reference/shaders-msl/comp/cfg-preserve-parameter.comp

#pragma clang diagnostic ignored "-Wmissing-prototypes"

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

using namespace metal;

void out_test_0(thread const int& cond, thread int& i)
{
    if (cond == 0)
    {
        i = 40;
    }
    else
    {
        i = 60;
    }
}

void out_test_1(thread const int& cond, thread int& i)
{
    switch (cond)
    {
        case 40:
        {
            i = 40;
            break;
        }
        default:
        {
            i = 70;
            break;
        }
    }
}

void inout_test_0(thread const int& cond, thread int& i)
{
    if (cond == 0)
    {
        i = 40;
    }
}

void inout_test_1(thread const int& cond, thread int& i)
{
    switch (cond)
    {
        case 40:
        {
            i = 40;
            break;
        }
    }
}

kernel void main0()
{
    int cond = 40;
    int i = 50;
    int param = cond;
    int param_1 = i;
    out_test_0(param, param_1);
    i = param_1;
    int param_2 = cond;
    int param_3 = i;
    out_test_1(param_2, param_3);
    i = param_3;
    int param_4 = cond;
    int param_5 = i;
    inout_test_0(param_4, param_5);
    i = param_5;
    int param_6 = cond;
    int param_7 = i;
    inout_test_1(param_6, param_7);
    i = param_7;
}