Specifying the diagnostic argument through the attribute table generator...

Specifying the diagnostic argument through the attribute table generator instead of having to enter it manually as part of the attribute subject list. This only affects attributes appertaining to ObjC interfaces and protocols.

No new tests required as this is covered by existing tests.

git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@213193 91177308-0d34-0410-b5e6-96231b3b80d8

include/clang/Basic/Attr.td

@@ -990,11 +990,10 @@ def ObjCDesignatedInitializer : Attr {
 }
 
 def ObjCRuntimeName : Attr {
-    let Spellings = [GNU<"objc_runtime_name">];
-    let Subjects = SubjectList<[ObjCInterface, ObjCProtocol], ErrorDiag,
-    "ExpectedObjectiveCInterfaceOrProtocol">;
-    let Args = [StringArgument<"MetadataName">];
-    let Documentation = [ObjCRuntimeNameDocs];
+  let Spellings = [GNU<"objc_runtime_name">];
+  let Subjects = SubjectList<[ObjCInterface, ObjCProtocol], ErrorDiag>;
+  let Args = [StringArgument<"MetadataName">];
+  let Documentation = [ObjCRuntimeNameDocs];
 }
 
 def OptimizeNone : InheritableAttr {

utils/TableGen/ClangAttrEmitter.cpp

@@ -2154,6 +2154,8 @@ static std::string CalculateDiagnostic(const Record &S) {
                                            "ExpectedVariableOrFunction)";
 
     case ObjCMethod | ObjCProp: return "ExpectedMethodOrProperty";
+    case ObjCProtocol | ObjCInterface:
+      return "ExpectedObjectiveCInterfaceOrProtocol";
     case Field | Var: return "ExpectedFieldOrGlobalVar";
   }