bad-goto: simplify testing of undeclared labels

There is no need to do a lookup: checking if the label's
symbol is in the NS_LABEL namespace and is lacking an
associated statement is enough and much simpler.

Signed-off-by: Luc Van Oostenryck <luc.vanoostenryck@gmail.com>

1 files changed, 2 insertions, 1 deletions

diff --git a/evaluate.c b/evaluate.c
index 4bdd5ed0..d4b46227 100644
--- a/evaluate.c
+++ b/evaluate.c
@@ -3747,7 +3747,8 @@ static void evaluate_goto_statement(struct statement *stmt)
 		evaluate_expression(stmt->goto_expression);
 		return;
 	}
-	if (!label->stmt && label->ident && !lookup_keyword(label->ident, NS_KEYWORD)) {
+
+	if (label->namespace == NS_LABEL && !label->stmt) {
 		sparse_error(stmt->pos, "label '%s' was not declared", show_ident(label->ident));
 	}
 }