From 91ce8041a3e85594e81466a528f8d55cdc164c1f Mon Sep 17 00:00:00 2001
From: Nuno Lopes <nlopess@php.net>
Date: Mon, 2 Jul 2012 01:31:40 -0400
Subject: [PATCH] fix (signed) integer overflow (part of bug #52550

---
 Zend/zend_hash.h | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/Zend/zend_hash.h b/Zend/zend_hash.h
index 84ca1de3452..5c3b1cde346 100644
--- a/Zend/zend_hash.h
+++ b/Zend/zend_hash.h
@@ -330,7 +330,7 @@ END_EXTERN_C()
 				if (idx-1 > LONG_MAX) { /* overflow */						\
 					break;													\
 				}															\
-				idx = (ulong)(-(long)idx);									\
+				idx = -idx;               									\
 			} else if (idx > LONG_MAX) { /* overflow */						\
 				break;														\
 			}																\