--- /dev/null
+--TEST--
+Testing xpath() with invalid XML
+--SKIPIF--
+<?php
+if (PHP_MAJOR_VERSION != 5) die("skip this test is for PHP 5 only");
+if (PHP_INT_SIZE != 4) die("skip this test is for 32bit platforms only");
+?>
+--FILE--
+<?php
+$xml = simplexml_load_string("XXXXXXX^",$x,0x6000000000000001);
+var_dump($xml->xpath("BBBB"));
+?>
+--EXPECTF--
+Notice: Undefined variable: x in %s on line %d
+
+Warning: simplexml_load_string(): Entity: line 1: parser error : Start tag expected, '<' not found in %s on line %d
+
+Warning: simplexml_load_string(): XXXXXXX^ in %s on line %d
+
+Warning: simplexml_load_string(): ^ in %s on line %d
+
+Fatal error: Call to a member function xpath() on a non-object in %s on line %d
--- /dev/null
+--TEST--
+Testing xpath() with invalid XML
+--SKIPIF--
+<?php
+if (PHP_MAJOR_VERSION != 5) die("skip this test is for PHP 5 only");
+if (PHP_INT_SIZE != 8) die("skip this test is for 64bit platforms only");
+?>
+--FILE--
+<?php
+$xml = simplexml_load_string("XXXXXXX^",$x,0x6000000000000001);
+var_dump($xml->xpath("BBBB"));
+?>
+--EXPECTF--
+Notice: Undefined variable: x in %s on line %d
+
+Warning: simplexml_load_string(): Entity: line 1: parser error : Start tag expected, '<' not found in %s on line %d
+
+Warning: simplexml_load_string(): XXXXXXX^ in %s on line %d
+
+Warning: simplexml_load_string(): ^ in %s on line %d
+bool(false)
+