| --TEST-- | |
| Bug #81705 (type confusion/UAF on set_error_handler with concat operation) | |
| --FILE-- | |
| $arr = [0]; | |
| $my_var = str_repeat("a", 1); | |
| set_error_handler( | |
| function() use(&$my_var) { | |
| echo("error\n"); | |
| $my_var = 0x123; | |
| } | |
| ); | |
| $my_var .= $GLOBALS["arr"]; | |
| var_dump($my_var); | |
| --EXPECT-- | |
| error | |
| string(6) "aArray" |