ref: 8c0adb63a185392ac65f02de17522622a99dae89
dir: /test/asm/ds-bad.err/
ERROR: ds-bad.asm(3): Expected constant expression: 'unknown' is not constant at assembly time warning: ds-bad.asm(4): [-Wtruncation] Expression must be 8-bit error: Assembly aborted (1 errors)!