🐛 fix out of bound bug

2023-09-06 19:29:59 +08:00
parent ec03f0aee0
commit 298b54c9ec
1 changed files with 4 additions and 1 deletions
@@ -189,7 +189,10 @@ bool parse::need_semi_check(expr* node) {
 }

 void parse::update_location(expr* node) {
-    node->update_location(toks[ptr].loc);
+    if (!ptr) {
+        return;
+    }
+    node->update_location(toks[ptr-1].loc);
 }

 null_expr* parse::null() {