| --TEST-- | |
| Bug #69419: Returning compatible sub generator produces a warning | |
| --FILE-- | |
| function & genRefInner() { | |
| $var = 1; | |
| yield $var; | |
| } | |
| function & genRefOuter() { | |
| return genRefInner(); | |
| } | |
| foreach(genRefOuter() as $i) { | |
| var_dump($i); | |
| } | |
| --EXPECTF-- | |
| Notice: Only variable references should be returned by reference in %s on line %d | |
| int(1) | |