func nlz32(x int32) int { return bits.LeadingZeros32(uint32(x)) }
func nlz16(x int16) int { return bits.LeadingZeros16(uint16(x)) }
func nlz8(x int8) int   { return bits.LeadingZeros8(uint8(x)) }

// ntzX returns the number of trailing zeros.
func ntz64(x int64) int { return bits.TrailingZeros64(uint64(x)) }
func ntz32(x int32) int { return bits.TrailingZeros32(uint32(x)) }
func ntz16(x int16) int { return bits.TrailingZeros16(uint16(x)) }

 * to referencing files and directories, jCIFS can also address servers,
 * and workgroups.
 * <p>
 * <font color="#800000"><i>Important: all SMB URLs that represent
 * workgroups, servers, shares, or directories require a trailing slash '/'.
 * </i></font>
 * <p>
 * When using the <tt>java.net.URL</tt> class with
 * 'smb://' URLs it is necessary to first call the static
 * <tt>jcifs.Config.registerSmbURLHandler();</tt> method. This is required

}

// fmtFrac formats the fraction of v/10**prec (e.g., ".12345") into the
// tail of buf, omitting trailing zeros. It omits the decimal
// point too when the fraction is 0. It returns the index where the
// output bytes begin and the value v/10**prec.
func fmtFrac(buf []byte, v uint64, prec int) (nw int, nv uint64) {
	// Omit trailing zeros up to and including decimal point.
	w := len(buf)
	print := false
	for i := 0; i < prec; i++ {

		if p.As != AMOV {
			p.Ctxt.Diag("%v: unsupported constant load", p)
			return nil
		}

		// For constants larger than 32 bits in size that have trailing zeros,
		// use the value with the trailing zeros removed and then use a SLLI
		// instruction to restore the original constant.
		// For example:
		// 	MOV $0x8000000000000000, X10
		// becomes
		// 	MOV $1, X10

	// suppose v in the form of {leading 00, upper effective bits, lower 8 effective bits, trailing 00}
	// omit trailing 00
	var i uint32
	for i = 2; i < 32; i += 2 {
		if v&(1<<i-1) != 0 {
			break
		}
	}
	// i must be <= 24, then adjust i just above lower 8 effective bits of v
	i += 6
	// let x = {the complement of lower 8 effective bits, trailing 00}, y = x + v
	x := 1<<i - v&(1<<i-1)
	y := v + x

			// A type parameter list [P T] where the name P and the type expression T syntactically
			// combine to another valid (value) expression requires a trailing comma, as in [P *T,]
			// (or an enclosing interface as in [P interface(*T)]), so that the type parameter list
			// is not parsed as an array length [P*T].
			p.print(token.COMMA)
		}

	if trace {
		defer p.trace("arrayType")()
	}

	if len == nil && !p.got(_DotDotDot) {
		p.xnest++
		len = p.expr()
		p.xnest--
	}
	if p.tok == _Comma {
		// Trailing commas are accepted in type parameter
		// lists but not in array type declarations.
		// Accept for better error handling but complain.
		p.syntaxError("unexpected comma; expected ]")
		p.next()
	}

// include a concluding line comment that begins with "Output:" and is compared with
// the standard output of the function when the tests are run. (The comparison
// ignores leading and trailing space.) These are examples of an example:
//
//	func ExampleHello() {
//	    fmt.Println("hello")
//	    // Output: hello
//	}
//
//	func ExampleSalutations() {
//	    fmt.Println("hello, and")

	if n > 0 {
		sl += _Socklen(n) + 1
	}
	if sa.raw.Path[0] == '@' || (sa.raw.Path[0] == 0 && sl > 3) {
		// Check sl > 3 so we don't change unnamed socket behavior.
		sa.raw.Path[0] = 0
		// Don't count trailing NUL for abstract address.
		sl--
	}

	return unsafe.Pointer(&sa.raw), sl, nil
}

// SockaddrLinklayer implements the Sockaddr interface for AF_PACKET type sockets.
type SockaddrLinklayer struct {

						// Test matches for `/allow/admin/{**}`
						{
							path:  "/allow/admin/",
							allow: true,
						},
						{
							// When `**` is the last segment and operator in the template, the path must have a trailing `/` to match
							path:  "/allow/admin",
							allow: false,
						},
						{
							path:  "/allow/user/",
							allow: false,
						},
						{
							path:  "/allow/admin?param=value",