空的OnGUI也会有gc

using System.Collections;
using System.Collections.Generic;
using UnityEngine;

public class NewBehaviourScript : MonoBehaviour
{
    private void OnGUI()
    {
        
    }
}

using System.Collections;
using System.Collections.Generic;
using UnityEngine;

public class NewBehaviourScript : MonoBehaviour
{
    private void Start()
    {
#if !UNITY_EDITOR
        useGUILayout = false;
#endif
    }

    private void OnGUI()
    {
        
    }
}