From f3d4ff16d39b34585d41c31ffc09a0ffb512ff81 Mon Sep 17 00:00:00 2001
From: "Yukihiro \"Matz\" Matsumoto" <matz@ruby-lang.org>
Date: Wed, 8 Feb 2017 16:22:48 +0900
Subject: Fixed a bug in ci address shifting; fix #3423

Dinko Galetic and Denis Kasak reported the issue and the fix.
(via https://hackerone.com/dgaletic).
---
 src/vm.c | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

(limited to 'src')

diff --git a/src/vm.c b/src/vm.c
index 0c0f5a4bb..c174c0b43 100644
--- a/src/vm.c
+++ b/src/vm.c
@@ -1705,9 +1705,10 @@ RETRY_TRY_BLOCK:
           mrb->jmp = prev_jmp;
           return v;
         }
-        cipop(mrb);
+        ci = mrb->c->ci;
         acc = ci->acc;
         mrb->c->stack = ci->stackent;
+        cipop(mrb);
         if (acc == CI_ACC_SKIP) {
           mrb->jmp = prev_jmp;
           return v;
-- 
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