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//TEST:COMPARE_COMPUTE(filecheck-buffer=CHECK):-output-using-type -cpu
// Regression test for issue #7748: Dictionary key collision in multi-level break processing
// This test specifically exercises the case of "continue inside a switch that is inside a for loop"
// which was identified as the root cause of the dictionary collision issue.
int testContinueInSwitchInLoop(int value) {
int result = 0;
for (int i = 0; i < 3; ++i) {
switch (value) {
case 0:
result += 1;
continue; // This continue should go to the for loop
case 1:
result += 2;
break; // This break goes to the switch
default:
result += 3;
break;
}
result += 10; // This should be skipped when continue is used
}
return result;
}
int processValues() {
int sum = 0;
sum += testContinueInSwitchInLoop(0); // Should be 3 (1+1+1, no +10s due to continue)
sum += testContinueInSwitchInLoop(1); // Should be 36 (2+10, 2+10, 2+10)
sum += testContinueInSwitchInLoop(2); // Should be 39 (3+10, 3+10, 3+10)
return sum;
}
//TEST_INPUT:ubuffer(data=[0], stride=4):out,name=outputBuffer
RWStructuredBuffer<int> outputBuffer;
[shader("compute")]
[numthreads(1, 1, 1)]
void computeMain() {
int result = processValues();
outputBuffer[0] = result;
//CHECK: 78
}
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