}

func subprocessHash(t *testing.T, env string) uintptr {
	t.Helper()

	cmd := testenv.CleanCmdEnv(testenv.Command(t, os.Args[0], "-test.run=^TestMemHashGlobalSeed$"))
	cmd.Env = append(cmd.Env, "GO_TEST_SUBPROCESS_HASH=1")
	if env != "" {
		cmd.Env = append(cmd.Env, env)
	}

	out, err := cmd.Output()
	if err != nil {