}

	// Handle 'go env -w' and 'go env -u' before calling buildcfg.Check,
	// so they can be used to recover from an invalid configuration.
	if *envW {
		runEnvW(args)
		return
	}

	if *envU {
		runEnvU(args)
		return
	}

	buildcfg.Check()
	if cfg.ExperimentErr != nil {
		base.Fatal(cfg.ExperimentErr)
	}

	for _, arg := range args {

	}
	return keep
}

const (
	CheckExit = 1 << iota
	ShowOutput
	Background
)

var outputLock sync.Mutex

// run is like runEnv with no additional environment.
func run(dir string, mode int, cmd ...string) string {
	return runEnv(dir, mode, nil, cmd...)
}

// runEnv runs the command line cmd in dir with additional environment env.
// If mode has ShowOutput set and Background unset, run passes cmd's output to

		ldLibPath += ":"
	}
	ldLibPath += tmpdir

	runenv := []string{"LD_LIBRARY_PATH=" + ldLibPath}

	bin := filepath.Join(tmpdir, "m1") + exeSuffix
	run(t, goenv, "go", "build", "-o", bin, "./go2c2go/m1")
	runExe(t, runenv, bin)

	bin = filepath.Join(tmpdir, "m2") + exeSuffix
	run(t, goenv, "go", "build", "-o", bin, "./go2c2go/m2")
	runExe(t, runenv, bin)
}

func TestIssue36233(t *testing.T) {