From: Zeev Suraski <zeev@php.net>
Date: Sat, 3 Aug 2002 09:44:27 +0000 (+0000)
Subject: MFZE1
X-Git-Tag: dev~48
X-Git-Url: https://granicus.if.org/sourcecode?a=commitdiff_plain;h=6025b804c2c2d880f2165ce0912af8023e7e5f6f;p=php

MFZE1
---

diff --git a/Zend/zend_execute.c b/Zend/zend_execute.c
index fb0f8b0835..507435d855 100644
--- a/Zend/zend_execute.c
+++ b/Zend/zend_execute.c
@@ -2171,6 +2171,10 @@ do_fcall_common:
 						
 						retval_ptr_ptr = get_zval_ptr_ptr(&EX(opline)->op1, EX(Ts), BP_VAR_W);
 
+						if (!retval_ptr_ptr) {
+							zend_error(E_ERROR, "Cannot return overloaded elements or string offsets by reference");
+						}
+
 						SEPARATE_ZVAL_TO_MAKE_IS_REF(retval_ptr_ptr);
 						(*retval_ptr_ptr)->refcount++;