1 files changed, 19 insertions, 0 deletions
diff --git a/ext/spl/tests/ArrayObject_modify_shared_object_properties.phpt b/ext/spl/tests/ArrayObject_modify_shared_object_properties.phpt
new file mode 100644
index 0000000000..24c247cabd
--- /dev/null
+++ b/ext/spl/tests/ArrayObject_modify_shared_object_properties.phpt
@@ -0,0 +1,19 @@
+--TEST--
+Modifications to ArrayObjects should not affect shared properties tables
+--FILE--
+<?php
+
+$obj = (object)['a' => 1, 'b' => 2];
+$ao = new ArrayObject($obj);
+$arr = (array) $obj;
+$ao['a'] = 42;
+var_dump($arr);
+
+?>
+--EXPECT--
+array(2) {
+  ["a"]=>
+  int(1)
+  ["b"]=>
+  int(2)
+}