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<?php function generates() { $a = (yield 1); $b = (yield 2); assert($b != null); yield 1; } $g = generates(); foreach ($g as $val) { $g->send($val); }
Output for git.master, git.master_jit, rfc.property-hooks
Fatal error: Uncaught AssertionError: assert($b != null) in /in/tYN2p:8 Stack trace: #0 /in/tYN2p(8): assert(false, 'assert($b != nu...') #1 /in/tYN2p(14): generates() #2 {main} thrown in /in/tYN2p on line 8
Process exited with code 255.

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