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//TEST:SIMPLE(filecheck=CHECK): -stage compute -entry computeMain -target hlsl
// Annoyingly, the reproducer for this doesn't terminate, so just check that we
// succeeded compilation.
// Previously, this would fail in SCCP after loop inversion failed to account
// for condition variables being used in the loop.
// CHECK: computeMain
//TEST_INPUT:ubuffer(data=[0], stride=4):out,name=outputBuffer
RWStructuredBuffer<float> outputBuffer;
[numthreads(1, 1, 1)]
void computeMain(uint i : SV_GroupIndex)
{
float x = 0;
f(x);
outputBuffer[i] = x;
}
void f(inout float r)
{
r = 0;
float a = 0;
do {
do {
a = a + 1;
if (a > 0)
break;
} while (true);
r = a;
} while (true);
}
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