From: Anatol Belski <ab@php.net>
Date: Tue, 21 Nov 2017 17:48:37 +0000 (+0100)
Subject: Ensure shift doesn't overflow, closes #2916
X-Git-Tag: php-7.3.0alpha1~984
X-Git-Url: https://granicus.if.org/sourcecode?a=commitdiff_plain;h=6b54b3409a46119bc702af5d905718a88a0115a3;p=php

Ensure shift doesn't overflow, closes #2916
---

diff --git a/main/main.c b/main/main.c
index 0b86eca205..3e7f956e24 100644
--- a/main/main.c
+++ b/main/main.c
@@ -186,7 +186,7 @@ static PHP_INI_MH(OnChangeMemoryLimit)
 	if (new_value) {
 		PG(memory_limit) = zend_atol(ZSTR_VAL(new_value), ZSTR_LEN(new_value));
 	} else {
-		PG(memory_limit) = 1<<30;		/* effectively, no limit */
+		PG(memory_limit) = Z_L(1)<<30;		/* effectively, no limit */
 	}
 	return zend_set_memory_limit(PG(memory_limit));
 }