From f3f5a07aa569d6fba599afcd69c04d6626c57c3f Mon Sep 17 00:00:00 2001
From: Thomas Punt <tpunt@hotmail.co.uk>
Date: Mon, 7 Mar 2016 09:40:22 +0000
Subject: [PATCH] Fix DatePeriod::getEndDate() segfault

---
 ext/date/php_date.c          |  4 ++++
 ext/date/tests/bug71635.phpt | 11 +++++++++++
 2 files changed, 15 insertions(+)
 create mode 100644 ext/date/tests/bug71635.phpt

diff --git a/ext/date/php_date.c b/ext/date/php_date.c
index e06ace7f8b..4cb0ec8ff4 100644
--- a/ext/date/php_date.c
+++ b/ext/date/php_date.c
@@ -4536,6 +4536,10 @@ PHP_METHOD(DatePeriod, getEndDate)
 
         dpobj = (php_period_obj *)zend_object_store_get_object(getThis() TSRMLS_CC);
 
+        if (!dpobj->end) {
+                return;
+        }
+
         php_date_instantiate(dpobj->start_ce, return_value TSRMLS_CC);
         dateobj = (php_date_obj *)zend_object_store_get_object(return_value TSRMLS_CC);
         dateobj->time = timelib_time_ctor();
diff --git a/ext/date/tests/bug71635.phpt b/ext/date/tests/bug71635.phpt
new file mode 100644
index 0000000000..8c5ae25db3
--- /dev/null
+++ b/ext/date/tests/bug71635.phpt
@@ -0,0 +1,11 @@
+--TEST--
+Bug #71635 (segfault in DatePeriod::getEndDate() when no end date has been set)
+--FILE--
+<?php
+date_default_timezone_set('UTC');
+$period = new DatePeriod(new DateTimeImmutable("now"), new DateInterval("P2Y4DT6H8M"), 2);
+
+var_dump($period->getEndDate());
+?>
+--EXPECT--
+NULL
\ No newline at end of file
-- 
2.40.0