#version 450
layout(local_size_x = 1, local_size_y = 1, local_size_z = 1) in;

layout(binding = 0, std430) buffer BUF
{
    int values[];
} _8;

void main()
{
    _8.values[int(gl_WorkGroupID.y)] = int(gl_GlobalInvocationID.z);
}