From 9fbd66cb9a45177a4f985fe27b3790d7fc29af0e Mon Sep 17 00:00:00 2001
From: "Yukihiro \"Matz\" Matsumoto" <matz@ruby-lang.org>
Date: Tue, 9 Apr 2013 09:19:18 +0900
Subject: nregs size was too big (off by one); close #1137

---
 src/vm.c | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

(limited to 'src')

diff --git a/src/vm.c b/src/vm.c
index c319e7148..7eae322f7 100644
--- a/src/vm.c
+++ b/src/vm.c
@@ -403,7 +403,7 @@ mrb_yield_internal(mrb_state *mrb, mrb_value b, int argc, mrb_value *argv, mrb_v
     ci->nregs = argc + 2;
   }
   else {
-    ci->nregs = p->body.irep->nregs + 2;
+    ci->nregs = p->body.irep->nregs + 1;
   }
   ci->acc = -1;
   mrb->stack = mrb->stack + n;
@@ -568,7 +568,7 @@ mrb_run(mrb_state *mrb, struct RProc *proc, mrb_value self)
   }
   stack_extend(mrb, irep->nregs, irep->nregs);
   mrb->ci->proc = proc;
-  mrb->ci->nregs = irep->nregs + 2;
+  mrb->ci->nregs = irep->nregs + 1;
   regs = mrb->stack;
   regs[0] = self;
 
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