From cf2fc66b0289dc7a34a0d9c0e67bccb8e97472bd Mon Sep 17 00:00:00 2001
From: Ville Hukkamaki <vhu@iki.fi>
Date: Wed, 22 Aug 2018 06:19:14 +0200
Subject: Fixed bug #76777 and added test

Set undefined values to null rather than undefined.
---
 ext/libxml/libxml.c | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

(limited to 'ext/libxml/libxml.c')

diff --git a/ext/libxml/libxml.c b/ext/libxml/libxml.c
index 226228bbb4..85f239d5c7 100644
--- a/ext/libxml/libxml.c
+++ b/ext/libxml/libxml.c
@@ -591,12 +591,12 @@ static xmlParserInputPtr _php_libxml_external_entity_loader(const char *URL,
 	if (ID != NULL) {
 		ZVAL_STRING(&params[0], ID);
 	} else {
-		ZVAL_UNDEF(&params[0]);
+		ZVAL_NULL(&params[0]);
 	}
 	if (URL != NULL) {
 		ZVAL_STRING(&params[1], URL);
 	} else {
-		ZVAL_UNDEF(&params[1]);
+		ZVAL_NULL(&params[1]);
 	}
 	ctxzv = &params[2];
 	array_init_size(ctxzv, 4);
-- 
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