[ms-inline asm] Add basic codegen support for simple asm stmts.  Currently,
only machine specific clobbers are modeled.

git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@161524 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/test/CodeGen/ms-inline-asm.c b/test/CodeGen/ms-inline-asm.c
index 2d36bbc..3234b98 100644
--- a/test/CodeGen/ms-inline-asm.c
+++ b/test/CodeGen/ms-inline-asm.c
@@ -1,7 +1,8 @@
-// RUN: %clang_cc1 %s -triple x86_64-apple-darwin10 -O0 -fms-extensions -w -emit-llvm -o - | FileCheck %s
+// RUN: %clang_cc1 %s -triple x86_64-apple-darwin10 -O0 -fms-extensions -fenable-experimental-ms-inline-asm -w -emit-llvm -o - | FileCheck %s
 
 void t1() {
 // CHECK: @t1
+// CHECK: call void asm sideeffect "", "~{dirflag},~{fpsr},~{flags}"() nounwind
 // CHECK: ret void
   __asm {}
 }