From 4af01150d377e03c2ae5200b48fc4030a2789ce1 Mon Sep 17 00:00:00 2001
From: nobu <nobu@b2dd03c8-39d4-4d8f-98ff-823fe69b080e>
Date: Sat, 31 Oct 2015 04:54:45 +0000
Subject: vm_insnhelper.c: get rid of copying garbage

* vm_insnhelper.c (vm_call_method_missing): get rid of extra
  garbage after argv.

git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@52404 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
---
 vm_insnhelper.c | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

(limited to 'vm_insnhelper.c')

diff --git a/vm_insnhelper.c b/vm_insnhelper.c
index 9a615df26f..9f3c00d6c9 100644
--- a/vm_insnhelper.c
+++ b/vm_insnhelper.c
@@ -1919,8 +1919,8 @@ vm_call_method_missing(rb_thread_t *th, rb_control_frame_t *reg_cfp, struct rb_c
 
     /* shift arguments: m(a, b, c) #=> method_missing(:m, a, b, c) */
     CHECK_VM_STACK_OVERFLOW(reg_cfp, 1);
-    if (argc > 0) {
-	MEMMOVE(argv+1, argv, VALUE, argc);
+    if (argc > 1) {
+	MEMMOVE(argv+1, argv, VALUE, argc-1);
     }
     argv[0] = ID2SYM(orig_ci->mid);
     INC_SP(1);
-- 
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