From: Xinchen Hui <laruence@php.net>
Date: Thu, 2 Jul 2015 04:19:55 +0000 (+0800)
Subject: Use one_char_string
X-Git-Tag: php-7.1.0alpha3~25^2~62
X-Git-Url: https://granicus.if.org/sourcecode?a=commitdiff_plain;h=ba711aec30b17015eec8d4438196b21c582f2d1e;p=php

Use one_char_string
---

diff --git a/Zend/zend_operators.c b/Zend/zend_operators.c
index 7ab9e5bd46..4528e81c28 100644
--- a/Zend/zend_operators.c
+++ b/Zend/zend_operators.c
@@ -2118,8 +2118,12 @@ static void ZEND_FASTCALL increment_string(zval *str) /* {{{ */
 
 	if (Z_STRLEN_P(str) == 0) {
 		zend_string_release(Z_STR_P(str));
-		Z_STR_P(str) = zend_string_init("1", sizeof("1")-1, 0);
-		Z_TYPE_INFO_P(str) = IS_STRING_EX;
+		if (CG(one_char_string)['1']) {
+			ZVAL_INTERNED_STR(str, CG(one_char_string)['1']);
+		} else {
+			Z_STR_P(str) = zend_string_init("1", sizeof("1")-1, 0);
+			Z_TYPE_INFO_P(str) = IS_STRING_EX;
+		}
 		return;
 	}