From: Wez Furlong <wez@php.net>
Date: Thu, 29 May 2003 09:01:55 +0000 (+0000)
Subject: Fix Bug #23285 (Potential Stack Overflow in zendlex).
X-Git-Tag: RELEASE_1_0_2~549
X-Git-Url: https://granicus.if.org/sourcecode?a=commitdiff_plain;h=15fd642525ab7f92b2dac97a93d18c9fc634cb7b;p=php

Fix Bug #23285 (Potential Stack Overflow in zendlex).
---

diff --git a/Zend/zend_compile.c b/Zend/zend_compile.c
index 65b08409e9..e9b21ce0dc 100644
--- a/Zend/zend_compile.c
+++ b/Zend/zend_compile.c
@@ -3351,6 +3351,7 @@ int zendlex(znode *zendlval TSRMLS_DC)
 {
 	int retval;
 
+again:
 	if (CG(increment_lineno)) {
 		CG(zend_lineno)++;
 		CG(increment_lineno) = 0;
@@ -3363,8 +3364,8 @@ int zendlex(znode *zendlval TSRMLS_DC)
 		case T_DOC_COMMENT:
 		case T_OPEN_TAG:
 		case T_WHITESPACE:
-			retval = zendlex(zendlval TSRMLS_CC);
-			break;
+			goto again;
+
 		case T_CLOSE_TAG:
 			if (LANG_SCNG(yy_text)[LANG_SCNG(yy_leng)-1]=='\n'
 				|| (LANG_SCNG(yy_text)[LANG_SCNG(yy_leng)-2]=='\r' && LANG_SCNG(yy_text)[LANG_SCNG(yy_leng)-1])) {