https://issues.dlang.org/show_bug.cgi?id=6459
--- Comment #7 from Walter Bright <[email protected]> --- (In reply to Graham from comment #3) > I also notice if you do: > > and RAX,0x00000000FFFFFFFF > > the compiler accepts it but generates: > > and RAX,0xFFFFFFFFFFFFFFFF > > because, of course, there is no imm64 mode for and/or etc. instructions. > Same applies for all other immediate constants that can be encoded into 8 > bits. The compiler generates an error for this now. --
