@GwtIncompatible // Floats.tryParse
  public void testTryParseOfToStringIsOriginal() {
    for (float f : NUMBERS) {
      checkTryParse(f, Float.toString(f));
    }
  }

  @J2ktIncompatible // hexadecimal floats
  @GwtIncompatible // Floats.tryParse
  public void testTryParseOfToHexStringIsOriginal() {
    for (float f : NUMBERS) {
      checkTryParse(f, Float.toHexString(f));
    }
  }

  @GwtIncompatible // Floats.tryParse
  public void testTryParseOfToStringIsOriginal() {
    for (float f : NUMBERS) {
      checkTryParse(f, Float.toString(f));
    }
  }

  @J2ktIncompatible // hexadecimal floats
  @GwtIncompatible // Floats.tryParse
  public void testTryParseOfToHexStringIsOriginal() {
    for (float f : NUMBERS) {
      checkTryParse(f, Float.toHexString(f));
    }
  }

      "Invalid URL host: \"[0:0:0:0:0:1:0.0.0.000001]\"",
    )
  }

  @Test
  fun hostIpv6WithIpv4SuffixWithHexadecimalPrefix() {
    // Chrome interprets a leading '0x' as hexadecimal; Firefox rejects them. (We reject them.)
    assertInvalid(
      "http://[0:0:0:0:0:1:0.0x10.0.0x10]/",
      "Invalid URL host: \"[0:0:0:0:0:1:0.0x10.0.0x10]\"",
    )
  }

  @Test

  @Override
  public String toString() {
    return super.toString();
  }

  /**
   * Returns the Java Unicode escape sequence for the given {@code char}, in the form "\u12AB" where
   * "12AB" is the four hexadecimal digits representing the 16-bit code unit.
   */
  private static String showCharacter(char c) {
    String hex = "0123456789ABCDEF";
    char[] tmp = {'\\', 'u', '\0', '\0', '\0', '\0'};

	func _Cfunc_puts(p0 *_Ctype_char) (r1 _Ctype_int) {
		_cgo_runtime_cgocall(_cgo_be59f0f25121_Cfunc_puts, uintptr(unsafe.Pointer(&p0)))
		return
	}

The hexadecimal number is a hash of cgo's input, chosen to be
deterministic yet unlikely to collide with other uses. The actual
function _cgo_be59f0f25121_Cfunc_puts is implemented in a C source
file compiled by gcc, the file x.cgo2.c:

1<<3 | 1<<1 | 1<<0 // x⁸ + x⁴ + x³ + x + 1 // Powers of x mod poly in GF(2). var powx = [16]byte{ 0x01, 0x02, 0x04, 0x08, 0x10, 0x20, 0x40, 0x80, 0x1b, 0x36, 0x6c, 0xd8, 0xab, 0x4d, 0x9a, 0x2f, } // FIPS-197 Figure 7. S-box substitution values in hexadecimal format. var sbox0 = [256]byte{ 0x63, 0x7c, 0x77, 0x7b, 0xf2, 0x6b, 0x6f, 0xc5, 0x30, 0x01, 0x67, 0x2b, 0xfe, 0xd7, 0xab, 0x76, 0xca, 0x82, 0xc9, 0x7d, 0xfa, 0x59, 0x47, 0xf0, 0xad, 0xd4, 0xa2, 0xaf, 0x9c, 0xa4, 0x72, 0xc0, 0xb7, 0xfd, 0x93, 0x26,...