https://issues.dlang.org/show_bug.cgi?id=21041
--- Comment #3 from safety0ff.bugz <[email protected]> --- (In reply to Bruce Carneal from comment #1) > Current dmd -O emits 7 instructions to accomplish the rolw in the code body. D converts many operations on narrow types to int, which DMD's backend then fails to optimize away when it is possible/advantageous. --
