}
	cmd := exec.Command(goTool, "version")
	cmd.Stderr = os.Stderr
	out, err := cmd.Output()
	if err != nil {
		return fmt.Errorf("%v: %w", cmd, err)
	}
	goVersion := string(out)

	// Also known by cmd/dist. The bootstrap command deletes the file.
	statPath := filepath.Join(os.TempDir(), "go_android_exec-adb-sync-status")
	stat, err := os.OpenFile(statPath, os.O_CREATE|os.O_RDWR, 0666)
	if err != nil {
		return err

	ctxt.Debugpcln = flags.DebugFlags.PCTab
	ctxt.IsAsm = true
	ctxt.Pkgpath = *flags.Importpath
	switch *flags.Spectre {
	default:
		log.Printf("unknown setting -spectre=%s", *flags.Spectre)
		os.Exit(2)
	case "":
		// nothing
	case "index":
		// known to compiler; ignore here so people can use
		// the same list with -gcflags=-spectre=LIST and -asmflags=-spectrre=LIST
	case "all", "ret":
		ctxt.Retpoline = true
	}