diff --git a/test/CodeGen/X86/2007-03-24-InlineAsmXConstraint.ll b/test/CodeGen/X86/2007-03-24-InlineAsmXConstraint.ll
new file mode 100644
index 00000000000..4cfe2dc4eb3
--- /dev/null
+++ b/test/CodeGen/X86/2007-03-24-InlineAsmXConstraint.ll
@@ -0,0 +1,9 @@
+; RUN: llvm-as < %s | llc -march=x86 | grep 'psrlw $8, %xmm0'
+target datalayout = "e-p:32:32"
+target triple = "i686-apple-darwin9"
+
+define void @test() {
+        tail call void asm sideeffect "psrlw $0, %xmm0", "X,~{dirflag},~{fpsr},~{flags}"( i32 8 )
+        ret void
+}
+