check that always_inline attribute works with -fno-inline

Clean up the existing test to use FileCheck.

git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@168607 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/test/CodeGen/always-inline.c b/test/CodeGen/always-inline.c
index dc74be5..c9fd1ae 100644
--- a/test/CodeGen/always-inline.c
+++ b/test/CodeGen/always-inline.c
@@ -1,4 +1,7 @@
-// RUN: %clang_cc1 -emit-llvm %s -o - | grep call | not grep foo
+// RUN: %clang_cc1 -emit-llvm %s -o - | FileCheck %s
+// RUN: %clang_cc1 -fno-inline -emit-llvm %s -o - | FileCheck %s
+
+// CHECK-NOT: foo
 
 void bar() {
 }