From: Sterling Hughes <sterling@php.net>
Date: Tue, 20 May 2003 20:39:58 +0000 (+0000)
Subject: use pointer arithmetic for the normal zend_str_tolower()
X-Git-Tag: RELEASE_1_0_2~674
X-Git-Url: https://granicus.if.org/sourcecode?a=commitdiff_plain;h=7c7d14a413ecff4ca2d9b72e64e6347ace2e60c9;p=php

use pointer arithmetic for the normal zend_str_tolower()
---

diff --git a/Zend/zend_operators.c b/Zend/zend_operators.c
index fe20ab9c09..4df314226f 100644
--- a/Zend/zend_operators.c
+++ b/Zend/zend_operators.c
@@ -1596,10 +1596,12 @@ ZEND_API char *zend_str_tolower_copy(char *str, unsigned int length)
 ZEND_API void zend_str_tolower(char *str, unsigned int length)
 {
 	register char *p=str;
-	
-	do {
-		p[length] = tolower(p[length]);
-	} while (length--);
+	register char *end = str + length;
+
+	while (p < end) {
+		*p = tolower(*p);
+		p++;
+	}
 }
 
 ZEND_API int zend_binary_strcmp(char *s1, uint len1, char *s2, uint len2)