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<?php function foo(&$var) { $var++; } function &bar() // Note the missing & { $a = 5; return $a; } foo(bar()); // Produces fatal error since PHP 5.0.5 foo($a = 5); // Expression, not variable
Output for git.master, git.master_jit, rfc.property-hooks
Fatal error: Uncaught Error: foo(): Argument #1 ($var) cannot be passed by reference in /in/B0OqR:13 Stack trace: #0 {main} thrown in /in/B0OqR on line 13
Process exited with code 255.

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