}

  @SuppressWarnings("deprecation")
  public void testUnmodifiableMultisetShortCircuit() {
    Multiset<String> mod = HashMultiset.create();
    Multiset<String> unmod = Multisets.unmodifiableMultiset(mod);
    assertNotSame(mod, unmod);
    assertSame(unmod, Multisets.unmodifiableMultiset(unmod));
    ImmutableMultiset<String> immutable = ImmutableMultiset.of("a", "a", "b", "a");

// license that can be found in the LICENSE file.

package sumdb

import (
	"bytes"
	"errors"
	"fmt"
	"strings"
	"sync"
	"sync/atomic"

	"golang.org/x/mod/module"
	"golang.org/x/mod/sumdb/note"
	"golang.org/x/mod/sumdb/tlog"
)

// A ClientOps provides the external operations
// (file caching, HTTP fetches, and so on) needed by the [Client].

}

// RotateLeft8 returns the value of x rotated left by (k mod 8) bits.
// To rotate x right by k bits, call RotateLeft8(x, -k).
//
// This function's execution time does not depend on the inputs.
func RotateLeft8(x uint8, k int) uint8 {
	const n = 8
	s := uint(k) & (n - 1)
	return x<<s | x>>(n-s)
}

// RotateLeft16 returns the value of x rotated left by (k mod 16) bits.

	"regexp"
	"strings"
	"sync"

	"cmd/go/internal/base"
	"cmd/go/internal/gover"
	"cmd/go/internal/modload"
	"cmd/go/internal/search"
	"cmd/go/internal/str"
	"cmd/internal/pkgpattern"

	"golang.org/x/mod/module"
)

// A query describes a command-line argument and the modules and/or packages
// to which that argument may resolve..
type query struct {
	// raw is the original argument, to be printed in error messages.

	BuildBuildvcs      = "auto" // -buildvcs flag: "true", "false", or "auto"
	BuildContext       = defaultContext()
	BuildMod           string                  // -mod flag
	BuildModExplicit   bool                    // whether -mod was set explicitly
	BuildModReason     string                  // reason -mod was set, if set by default
	BuildLinkshared    bool                    // -linkshared flag
	BuildMSan          bool                    // -msan flag

    int x = 1000000;
    for (RoundingMode mode : ALL_ROUNDING_MODES) {
      assertEquals(6, IntMath.log10(x, mode));
    }
  }

  // Simple test to cover sqrt(0) for all types and all modes.
  @GwtIncompatible // sqrt
  public void testSqrtZeroAlwaysZero() {
    for (RoundingMode mode : ALL_ROUNDING_MODES) {
      assertEquals(0, IntMath.sqrt(0, mode));
    }
  }

  @GwtIncompatible // sqrt

	pathpkg "path"
	"path/filepath"
	"strings"
	"sync"
	"time"

	"cmd/go/internal/base"
	"cmd/go/internal/cfg"
	"cmd/go/internal/modfetch/codehost"
	"cmd/go/internal/web"

	"golang.org/x/mod/module"
	"golang.org/x/mod/semver"
)

var HelpGoproxy = &base.Command{
	UsageLine: "goproxy",
	Short:     "module proxy protocol",
	Long: `
A Go module proxy is any web server that can respond to GET requests for

        "org-mod"    | "the-artifact" | "the-version" | "supplied organisation does not match ivy descriptor (cannot edit organisation directly in the ivy descriptor file)."
        "the-group"  | "module-mod"   | "the-version" | "supplied module name does not match ivy descriptor (cannot edit module name directly in the ivy descriptor file)."

// Otherwise, it returns p.
func (p *P256Point) SetBytes(b []byte) (*P256Point, error) {
	// p256Mul operates in the Montgomery domain with R = 2²⁵⁶ mod p. Thus rr
	// here is R in the Montgomery domain, or R×R mod p. See comment in
	// P256OrdInverse about how this is used.
	rr := p256Element{0x0000000000000003, 0xfffffffbffffffff,
		0xfffffffffffffffe, 0x00000004fffffffd}

	switch {

	}
)

type rngSource struct {
	tap  int           // index into vec
	feed int           // index into vec
	vec  [rngLen]int64 // current feedback register
}

// seed rng x[n+1] = 48271 * x[n] mod (2**31 - 1)
func seedrand(x int32) int32 {
	const (
		A = 48271
		Q = 44488
		R = 3399
	)

	hi := x / Q
	lo := x % Q
	x = A*lo - R*hi
	if x < 0 {
		x += int32max
	}
	return x