improve error message when expression is expected

[r18850]

diff --git a/parser.c b/parser.c
index 7467196..6ace4a7 100644 (file)
--- a/parser.c
+++ b/parser.c
@@ -3822,7 +3822,7 @@ static expression_t *parse_primary_expression(void)
                case '(':                        return parse_brace_expression();
        }
 
-       errorf(HERE, "unexpected token %K", &token);
+       errorf(HERE, "unexpected token %K, expected an expression", &token);
        eat_statement();
 
        return create_invalid_expression();