ERROR: symbol-override.asm(6):
    'W' already defined as constant at symbol-override.asm(5)
ERROR: symbol-override.asm(10):
    'X' already defined as constant at symbol-override.asm(9)
ERROR: symbol-override.asm(14):
    'Y' already defined as label at symbol-override.asm(13)
error: Assembly aborted (3 errors)!
