Issue better syntax error when objc's messaging

ares are not separated by ':' (radar 7030268).

llvm-svn: 100040

clang/lib/Parse/ParseObjc.cpp

@@ -1819,6 +1819,9 @@ Parser::ParseObjCMessageExpressionBody(SourceLocation LBracLoc,
   }
     
   if (Tok.isNot(tok::r_square)) {
+    if (Tok.is(tok::identifier))
+      Diag(Tok, diag::err_expected_colon);
+    else
       Diag(Tok, diag::err_expected_rsquare);
     // We must manually skip to a ']', otherwise the expression skipper will
     // stop at the ']' when it skips to the ';'.  We want it to skip beyond

clang/test/Parser/objc-messaging-neg-1.m

@@ -1,6 +1,12 @@
 // RUN: %clang_cc1 -fsyntax-only -verify %s
 
+@interface A
++(void) foo:(int) a;
+@end
+
 int main() {
   id a;
   [a bla:0 6:7]; // expected-error {{expected ']'}}
+  [A foo bar]; // expected-error {{expected ':'}}
+  [A foo bar bar1]; // expected-error {{expected ':'}}
 }