Issue a bettter diagnostics for incorrect property setter name.

(radar 7647953).

llvm-svn: 96284

clang/include/clang/Basic/DiagnosticCommonKinds.td

@@ -31,6 +31,9 @@ def note_also_found : Note<"also found">;
 
 // Parse && Lex
 def err_expected_colon : Error<"expected ':'">;
+def err_expected_colon_after_setter_name : Error<
+  "method name referenced in property setter attribute "
+  "must end with ':'">;
 
 // Parse && Sema
 def err_no_declarators : Error<"declaration does not declare anything">;

clang/lib/Parse/ParseObjc.cpp

@@ -515,7 +515,8 @@ void Parser::ParseObjCPropertyAttribute(ObjCDeclSpec &DS, DeclPtrTy ClassDecl,
         DS.setSetterName(Tok.getIdentifierInfo());
         ConsumeToken();  // consume method name
 
-        if (ExpectAndConsume(tok::colon, diag::err_expected_colon, "",
+        if (ExpectAndConsume(tok::colon, 
+                             diag::err_expected_colon_after_setter_name, "",
                              tok::r_paren))
           return;
       } else {

clang/test/Parser/objc-property-syntax.m

@@ -5,8 +5,10 @@
 };
 @property unsigned char bufferedUTF8Bytes[4];  // expected-error {{property cannot have array or function type}}
 @property unsigned char bufferedUTFBytes:1;    // expected-error {{property name cannot be a bitfield}}
+@property(nonatomic, retain, setter=ab_setDefaultToolbarItems) MyClass *ab_defaultToolbarItems; // expected-error {{method name referenced in property setter attribute must end with ':'}}
 @end
 
 @implementation MyClass
+@dynamic ab_defaultToolbarItems;
 @end