CHECK-LABEL-ify some code gen tests to improve diagnostic experience when tests fail.

llvm-svn: 188447
diff --git a/clang/test/CodeGenCXX/blocks-cxx11.cpp b/clang/test/CodeGenCXX/blocks-cxx11.cpp
index 42d33ae..9ff5826 100644
--- a/clang/test/CodeGenCXX/blocks-cxx11.cpp
+++ b/clang/test/CodeGenCXX/blocks-cxx11.cpp
@@ -100,7 +100,7 @@
     };
     lambda(); // make sure we emit the invocation function
   }
-  // CHECK:    define internal void @"_ZZN20test_block_in_lambda4testENS_1AEENK3$_0clEv"(
+  // CHECK-LABEL:    define internal void @"_ZZN20test_block_in_lambda4testENS_1AEENK3$_0clEv"(
   // CHECK:      [[BLOCK:%.*]] = alloca [[BLOCK_T:<{.*}>]], align 8
   // CHECK:      [[THIS:%.*]] = load [[LAMBDA_T:%.*]]**
   // CHECK:      [[TO_DESTROY:%.*]] = getelementptr inbounds [[BLOCK_T]]* [[BLOCK]], i32 0, i32 5