From: Ilia Alshanetsky <iliaa@php.net>
Date: Thu, 30 Sep 2004 01:22:56 +0000 (+0000)
Subject: Fixed bug #30276 (Possible crash in ctype_digit on large numbers).
X-Git-Tag: PRE_NEW_VM_GEN_PATCH~125
X-Git-Url: https://granicus.if.org/sourcecode?a=commitdiff_plain;h=c7cd1d708faf23e6ee4b3f14af05da12ec5b902b;p=php

Fixed bug #30276 (Possible crash in ctype_digit on large numbers).
---

diff --git a/ext/ctype/ctype.c b/ext/ctype/ctype.c
index b16324042d..78f6d293e3 100644
--- a/ext/ctype/ctype.c
+++ b/ext/ctype/ctype.c
@@ -99,7 +99,7 @@ PHP_MINFO_FUNCTION(ctype)
 	case IS_LONG: \
 		if (Z_LVAL_P(c) <= 255 && Z_LVAL_P(c) >= 0) { \
 			RETURN_BOOL(iswhat(Z_LVAL_P(c))); \
-		} else if (Z_LVAL_P(c) >= -128) { \
+		} else if (Z_LVAL_P(c) >= -128 && Z_LVAL_P(c) < 0) { \
 			RETURN_BOOL(iswhat(Z_LVAL_P(c) + 256)); \
 		} \
 		SEPARATE_ZVAL(&c);	\