| --TEST-- | |
| DCE 007: Escaping of enclosed arrays doesn't prevent removal of enclosing array | |
| --INI-- | |
| opcache.enable=1 | |
| opcache.enable_cli=1 | |
| opcache.optimization_level=-1 | |
| opcache.opt_debug_level=0x20000 | |
| opcache.preload= | |
| zend_test.observer.enabled=0 | |
| --EXTENSIONS-- | |
| opcache | |
| --FILE-- | |
| function esc($x) { | |
| $a = [$x]; | |
| $b = [$a]; | |
| return $a; | |
| } | |
| --EXPECTF-- | |
| $_main: | |
| ; (lines=1, args=0, vars=0, tmps=0) | |
| ; (after optimizer) | |
| ; %sdce_007.php:1-8 | |
| 0000 RETURN int(1) | |
| esc: | |
| ; (lines=3, args=1, vars=2, tmps=0) | |
| ; (after optimizer) | |
| ; %sdce_007.php:2-6 | |
| 0000 CV0($x) = RECV 1 | |
| 0001 CV1($a) = INIT_ARRAY 1 (packed) CV0($x) NEXT | |
| 0002 RETURN CV1($a) | |