From f9b7a2a33fa708ea220f26bd094a8b26c2da059c Mon Sep 17 00:00:00 2001
From: nobu <nobu@b2dd03c8-39d4-4d8f-98ff-823fe69b080e>
Date: Tue, 19 Aug 2014 01:29:45 +0000
Subject: win32ole.c: check overflow

* ext/win32ole/win32ole.c (ole_invoke): check integer overflow on
  win64 platforms.

git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@47219 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
---
 ext/win32ole/win32ole.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/ext/win32ole/win32ole.c b/ext/win32ole/win32ole.c
index ea82000013..fa8607b82c 100644
--- a/ext/win32ole/win32ole.c
+++ b/ext/win32ole/win32ole.c
@@ -2553,7 +2553,7 @@ ole_invoke(int argc, VALUE *argv, VALUE self, USHORT wFlags, BOOL is_bracket)
         /*------------------------------------------
           hash object ==> named dispatch parameters
         --------------------------------------------*/
-        cNamedArgs = RHASH_SIZE(param);
+        cNamedArgs = rb_long2int(RHASH_SIZE(param));
         op.dp.cArgs = cNamedArgs + argc - 2;
         op.pNamedArgs = ALLOCA_N(OLECHAR*, cNamedArgs + 1);
         op.dp.rgvarg = ALLOCA_N(VARIANTARG, op.dp.cArgs);
-- 
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