From 6491693d00038f62f8b4f8f3c5cef93068f65956 Mon Sep 17 00:00:00 2001
From: Yukihiro Matsumoto <matz@ruby-lang.org>
Date: Thu, 2 Aug 2012 22:03:53 +0900
Subject: mrb_get_args("&") gave wrong value

---
 src/class.c | 9 ++++++---
 1 file changed, 6 insertions(+), 3 deletions(-)

(limited to 'src')

diff --git a/src/class.c b/src/class.c
index 50d0b6317..d6c7a92fb 100644
--- a/src/class.c
+++ b/src/class.c
@@ -602,12 +602,15 @@ mrb_get_args(mrb_state *mrb, const char *format, ...)
 
     case '&':
       {
-        mrb_value *p, *bp = mrb->stack + 1;
+        mrb_value *p, *bp;
 
         p = va_arg(ap, mrb_value*);
-        if (mrb->ci->argc > 0) {
-          bp += mrb->ci->argc;
+        if (mrb->ci->argc < 0) {
+          bp = mrb->stack + 2;
         }
+	else {
+          bp = mrb->stack + mrb->ci->argc + 1;
+	}
         *p = *bp;
       }
       break;
-- 
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