From 9439dd0b5b1cbd033bc3bdd7b2215801d4ec9978 Mon Sep 17 00:00:00 2001
From: Craig Duncan <php@duncanc.co.uk>
Date: Sat, 17 Feb 2018 22:38:55 +0000
Subject: [PATCH] Add a test for iterating SXE properties by reference

---
 ext/simplexml/tests/foreach_by_reference.phpt | 24 +++++++++++++++++++
 1 file changed, 24 insertions(+)
 create mode 100644 ext/simplexml/tests/foreach_by_reference.phpt

diff --git a/ext/simplexml/tests/foreach_by_reference.phpt b/ext/simplexml/tests/foreach_by_reference.phpt
new file mode 100644
index 00000000000..070a3cf2cdb
--- /dev/null
+++ b/ext/simplexml/tests/foreach_by_reference.phpt
@@ -0,0 +1,24 @@
+--TEST--
+SimpleXml: foreach by reference
+--SKIPIF--
+<?php if (!extension_loaded("simplexml")) print "skip"; ?>
+--FILE--
+<?php
+
+$xml = <<<XML
+<people>
+  <person>Lucy</person>
+  <person>Mikasa</person>
+</people>
+XML;
+
+$people = simplexml_load_string($xml);
+
+foreach ($people as &$person) {}
+
+?>
+--EXPECTF--
+Fatal error: Uncaught Error: An iterator cannot be used with foreach by reference in %s:%d
+Stack trace:
+#0 {main}
+  thrown in %s on line %d