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

using namespace metal;

struct foo
{
    uint bar;
    packed_float3 baz;
    uchar quux;
    packed_uchar4 blah;
    packed_half2 wibble;
};

kernel void main0(device foo& _8 [[buffer(0)]], uint3 gl_LocalInvocationID [[thread_position_in_threadgroup]], uint3 gl_GlobalInvocationID [[thread_position_in_grid]], uint3 gl_WorkGroupID [[threadgroup_position_in_grid]], uint3 gl_NumWorkGroups [[threadgroups_per_grid]])
{
    _8.bar = gl_LocalInvocationID.x;
    _8.baz = float3(gl_GlobalInvocationID);
    _8.blah = uchar4(uint4(uint4(uchar4(_8.blah)).xyz + gl_WorkGroupID, 0u));
    _8.wibble = half2(float2(half2(_8.wibble)) * float2(gl_NumWorkGroups.xy));
}