884 struct CounterCoverageMappingBuilder  struct
888   llvm::DenseMap<const Stmt *, unsigned> &CounterMap;
890   MCDC::State &MCDCState;
893   llvm::SmallVector<SourceMappingRegion> RegionStack;
897   llvm::DenseSet<const Stmt *> LeafExprSet;
900   MCDCCoverageBuilder MCDCBuilder;
902   CounterExpressionBuilder Builder;
908   SourceLocation MostRecentLocation;
911   bool HasTerminateStmt = false;
914   Counter GapRegionCounter;
917   Counter subtractCounters(Counter LHS, Counter RHS, bool Simplify = true) {  in subtractCounters()
924   Counter addCounters(Counter LHS, Counter RHS, bool Simplify = true) {  in addCounters()
930   Counter addCounters(Counter C1, Counter C2, Counter C3,  in addCounters()
940   Counter getRegionCounter(const Stmt *S) {  in getRegionCounter()
948   size_t pushRegion(Counter Count,  in pushRegion()
976   size_t pushRegion(const mcdc::DecisionParameters &DecisionParams,  in pushRegion()
985   size_t locationDepth(SourceLocation Loc) {  in locationDepth()
998   void popRegions(size_t ParentIndex) {  in popRegions()
1076   SourceMappingRegion &getRegion() {  in getRegion()
1083   Counter propagateCounts(Counter TopCount, const Stmt *S,  in propagateCounts()
1102   bool ConditionFoldsToBool(const Expr *Cond) {  in ConditionFoldsToBool()
1111   void createBranchRegion(const Expr *C, Counter TrueCnt, Counter FalseCnt,  in createBranchRegion()
1149   void createDecisionRegion(const Expr *C,  in createDecisionRegion()
1156   void createSwitchCaseRegion(const SwitchCase *SC, Counter TrueCnt,  in createSwitchCaseRegion()
1166   bool isRegionAlreadyAdded(SourceLocation StartLoc, SourceLocation EndLoc,  in isRegionAlreadyAdded()
1178   void adjustForOutOfOrderTraversal(SourceLocation EndLoc) {  in adjustForOutOfOrderTraversal()
1197   void handleFileExit(SourceLocation NewLoc) {  in handleFileExit()
1266   void extendRegion(const Stmt *S) {  in extendRegion()
1276   void terminateRegion(const Stmt *S) {  in terminateRegion()
1287   std::optional<SourceRange> findGapAreaBetween(SourceLocation AfterLoc,  in findGapAreaBetween()
1340   void fillGapAreaWithCount(SourceLocation StartLoc, SourceLocation EndLoc,  in fillGapAreaWithCount()
1354   std::optional<SourceRange> findAreaStartingFromTo(SourceLocation StartingLoc,  in findAreaStartingFromTo()
1396   void markSkipped(SourceLocation StartLoc, SourceLocation BeforeLoc) {  in markSkipped()
1416   struct BreakContinue {
1420   SmallVector<BreakContinue, 8> BreakContinueStack;
1422   CounterCoverageMappingBuilder(  in CounterCoverageMappingBuilder()  function
1430   void write(llvm::raw_ostream &OS) {  in write()
1445   void VisitStmt(const Stmt *S) {  in VisitStmt()
1472   void VisitDecl(const Decl *D) {  in VisitDecl()
1504   void VisitReturnStmt(const ReturnStmt *S) {  in VisitReturnStmt()
1511   void VisitCoroutineBodyStmt(const CoroutineBodyStmt *S) {  in VisitCoroutineBodyStmt()
1516   void VisitCoreturnStmt(const CoreturnStmt *S) {  in VisitCoreturnStmt()
1523   void VisitCoroutineSuspendExpr(const CoroutineSuspendExpr *E) {  in VisitCoroutineSuspendExpr()
1527   void VisitCXXThrowExpr(const CXXThrowExpr *E) {  in VisitCXXThrowExpr()
1534   void VisitGotoStmt(const GotoStmt *S) { terminateRegion(S); }  in VisitGotoStmt()
1536   void VisitLabelStmt(const LabelStmt *S) {  in VisitLabelStmt()
1545   void VisitBreakStmt(const BreakStmt *S) {  in VisitBreakStmt()
1555   void VisitContinueStmt(const ContinueStmt *S) {  in VisitContinueStmt()
1563   void VisitCallExpr(const CallExpr *E) {  in VisitCallExpr()
1573   void VisitWhileStmt(const WhileStmt *S) {  in VisitWhileStmt()
1622   void VisitDoStmt(const DoStmt *S) {  in VisitDoStmt()
1669   void VisitForStmt(const ForStmt *S) {  in VisitForStmt()
1741   void VisitCXXForRangeStmt(const CXXForRangeStmt *S) {  in VisitCXXForRangeStmt()
1788   void VisitObjCForCollectionStmt(const ObjCForCollectionStmt *S) {  in VisitObjCForCollectionStmt()
1815   void VisitSwitchStmt(const SwitchStmt *S) {  in VisitSwitchStmt()
1894   void VisitSwitchCase(const SwitchCase *S) {  in VisitSwitchCase()
1919   void coverIfConsteval(const IfStmt *S) {  in coverIfConsteval()
1951   void coverIfConstexpr(const IfStmt *S) {  in coverIfConstexpr()
2002   void VisitIfStmt(const IfStmt *S) {  in VisitIfStmt()
2075   void VisitCXXTryStmt(const CXXTryStmt *S) {  in VisitCXXTryStmt()
2090   void VisitCXXCatchStmt(const CXXCatchStmt *S) {  in VisitCXXCatchStmt()
2094   void VisitAbstractConditionalOperator(const AbstractConditionalOperator *E) {  in VisitAbstractConditionalOperator()
2140   void createOrCancelDecision(const BinaryOperator *E, unsigned Since) {  in createOrCancelDecision()
2183   void cancelDecision(const BinaryOperator *E, unsigned Since, int NumTVs,  in cancelDecision()
2205   bool isExprInSystemHeader(const BinaryOperator *E) const {  in isExprInSystemHeader()
2212   void VisitBinLAnd(const BinaryOperator *E) {  in VisitBinLAnd()
2264   bool shouldVisitRHS(const Expr *LHS) {  in shouldVisitRHS()
2273   void VisitBinLOr(const BinaryOperator *E) {  in VisitBinLOr()
2328   void VisitLambdaExpr(const LambdaExpr *LE) {  in VisitLambdaExpr()
2333   void VisitArrayInitLoopExpr(const ArrayInitLoopExpr *AILE) {  in VisitArrayInitLoopExpr()
2337   void VisitPseudoObjectExpr(const PseudoObjectExpr *POE) {  in VisitPseudoObjectExpr()
2342   void VisitOpaqueValueExpr(const OpaqueValueExpr* OVE) {  in VisitOpaqueValueExpr()