From: Anatol Belski <ab@php.net>
Date: Sat, 20 Sep 2014 00:14:35 +0000 (+0200)
Subject: make the return value more logic
X-Git-Tag: POST_NATIVE_TLS_MERGE^2~169
X-Git-Url: https://granicus.if.org/sourcecode?a=commitdiff_plain;h=ea6da303960707c8305a74f7a33f5694f8f0b235;p=php

make the return value more logic

as if clz() were returning 32 on empty size
---

diff --git a/Zend/zend_alloc.c b/Zend/zend_alloc.c
index 77a825115f..ac403617a6 100644
--- a/Zend/zend_alloc.c
+++ b/Zend/zend_alloc.c
@@ -1054,7 +1054,7 @@ static zend_always_inline int zend_mm_small_size_to_bit(int size)
 
 	if (!BitScanReverse(&index, (unsigned long)size)) {
 		/* undefined behavior */
-		return 32;
+		return 64;
 	}
 
 	return (((31 - (int)index) ^ 0x1f) + 1);