using BenchmarkDotNet.Attributes;
using BenchmarkDotNet.Running;
using System.Collections.Generic;
using System.Reflection;

[MemoryDiagnoser]
public class Program
{
    static void Main(string[] args) => BenchmarkSwitcher.FromAssemblies(new[] { typeof(Program).Assembly }).Run(args);

    private MethodInfo _mi = typeof(Program).GetMethod("MyMethod");

    public void MyMethod() { }

    [Benchmark]
    public IList<CustomAttributeData> Get() => _mi.GetCustomAttributesData();
}