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36 lines
824 B
PHP
36 lines
824 B
PHP
--TEST--
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Context switches are prevented during GC collect cycles
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--FILE--
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<?php
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$fiber = new Fiber(function () {
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call_user_func(function () {
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$a = new class () {};
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$b = new class () {
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public function __destruct() {
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Fiber::suspend();
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}
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};
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$a->next = $b;
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$b->next = $a;
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});
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gc_collect_cycles();
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});
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$fiber->start();
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?>
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--EXPECTF--
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Fatal error: Uncaught FiberError: Cannot switch fibers in current execution context in %sno-switch-gc.php:%d
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Stack trace:
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#0 %sno-switch-gc.php(%d): Fiber::suspend()
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#1 [internal function]: class@anonymous->__destruct()
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#2 %sno-switch-gc.php(%d): gc_collect_cycles()
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#3 [internal function]: {closure}()
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#4 %sno-switch-gc.php(%d): Fiber->start()
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#5 {main}
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thrown in %sno-switch-gc.php on line %d
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