From e63fb0ade43a9a49d2dd207fc75feb60285f6074 Mon Sep 17 00:00:00 2001
From: CismonX <admin@cismon.net>
Date: Tue, 19 May 2020 01:44:55 +0800
Subject: [PATCH] fix bug for freeing vm_stack

---
 src/vm_stack.c | 1 +
 1 file changed, 1 insertion(+)

diff --git a/src/vm_stack.c b/src/vm_stack.c
index 58b2c55..caa6297 100644
--- a/src/vm_stack.c
+++ b/src/vm_stack.c
@@ -76,6 +76,7 @@ vm_stack_dup(struct vm_stack* vs) {
 static inline void
 vm_stack_free(struct vm_stack* vs) {
     struct vm_stack* prev;
+    vs->refcnt = 1;
     do {
         prev = vs->prev;
         if (--vs->refcnt == 0) {