From: Dmitry Stogov <dmitry@zend.com>
Date: Thu, 7 Dec 2017 12:01:23 +0000 (+0300)
Subject: Added assertion
X-Git-Tag: php-7.3.0alpha1~860
X-Git-Url: https://granicus.if.org/sourcecode?a=commitdiff_plain;h=747a5928ad46470ce84688f5b5a8d52fdff42e39;p=php

Added assertion
---

diff --git a/Zend/zend_variables.c b/Zend/zend_variables.c
index 1d3d2a66a7..6cdea0ed71 100644
--- a/Zend/zend_variables.c
+++ b/Zend/zend_variables.c
@@ -167,6 +167,7 @@ ZEND_API void ZEND_FASTCALL _zval_copy_ctor_func(zval *zvalue ZEND_FILE_LINE_DC)
 	if (EXPECTED(Z_TYPE_P(zvalue) == IS_ARRAY)) {
 		ZVAL_ARR(zvalue, zend_array_dup(Z_ARRVAL_P(zvalue)));
 	} else if (EXPECTED(Z_TYPE_P(zvalue) == IS_STRING)) {
+		ZEND_ASSERT(!ZSTR_IS_INTERNED(Z_STR_P(zvalue)));
 		CHECK_ZVAL_STRING_REL(Z_STR_P(zvalue));
 		ZVAL_NEW_STR(zvalue, zend_string_dup(Z_STR_P(zvalue), 0));
 	}