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<?php $a = new class() {}; class_alias($a::class, \array::class); function foo(\array $x) { print_r($x); } foo($a); ?>
Output for git.master_jit
class@anonymous Object ( )
Output for git.master
Fatal error: Cannot use "array" as a type name as it is reserved in /in/Wsb8F on line 7
Process exited with code 255.

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