Index: test/CodeGen/attr-nodebug.c
===================================================================
--- test/CodeGen/attr-nodebug.c
+++ test/CodeGen/attr-nodebug.c
@@ -1,5 +1,4 @@
-// RUN: %clang_cc1 -g -emit-llvm -o %t %s
-// RUN: not grep 'call void @llvm.dbg.func.start' %t
+// RUN: %clang_cc1 -g -emit-llvm -o - %s | FileCheck %s
 
 void t1() __attribute__((nodebug));
 
@@ -10,3 +9,10 @@
   a++;
 }
 
+// IR should have no llvm.dbg.* calls, or !dbg annotations.
+// CHECK-LABEL: @t1
+// CHECK-NOT:   dbg
+// CHECK:       }
+
+// And no function description for debug info.
+// CHECK-NOT: DISubprogram