if c&xorBit == 0 {
		p := index
		return append(b, mappings[mappingIndex[p]:mappingIndex[p+1]]...)
	}
	b = append(b, s...)
	if c&inlineXOR == inlineXOR {
		// TODO: support and handle two-byte inline masks
		b[len(b)-1] ^= byte(index)
	} else {
		for p := len(b) - int(xorData[index]); p < len(b); p++ {
			index++
			b[p] ^= xorData[index]
		}
	}
	return b

		// Kubernetes <1.30>:
		"ip", "family", "isUnspecified", "isLoopback", "isLinkLocalMulticast", "isLinkLocalUnicast", "isGlobalUnicast", "ip.isCanonical", "isIP", "cidr", "containsIP", "containsCIDR", "masked", "prefixLength", "isCIDR", "string",
		// Kubernetes <1.??>:
	)

	// TODO: test celgo function lists

	unexpected := functionNames.Difference(knownFunctions)
	missing := knownFunctions.Difference(functionNames)

	//      0101101101001110
	//        ^            ^
	//        |------------|
	//           br.bits (num valid bits)
	//
	// The next line right shifts the desired bits into the
	// least-significant places and masks off anything above.
	n = (br.n >> (br.bits - bits)) & ((1 << bits) - 1)
	br.bits -= bits
	return
}

func (br *bitReader) ReadBits(bits uint) (n int) {
	n64 := br.ReadBits64(bits)
	return int(n64)
}

    inlining_test.go:102: not in expected set, but also inlinable: "Addr.MarshalBinary"
    inlining_test.go:102: not in expected set, but also inlinable: "bePutUint64"
    inlining_test.go:102: not in expected set, but also inlinable: "mask6"
    inlining_test.go:102: not in expected set, but also inlinable: "AddrPort.isZero"
    inlining_test.go:102: not in expected set, but also inlinable: "stringsLastIndexByte"

		// generateRandomIP already panics if returns a not valid ip
		panic(err)
	}

	n := 32
	if is6 {
		n = 128
	}

	bits := c.Rand.Intn(n)
	prefix := netip.PrefixFrom(ip, bits)
	return prefix.Masked().String()

	src0 := image.NewRGBA(image.Rect(0, 0, 100, 100))
	mask0 := image.NewRGBA(image.Rect(0, 0, 100, 100))
	for _, c := range clipTests {
		dst := dst0.SubImage(c.dr).(*image.RGBA)
		src := src0.SubImage(c.sr).(*image.RGBA)
		r, sp, mp := c.r, c.sp, c.mp
		if c.nilMask {
			clip(dst, &r, src, &sp, nil, nil)
		} else {
			clip(dst, &r, src, &sp, mask0.SubImage(c.mr), &mp)
		}

		return 1 << nUnaryExpr
	case *ast.ValueSpec:
		return 1 << nValueSpec
	}
	return 0
}

func maskOf(nodes []ast.Node) uint64 {
	if nodes == nil {
		return math.MaxUint64 // match all node types
	}
	var mask uint64
	for _, n := range nodes {
		mask |= typeOf(n)
	}
	return mask

  internal const val B0_FLAG_RSV3 = 16

  /** Byte 0 mask for the frame opcode. */
  internal const val B0_MASK_OPCODE = 15

  /** Flag in the opcode which indicates a control frame. */
  internal const val OPCODE_FLAG_CONTROL = 8

  /**
   * Byte 1 flag for whether the payload data is masked.
   *
   * If this flag is set, the next four

        MavenProject project = new MavenProject(model);

        assertEquals("test-group", project.getGroupId(), "groupId proto-inheritance failed.");
        assertEquals("real-artifact", project.getArtifactId(), "artifactId is masked.");
        assertEquals("1000", project.getVersion(), "version proto-inheritance failed.");

        // draw the NPE.
        project.getId();
    }

    @Test
    void testEmptyConstructor() {

        1 * loggingAdapter.getLifecycleLogLevel() >> AntMessagePriority.DEBUG

        and:
        level == AntMessagePriority.DEBUG
    }

    @Issue('GRADLE-3511')
    def 'Filename #filename is properly masked when adding it as #antType to an ant task'(String filename, antType) {
        given:
        def dirname = 'somedir$$with'
        def dirAndFile = "${dirname}/${filename}"
        project.file(dirname).mkdir()