| --TEST-- | |
| Using clone statement on undefined variable | |
| --FILE-- | |
| $a = clone $b; | |
| --EXPECTF-- | |
| Warning: Undefined variable $b in %s on line %d | |
| Fatal error: Uncaught Error: __clone method called on non-object in %s:%d | |
| Stack trace: | |
| #0 {main} | |
| thrown in %s on line %d | |