error: Interpolated symbol "undef" does not exist
    at interpolation.asm(18)
error: Interpolated symbol "label" does not exist
    at interpolation.asm(22)
error: Interpolated symbol "foo" is not a numeric or string symbol
    at interpolation.asm(29)
error: Interpolated symbol "xor" is a reserved keyword; add a '#' prefix to use it as a raw symbol
    at interpolation.asm(32)
Assembly aborted with 4 errors!