| --TEST-- | |
| Bug #79836 (Segfault in concat_function) | |
| --INI-- | |
| opcache.optimization_level = 0x7FFEBFFF & ~0x400 | |
| --FILE-- | |
| $counter = 0; | |
| ob_start(function ($buffer) use (&$c, &$counter) { | |
| $c = 0; | |
| ++$counter; | |
| }, 1); | |
| $c .= []; | |
| $c .= []; | |
| ob_end_clean(); | |
| echo $counter . "\n"; | |
| --EXPECT-- | |
| 3 | |