From 7450a774a5f796f7e9d312ba9c9690097f4aa309 Mon Sep 17 00:00:00 2001
From: "Yukihiro \"Matz\" Matsumoto" <matz@ruby-lang.org>
Date: Sat, 23 Sep 2017 10:12:04 +0900
Subject: The first instruction was skipped mistakenly in ensure clause; fix
 #3811

---
 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 3c74f265c..2b0922cd9 100644
--- a/src/vm.c
+++ b/src/vm.c
@@ -1329,6 +1329,7 @@ RETRY_TRY_BLOCK:
 
       if (a > mrb->c->eidx - epos)
         a = mrb->c->eidx - epos;
+      pc = pc + 1;
       for (n=0; n<a; n++) {
         proc = mrb->c->ensure[epos+n];
         irep = proc->body.irep;
@@ -1339,7 +1340,7 @@ RETRY_TRY_BLOCK:
         ci->stackent = mrb->c->stack;
         ci->nregs = irep->nregs;
         ci->target_class = proc->target_class;
-        ci->pc = pc + 1;
+        ci->pc = pc;
         ci->acc = ci[-1].nregs;
         mrb->c->stack += ci->acc;
         stack_extend(mrb, ci->nregs);
-- 
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