Change the this -W flag to 'return-stack-address'.

  ~or~

Paint the bikeshed green.

git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@136959 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/include/clang/Basic/DiagnosticSemaKinds.td b/include/clang/Basic/DiagnosticSemaKinds.td
index a2cd1e1..ce76b60 100644
--- a/include/clang/Basic/DiagnosticSemaKinds.td
+++ b/include/clang/Basic/DiagnosticSemaKinds.td
@@ -4158,19 +4158,19 @@
 // CHECK: returning address/reference of stack memory
 def warn_ret_stack_addr : Warning<
   "address of stack memory associated with local variable %0 returned">,
-  InGroup<DiagGroup<"return-local-address">>;
+  InGroup<DiagGroup<"return-stack-address">>;
 def warn_ret_stack_ref : Warning<
   "reference to stack memory associated with local variable %0 returned">,
-  InGroup<DiagGroup<"return-local-address">>;
+  InGroup<DiagGroup<"return-stack-address">>;
 def warn_ret_local_temp_addr : Warning<
   "returning address of local temporary object">,
-  InGroup<DiagGroup<"return-local-address">>;
+  InGroup<DiagGroup<"return-stack-address">>;
 def warn_ret_local_temp_ref : Warning<
   "returning reference to local temporary object">,
-  InGroup<DiagGroup<"return-local-address">>;
+  InGroup<DiagGroup<"return-stack-address">>;
 def warn_ret_addr_label : Warning<
   "returning address of label, which is local">,
-  InGroup<DiagGroup<"return-local-address">>;
+  InGroup<DiagGroup<"return-stack-address">>;
 def err_ret_local_block : Error<
   "returning block that lives on the local stack">;
 def note_ref_var_local_bind : Note<