{ %CPU=i8086,i386,x86_64 } { %fail } { Tests the 'Cannot override ES segment' error message } {$asmmode att} begin asm {$if defined(cpui8086)} cmpsb %ds:(%di), (%si) {$elseif defined(cpui386)} cmpsb %ds:(%edi), (%esi) {$elseif defined(cpux86_64)} cmpsb %fs:(%rdi), (%rsi) {$endif} end; end.