From: Christoph Mallon <christoph.mallon@gmx.de>
Date: Mon, 1 Sep 2008 13:25:40 +0000 (+0000)
Subject: Fix bug in duplicate case value checker:  Ignore the default case label.
X-Git-Url: http://nsz.repo.hu/git/?a=commitdiff_plain;h=d8400180c8193139fbdfb998e101024d38df4504;p=cparser

Fix bug in duplicate case value checker:  Ignore the default case label.

[r21628]
---

diff --git a/parser.c b/parser.c
index 45d0d8e..799fa7b 100644
--- a/parser.c
+++ b/parser.c
@@ -8256,7 +8256,7 @@ static statement_t *parse_case_statement(void)
 			/* Check for duplicate case values */
 			case_label_statement_t *c = &statement->case_label;
 			for (case_label_statement_t *l = current_switch->first_case; l != NULL; l = l->next) {
-				if (l->is_bad || l->is_empty)
+				if (l->is_bad || l->is_empty || l->expression == NULL)
 					continue;
 
 				if (c->last_case < l->first_case || c->first_case > l->last_case)