t1.ll %t2.ll
+; XFAIL: *
 
 %ivec_type = type <4 x i8> 
 %ivec1  = constant %ivec_type < i8 1, i8 1, i8 1, i8 1 >