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<?php function a(&$a) { $a++; } function g() { return new DateTime; } a(g());
Output for git.master, git.master_jit, rfc.property-hooks
Notice: Only variables should be passed by reference in /in/rCXPN on line 9 Fatal error: Uncaught TypeError: Cannot increment DateTime in /in/rCXPN:3 Stack trace: #0 /in/rCXPN(9): a(Object(DateTime)) #1 {main} thrown in /in/rCXPN on line 3
Process exited with code 255.

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