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<?php class Foo { public function run(): void { } } class Bar extends Foo { /** * @return never */ public function run() { exit; } } new Bar();
Output for git.master_jit
Fatal error: Declaration of Bar::run() must be compatible with Foo::run(): void in /in/ODTRm on line 13 Stack trace: #0 {main}
Process exited with code 255.
Output for git.master

Process exited with code 139.

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