From ae4217e813a1067824965ad3ddc686e2dc30fddd Mon Sep 17 00:00:00 2001
From: "Yukihiro \"Matz\" Matsumoto" <matz@ruby-lang.org>
Date: Tue, 18 Apr 2017 16:47:24 +0900
Subject: Fixed a wrong condition; fix #3550

Shared TT_ENV should be unshared. Reversed condition.
---
 src/gc.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

(limited to 'src')

diff --git a/src/gc.c b/src/gc.c
index 15b92e638..81f47eed7 100644
--- a/src/gc.c
+++ b/src/gc.c
@@ -769,7 +769,7 @@ obj_free(mrb_state *mrb, struct RBasic *obj, int end)
         while (ce <= ci) {
           struct REnv *e = ci->env;
           if (e && !is_dead(&mrb->gc, e) &&
-              e->tt == MRB_TT_ENV && MRB_ENV_STACK_SHARED_P(e)) {
+              e->tt == MRB_TT_ENV && !MRB_ENV_STACK_SHARED_P(e)) {
             mrb_env_unshare(mrb, e);
           }
           ci--;
-- 
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