1DIAG(err_unterminated_comment,
2     DiagnosticEngine::Error,
3     "%0:%1:%2: error: unterminated comment\n",
4     "%0:%1:%2: error: unterminated comment\n")
5DIAG(err_syntax_error,
6     DiagnosticEngine::Error,
7     "%0:%1:%2: error: %3\n",
8     "%0:%1:%2: error: %3\n")
9DIAG(err_assert_failed,
10     DiagnosticEngine::Error,
11     "Assertion failed: %0\n",
12     "Assertion failed: %0\n")
13