| --TEST-- | |
| Bug #39036 (Unsetting key of foreach() yields segmentation fault) | |
| --FILE-- | |
| $key = 'asdf'; | |
| foreach (get_defined_vars() as $key => $value) { | |
| unset($$key); | |
| } | |
| var_dump($key); | |
| echo "Done\n"; | |
| --EXPECTF-- | |
| Warning: Undefined variable $key in %s on line %d | |
| NULL | |
| Done | |