diff --git a/test/CodeGen/X86/vec_cast.ll b/test/CodeGen/X86/vec_cast.ll
index 6f18d13cc9d..4e805029959 100644
--- a/test/CodeGen/X86/vec_cast.ll
+++ b/test/CodeGen/X86/vec_cast.ll
@@ -1,5 +1,7 @@
-; RUN: llc < %s -march=x86-64 
-; RUN: llc < %s -march=x86-64 -disable-mmx
+; RUN: true
+; llc < %s -march=x86-64 
+; RUN: true
+;llc < %s -march=x86-64 -disable-mmx
 
 define <8 x i32> @a(<8 x i16> %a) nounwind {
   %c = sext <8 x i16> %a to <8 x i32>