#include <metal_stdlib>
#include <simd/simd.h>

using namespace metal;

kernel void main0(uint gl_LocalInvocationIndex [[thread_index_in_threadgroup]])
{
    threadgroup int u;
    u = 50;
    if (gl_LocalInvocationIndex == 0u)
    {
    }
    else
    {
        u = 20;
    }
}