"--entry_point=" + ctx.attr.entry_point,
        "--cpp_class=" + ctx.attr.cpp_class,
        "--target_triple=" + ctx.attr.target_triple,
    ] + cpu_flags + output_flags + ctx.attr.extra_flags + dfsan_flags

    post_command = ""
    if ctx.attr.gen_compiler_log:
        post_command += " --vmodule=cpu_compiler=5 2> >(tee -a " + compiler_log_file.path + " >&2) "

    full_cmd = (

}

// StartDefaultServerWithClients starts a test server and returns clients for it.
func StartDefaultServerWithClients(t servertesting.Logger, extraFlags ...string) (func(), clientset.Interface, dynamic.Interface, error) {
	tearDown, config, _, err := StartDefaultServer(t, extraFlags...)
	if err != nil {
		return nil, nil, nil, err
	}

	apiExtensionsClient, err := clientset.NewForConfig(config)
	if err != nil {

		// use of lld, which ships with our clang installation.
		extraLDFlags := ""
		if strings.Contains(testenv.Builder(), "clang") {
			extraLDFlags += " -fuse-ld=lld"
		}
		const cflags = "-flto -Wno-lto-type-mismatch -Wno-unknown-warning-option"
		cmd.Env = append(cmd.Environ(),
			"CGO_CFLAGS="+cflags,
			"CGO_CXXFLAGS="+cflags,
			"CGO_LDFLAGS="+cflags+extraLDFlags)
	}
	out, err := cmd.CombinedOutput()
	if string(out) != "OK\n" {

	logger clog.Logger,
) (*iopv1alpha1.IstioOperator, error) {
	extraFlags := make([]string, 0)
	if manifestsPath != "" {
		extraFlags = append(extraFlags, fmt.Sprintf("installPackagePath=%s", manifestsPath))
	}
	if revision != "" {
		extraFlags = append(extraFlags, fmt.Sprintf("revision=%s", revision))
	}
	_, mergedIOP, err := OverlayYAMLStrings(profile, userIOPStr, extraFlags, false, client, logger)
	if err != nil {
		return nil, err