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<?php function ref(&$a) {$a = 42;} function val($a) {$a = 42;} $val1 = 7; $val2 = 8; ref($val1); val($val2); var_dump([$val1, $val2]);
Output for git.master, git.master_jit, rfc.property-hooks
array(2) { [0]=> int(42) [1]=> int(8) }

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