1--TEST-- 2Fatal error within a nested fiber 3--EXTENSIONS-- 4fiber 5--FILE-- 6<?php 7 8$fiber = new Fiber(function (): void { 9 $fiber = new Fiber(function (): void { 10 \Fiber::suspend(2); 11 trigger_error("Fatal error in nested fiber", E_USER_ERROR); 12 }); 13 14 var_dump($fiber->start()); 15 16 \Fiber::suspend(1); 17 18 $fiber->resume(); 19}); 20 21var_dump($fiber->start()); 22 23$fiber->resume(); 24 25?> 26--EXPECTF-- 27int(2) 28int(1) 29 30Fatal error: Fatal error in nested fiber in %sfatal-error-in-nested-fiber.php on line %d 31