X-Git-Url: http://j8takagi.net/cgi-bin/gitweb.cgi?a=blobdiff_plain;f=src%2Flabel.c;h=efa52c31e06e8ed525f34ffc654eda955c435ff9;hb=a42ca0f2dfcdcde9e5aebccc3754e91a8206e1f9;hp=5650a1f4c2cbe6a97411281c33a8b220dd9e15fd;hpb=176a22fd90e39acf9b4bdae260d71b8d31be6db0;p=YACASL2.git

diff --git a/src/label.c b/src/label.c
index 5650a1f..efa52c3 100644
--- a/src/label.c
+++ b/src/label.c
@@ -59,7 +59,7 @@ unsigned labelhash(const char *prog, const char *label)
  */
 WORD getlabel(const char *prog, const char *label)
 {
-    assert(label != NULL);
+    assert(prog != NULL && label != NULL);
     LABELTAB *p;
 
     for(p = labels[labelhash(prog, label)]; p != NULL; p = p->next) {