TypePHP 编译器
https://swoole.com/aot/
You can not select more than 25 topics
Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
35 lines
749 B
35 lines
749 B
--TEST--
|
|
closed generator releases captured values while preserving its return value
|
|
--FILE--
|
|
<?php
|
|
class GeneratorRetentionState
|
|
{
|
|
public static ?WeakReference $weak = null;
|
|
}
|
|
|
|
function retaining_generator(object $captured): iterable
|
|
{
|
|
yield 1;
|
|
return 2;
|
|
}
|
|
|
|
function make_retaining_generator(): iterable
|
|
{
|
|
$captured = new stdClass();
|
|
GeneratorRetentionState::$weak = WeakReference::create($captured);
|
|
return retaining_generator($captured);
|
|
}
|
|
|
|
function main(): void
|
|
{
|
|
$generator = make_retaining_generator();
|
|
$generator->current();
|
|
$generator->next();
|
|
gc_collect_cycles();
|
|
var_dump($generator->getReturn());
|
|
var_dump(GeneratorRetentionState::$weak?->get() === null);
|
|
}
|
|
?>
|
|
--EXPECT--
|
|
int(2)
|
|
bool(true)
|
|
|