- [2021-12-25 21:02:10 +0900]: Remove unnecessary INSTANCEOF special case in sccp
- [2021-12-25 20:39:52 +0900]: Remove unnecessary try_replace_op1() special cases
- [2021-12-25 20:34:02 +0900]: Don't replace SEND opcodes with different by-ref behavior
- [2021-12-25 20:17:29 +0900]: Remove redundant code in zend_optimizer_replace_by_const()
