| --TEST-- | |
| GH-11580: assert() with ??= operator can lead to use-of-uninitialized-value | |
| --INI-- | |
| zend.assertions=0 | |
| --FILE-- | |
| <?php | |
| assert(y)[y] ??= y; | |
| ?> | |
| --EXPECTF-- | |
| Fatal error: Uncaught Error: Undefined constant "y" in %s:%d | |
| Stack trace: | |
| #0 {main} | |
| thrown in %s on line %d | |