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<?php function f1(&$v) {} function f2() {$a = array(1,2,3); return $a; } // Both are Fatal error: Only variables can be passed by reference f1((array)f2()); f1(array(f2()));
Output for git.master, git.master_jit
Fatal error: Uncaught Error: f1(): Argument #1 ($v) could not be passed by reference in /in/Ob1o2:6 Stack trace: #0 {main} thrown in /in/Ob1o2 on line 6
Process exited with code 255.
Output for rfc.property-hooks
Fatal error: Uncaught Error: f1(): Argument #1 ($v) cannot be passed by reference in /in/Ob1o2:6 Stack trace: #0 {main} thrown in /in/Ob1o2 on line 6
Process exited with code 255.

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