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//TEST:SIMPLE(filecheck=HLSL): -target hlsl -profile cs_5_0 -entry computeMain
//TEST:SIMPLE(filecheck=SPIRV): -target spirv -O0
//TEST_INPUT:ubuffer(data=[0 0 0 0], stride=4):out,name outputBuffer
RWStructuredBuffer<int> outputBuffer;
// HLSL: [branch]
// SPIRV: OpSelectionMerge {{.*}} DontFlatten
[numthreads(4, 1, 1)]
void computeMain(int3 dispatchThreadID : SV_DispatchThreadID)
{
int idx = dispatchThreadID.x;
int v = idx;
[branch]
switch (idx)
{
case 0: v ++; break;
case 2: v -= 7; break;
default: v--;
}
outputBuffer[dispatchThreadID.x] = v;
}
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