{ %CPU=i8086,i386,x86_64 } { %fail } { Tests the 'Cannot override ES segment' error message } {$asmmode intel} begin asm {$if defined(cpui8086)} ins byte ptr ds:[di], dx {$elseif defined(cpui386)} ins byte ptr ds:[edi], dx {$elseif defined(cpux86_64)} ins byte ptr fs:[rdi], dx {$endif} end; end.