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<?php define('cc', 'DEFINE'); $a = 'dd'; $b = 'cc'; $flags = array(); $flags |= constant($a); $flags |= constant($b); var_dump($flags);
Output for git.master, git.master_jit, rfc.property-hooks
Fatal error: Uncaught Error: Undefined constant "dd" in /in/kvf7f:10 Stack trace: #0 /in/kvf7f(10): constant('dd') #1 {main} thrown in /in/kvf7f on line 10
Process exited with code 255.

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