test/CodeGen/X86/barrier.ll - llvm-project/llvm - Git at Google

 ; RUN: llc < %s -march=x86 -mattr=-sse2 | FileCheck %s

 define void @test() {
 ; CHECK: lock
 	fence seq_cst
 	ret void
 }
	; RUN: llc < %s -march=x86 -mattr=-sse2 \| FileCheck %s

	define void @test() {
	; CHECK: lock
	fence seq_cst
	ret void
	}