add debugging code to the mark function

2019-09-04 17:00:09 -07:00 · 2019-09-04 17:00:09 -07:00 · 8cd845aa5b
commit 8cd845aa5b
parent 01aa2462b5
1 changed files with 2 additions and 0 deletions
--- a/node.c
+++ b/node.c
@ -1276,6 +1276,8 @@ mark_ast_value(void *ctx, NODE * node)
        case NODE_ARYPTN:
            rb_gc_mark(node->nd_lit);
            break;
+        default:
+            rb_bug("unreachable");
    }
 }