-; RUN: llvm-as < %s | llc -march=x86 -mattr=+sse | grep prefetchnta
-; RUN: llvm-as < %s | llc -march=x86 -mattr=+sse | grep prefetcht0
-; RUN: llvm-as < %s | llc -march=x86 -mattr=+sse | grep prefetcht1
-; RUN: llvm-as < %s | llc -march=x86 -mattr=+sse | grep prefetcht2
+; RUN: llvm-as < %s | llc -march=x86 -mattr=+sse > %t
+; RUN: grep prefetchnta %t
+; RUN: grep prefetcht0 %t
+; RUN: grep prefetcht1 %t
+; RUN: grep prefetcht2 %t
define void @t(i8* %ptr) nounwind {
entry: