#pragma clang diagnostic ignored "-Wmissing-prototypes"

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

using namespace metal;

struct foo
{
    int a[128];
    uint b;
    float2 c;
};

struct bar
{
    int d;
};

static inline __attribute__((always_inline))
device foo* select_buffer(device foo& a, constant bar& cb)
{
    return (cb.d != 0) ? &a : nullptr;
}

static inline __attribute__((always_inline))
thread uint3* select_input(thread uint3& gl_GlobalInvocationID, thread uint3& gl_LocalInvocationID, constant bar& cb)
{
    return (cb.d != 0) ? &gl_GlobalInvocationID : &gl_LocalInvocationID;
}

kernel void main0(device foo& buf [[buffer(0)]], constant bar& cb [[buffer(1)]], uint3 gl_GlobalInvocationID [[thread_position_in_grid]], uint3 gl_LocalInvocationID [[thread_position_in_threadgroup]])
{
    device foo* _44 = select_buffer(buf, cb);
    device foo* _65 = _44;
    thread uint3* _45 = select_input(gl_GlobalInvocationID, gl_LocalInvocationID, cb);
    device foo* _66 = _65;
    device int* _49;
    device int* _52;
    _49 = &_66->a[0u];
    _52 = &buf.a[0u];
    int _54;
    int _55;
    for (;;)
    {
        _54 = *_49;
        _55 = *_52;
        if (_54 != _55)
        {
            int _63 = (_54 + _55) + int((*_45).x);
            *_49 = _63;
            *_52 = _63;
            _49 = &_49[1u];
            _52 = &_52[1u];
            continue;
        }
        else
        {
            break;
        }
    }
}

