================
@@ -2122,20 +2135,70 @@ struct CounterCoverageMappingBuilder
subtractCounters(ParentCount, TrueCount));
}
- void createDecision(const BinaryOperator *E) {
+ void createOrCancelDecision(const BinaryOperator *E, unsigned Since) {
unsigned NumConds = MCDCBuilder.getTotalConditionsAndReset(E);
if (NumConds == 0)
return;
+ // Extract [ID, Conds] to construct the graph.
+ llvm::SmallVector<mcdc::ConditionIDs> CondIDs(NumConds);
+ for (const auto &SR : ArrayRef(SourceRegions).slice(Since)) {
+ if (SR.isMCDCBranch()) {
+ auto [ID, Conds] = SR.getMCDCBranchParams();
+ CondIDs[ID] = Conds;
+ }
+ }
+
+ // Construct the graph and calculate `Indices`.
+ mcdc::TVIdxBuilder Builder(CondIDs);
+ unsigned NumTVs = Builder.NumTestVectors;
+ unsigned MaxTVs = CVM.getCodeGenModule().getCodeGenOpts().MCDCMaxTVs;
+ assert(MaxTVs < mcdc::TVIdxBuilder::HardMaxTVs);
----------------
chapuni wrote:
`HardMaxTVs(int_max)` is actually the error code.
https://github.com/llvm/llvm-project/pull/82448
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