mirror of
https://github.com/php/php-src.git
synced 2024-09-28 21:36:12 +00:00
48 lines
657 B
PHP
48 lines
657 B
PHP
--TEST--
|
|
Verify yield from on generators being properly cycle collected
|
|
--INI--
|
|
zend.enable_gc = 1
|
|
--FILE--
|
|
<?php
|
|
|
|
function root() {
|
|
global $gens; // create cyclic reference to root
|
|
try {
|
|
yield 1;
|
|
} finally {
|
|
var_dump($gens);
|
|
}
|
|
}
|
|
|
|
function gen($x) {
|
|
global $gens;
|
|
yield from $gens[] = $x ? gen(--$x) : root();
|
|
}
|
|
|
|
$gen = $gens[] = gen(2);
|
|
var_dump($gen->current());
|
|
unset($gen, $gens);
|
|
print "collect\n";
|
|
gc_collect_cycles();
|
|
print "end\n";
|
|
|
|
?>
|
|
--EXPECT--
|
|
int(1)
|
|
collect
|
|
array(4) {
|
|
[0]=>
|
|
object(Generator)#1 (0) {
|
|
}
|
|
[1]=>
|
|
object(Generator)#2 (0) {
|
|
}
|
|
[2]=>
|
|
object(Generator)#3 (0) {
|
|
}
|
|
[3]=>
|
|
object(Generator)#4 (0) {
|
|
}
|
|
}
|
|
end
|