check that always_inline attribute works with -fno-inline

Clean up the existing test to use FileCheck.

llvm-svn: 168607

clang/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() {
 }