From 988e2ced0380e6783db854173d004d5ac64548ac Mon Sep 17 00:00:00 2001
From: "Yukihiro \"Matz\" Matsumoto" <matz@ruby-lang.org>
Date: Thu, 15 Jun 2017 13:37:27 +0900
Subject: Ensure size of the stack before handling exceptions; fix #3693

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

(limited to 'src')

diff --git a/src/vm.c b/src/vm.c
index 5853ba9e2..096e155dd 100644
--- a/src/vm.c
+++ b/src/vm.c
@@ -1836,6 +1836,7 @@ RETRY_TRY_BLOCK:
         if (ci != ci0) {
           mrb->c->stack = ci[1].stackent;
         }
+        stack_extend(mrb, irep->nregs);
         pc = mrb->c->rescue[--ci->ridx];
       }
       else {
-- 
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