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--TEST--
Bug #22510 (segfault among complex references)
--FILE--
<?php
class foo
{
var $list = array();
function finalize() {
print __CLASS__."::".__FUNCTION__."\n";
$cl = &$this->list;
}
function &method1() {
print __CLASS__."::".__FUNCTION__."\n";
return @$this->foo;
}
function &method2() {
print __CLASS__."::".__FUNCTION__."\n";
return $this->foo;
}
function method3() {
print __CLASS__."::".__FUNCTION__."\n";
return @$this->foo;
}
}
class bar
{
function run1() {
print __CLASS__."::".__FUNCTION__."\n";
$this->instance = new foo();
$this->instance->method1($this);
$this->instance->method1($this);
}
function run2() {
print __CLASS__."::".__FUNCTION__."\n";
$this->instance = new foo();
$this->instance->method2($this);
$this->instance->method2($this);
}
function run3() {
print __CLASS__."::".__FUNCTION__."\n";
$this->instance = new foo();
$this->instance->method3($this);
$this->instance->method3($this);
}
}
function ouch(&$bar) {
print __FUNCTION__."\n";
@$a = $a;
$bar->run1();
}
function ok1(&$bar) {
print __FUNCTION__."\n";
$bar->run1();
}
function ok2(&$bar) {
print __FUNCTION__."\n";
@$a = $a;
$bar->run2();
}
function ok3(&$bar) {
print __FUNCTION__."\n";
@$a = $a;
$bar->run3();
}
$bar = &new bar();
ok1($bar);
$bar->instance->finalize();
print "done!\n";
ok2($bar);
$bar->instance->finalize();
print "done!\n";
ok3($bar);
$bar->instance->finalize();
print "done!\n";
ouch($bar);
$bar->instance->finalize();
print "I'm alive!\n";
?>
--EXPECTF--
ok1
bar::run1
foo::method1
Fatal error: Only variables or references can be returned by reference in %s on line %d
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