From 87cc0344cde0e3ccafa162bdbcf8a6ffac61e6ba Mon Sep 17 00:00:00 2001
From: "Yukihiro \"Matz\" Matsumoto" <matz@ruby-lang.org>
Date: Thu, 1 Jun 2017 19:35:15 +0900
Subject: Call `stack_clear()` after `stack_extend()`; fix #3682

---
 src/vm.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

(limited to 'src/vm.c')

diff --git a/src/vm.c b/src/vm.c
index 18bd57ed1..9a30c4d16 100644
--- a/src/vm.c
+++ b/src/vm.c
@@ -853,10 +853,10 @@ mrb_vm_run(mrb_state *mrb, struct RProc *proc, mrb_value self, unsigned int stac
   }
   if (stack_keep > nregs)
     nregs = stack_keep;
+  stack_extend(mrb, nregs);
   if (nregs > stack_keep) {
     stack_clear(c->stack + stack_keep, nregs - stack_keep);
   }
-  stack_extend(mrb, nregs);
   c->stack[0] = self;
   result = mrb_vm_exec(mrb, proc, irep->iseq);
   if (c->ci - c->cibase > cioff) {
-- 
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