func AddBuildFlags(cmd *base.Command, mask BuildFlagMask) {
	base.AddBuildFlagsNX(&cmd.Flag)
	base.AddChdirFlag(&cmd.Flag)
	cmd.Flag.BoolVar(&cfg.BuildA, "a", false, "")
	cmd.Flag.IntVar(&cfg.BuildP, "p", cfg.BuildP, "")
	if mask&OmitVFlag == 0 {
		cmd.Flag.BoolVar(&cfg.BuildV, "v", false, "")
	}

	cmd.Flag.Var(&load.BuildAsmflags, "asmflags", "")
	cmd.Flag.Var(buildCompiler{}, "compiler", "")

				if len(result.SkippedAnalyzers) > 0 {
					fmt.Fprintln(cmd.ErrOrStderr(), "Skipped analyzers:")
					for _, a := range result.SkippedAnalyzers {
						fmt.Fprintln(cmd.ErrOrStderr(), "\t", a)
					}
				}
				if len(result.ExecutedAnalyzers) > 0 {
					fmt.Fprintln(cmd.ErrOrStderr(), "Executed analyzers:")
					for _, a := range result.ExecutedAnalyzers {
						fmt.Fprintln(cmd.ErrOrStderr(), "\t", a)
					}
				}

		// also confirms that cmd/go can find the compiler. (Before CL 472096,
		// we sometimes ended up with cmd/go installed in the test environment
		// without a cmd/compile it could use to actually build things.)
		cmd := exec.Command("go", "tool", "-n", "compile")
		cmd.Env = origEnv
		out, err := cmd.Output()
		if err != nil {
			goBuildErr = fmt.Errorf("%v: %w", cmd, err)
			return
		}
		out = bytes.TrimSpace(out)

	"k8s.io/klog/v2"

	"k8s.io/kubernetes/cmd/kubeadm/app/apis/kubeadm/validation"
	outputapischeme "k8s.io/kubernetes/cmd/kubeadm/app/apis/output/scheme"
	outputapiv1alpha3 "k8s.io/kubernetes/cmd/kubeadm/app/apis/output/v1alpha3"
	"k8s.io/kubernetes/cmd/kubeadm/app/cmd/options"
	cmdutil "k8s.io/kubernetes/cmd/kubeadm/app/cmd/util"
	"k8s.io/kubernetes/cmd/kubeadm/app/componentconfigs"
	"k8s.io/kubernetes/cmd/kubeadm/app/constants"

	return host, portnum, nil
}

// A Command represents a SOCKS command.
type socksCommand int

func (cmd socksCommand) String() string {
	switch cmd {
	case socksCmdConnect:
		return "socks connect"
	case sockscmdBind:
		return "socks bind"
	default:
		return "socks " + strconv.Itoa(int(cmd))
	}
}

// An AuthMethod represents a SOCKS authentication method.
type socksAuthMethod int

		for dest := 1; dest < 4; dest++ {
			cmd := testenv.Command(t, os.Args[0], "-test.run", "TestStdPipe")
			cmd.Stdout = w
			cmd.Stderr = w
			cmd.ExtraFiles = []*os.File{w}
			cmd.Env = append(os.Environ(), fmt.Sprintf("GO_TEST_STD_PIPE_HELPER=%d", dest))
			if sig {
				cmd.Env = append(cmd.Env, "GO_TEST_STD_PIPE_HELPER_SIGNAL=1")
			}
			if err := cmd.Run(); err == nil {
				if !sig && dest < 3 {

		}
	}

	args := append([]string{"build", "-gcflags=-m -m", "-tags=math_big_pure_go"}, pkgs...)
	cmd := testenv.CleanCmdEnv(testenv.Command(t, testenv.GoToolPath(t), args...))
	pr, pw := io.Pipe()
	cmd.Stdout = pw
	cmd.Stderr = pw
	cmdErr := make(chan error, 1)
	go func() {
		cmdErr <- cmd.Run()
		pw.Close()
	}()
	scanner := bufio.NewScanner(pr)
	curPkg := ""

	kubeadmapi "k8s.io/kubernetes/cmd/kubeadm/app/apis/kubeadm"
	kubeadmscheme "k8s.io/kubernetes/cmd/kubeadm/app/apis/kubeadm/scheme"
	kubeadmapiv1 "k8s.io/kubernetes/cmd/kubeadm/app/apis/kubeadm/v1beta3"
	"k8s.io/kubernetes/cmd/kubeadm/app/apis/kubeadm/validation"
	"k8s.io/kubernetes/cmd/kubeadm/app/cmd/options"
	phases "k8s.io/kubernetes/cmd/kubeadm/app/cmd/phases/join"
	"k8s.io/kubernetes/cmd/kubeadm/app/cmd/phases/workflow"

	t.Helper()

	if debugtrace {
		if indir != "" {
			t.Logf("in dir %s: ", indir)
		}
		t.Logf("cmd: %s %+v\n", testenv.GoToolPath(t), bargs)
	}
	cmd := testenv.Command(t, testenv.GoToolPath(t), bargs...)
	cmd.Dir = indir
	b, err := cmd.CombinedOutput()
	if len(b) != 0 {
		t.Logf("## build output:\n%s", b)
	}
	if err != nil {
		t.Fatalf("build error: %v", err)
	}
}

	if err != nil {
		t.Skipf("can't find test executable: %v", err)
	}

	cmd := testenv.Command(t, exe, "-test.run=^"+test+"$", "-test.bench="+test, "-test.v", "-test.parallel=2", "-test.benchtime=2x")
	cmd = testenv.CleanCmdEnv(cmd)
	cmd.Env = append(cmd.Env, "GO_WANT_HELPER_PROCESS=1")
	out, err := cmd.CombinedOutput()
	t.Logf("%v: %v\n%s", cmd, err, out)

	return out
}