add diagnostic
git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@46504 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/include/clang/Basic/DiagnosticKinds.def b/include/clang/Basic/DiagnosticKinds.def
index 81f9b97..ad628af 100644
--- a/include/clang/Basic/DiagnosticKinds.def
+++ b/include/clang/Basic/DiagnosticKinds.def
@@ -234,6 +234,8 @@
"\"##\" cannot appear at start of macro expansion")
DIAG(err_paste_at_end, ERROR,
"\"##\" cannot appear at end of macro expansion")
+DIAG(ext_paste_comma, EXTENSION,
+ "Use of comma pasting extension is non-portable")
DIAG(err_unterm_macro_invoc, ERROR,
"unterminated function-like macro invocation")
DIAG(err_too_many_args_in_macro_invoc, ERROR,