assertSuccess(parser("0X0"))
        assertSuccess(parser("0Xff_ee"))
        assertSuccess(parser("0Xabc_e"))

        // binary numbers
        assertSuccess(parser("0b0"))
        assertSuccess(parser("0B0"))
        assertSuccess(parser("0b101010"))
        assertSuccess(parser("0b10101_0"))

        assertFailure(
            parser("bar"),

	case Bool, Int, Uint, Int8, Uint8, Int16, Uint16, Int32, Uint32, Uintptr:
		return a.assignIntN(offset, t.Size(), 1, 0b0)
	case Int64, Uint64:
		switch goarch.PtrSize {
		case 4:
			return a.assignIntN(offset, 4, 2, 0b0)
		case 8:
			return a.assignIntN(offset, 8, 1, 0b0)
		}
	case Float32, Float64:
		return a.assignFloatN(offset, t.Size(), 1)
	case Complex64:
		return a.assignFloatN(offset, 4, 2)

				}
			}
		})
	}
}

func TestNumbers(t *testing.T) {
	for _, test := range []struct {
		tok              token.Token
		src, tokens, err string
	}{
		// binaries
		{token.INT, "0b0", "0b0", ""},
		{token.INT, "0b1010", "0b1010", ""},
		{token.INT, "0B1110", "0B1110", ""},

		{token.INT, "0b", "0b", "binary literal has no digits"},
		{token.INT, "0b0190", "0b0190", "invalid digit '9' in binary literal"},

  // the operation has Options in the serialized FlatBuffer.

  // Whether the TFLite operator has options in the schema representation.
  bit hasOptions = 0b0;
  // Whether the TFLite operator has options2 in the schema representation.
  bit hasOptions2 = 0b0;

  // Use to specify a custom options type for TFLite operators where
  // the option's name does not match the TFLite operator's name.