433 struct CounterCoverageMappingBuilder  struct
437   llvm::DenseMap<const Stmt *, unsigned> &CounterMap;
440   std::vector<SourceMappingRegion> RegionStack;
444   Optional<SourceMappingRegion> DeferredRegion;
446   CounterExpressionBuilder Builder;
452   SourceLocation MostRecentLocation;
455   Optional<std::pair<SourceLocation, size_t>> LastTerminatedRegion;
458   Counter subtractCounters(Counter LHS, Counter RHS) {  in subtractCounters()
463   Counter addCounters(Counter LHS, Counter RHS) {  in addCounters()
467   Counter addCounters(Counter C1, Counter C2, Counter C3) {  in addCounters()
474   Counter getRegionCounter(const Stmt *S) {  in getRegionCounter()
482   size_t pushRegion(Counter Count, Optional<SourceLocation> StartLoc = None,  in pushRegion()
495   size_t completeDeferred(Counter Count, SourceLocation DeferredEndLoc) {  in completeDeferred()
536   void completeTopLevelDeferredRegion(Counter Count,  in completeTopLevelDeferredRegion()
555   size_t locationDepth(SourceLocation Loc) {  in locationDepth()
568   void popRegions(size_t ParentIndex) {  in popRegions()
654   SourceMappingRegion &getRegion() {  in getRegion()
661   Counter propagateCounts(Counter TopCount, const Stmt *S,  in propagateCounts()
681   bool isRegionAlreadyAdded(SourceLocation StartLoc, SourceLocation EndLoc) {  in isRegionAlreadyAdded()
693   void adjustForOutOfOrderTraversal(SourceLocation EndLoc) {  in adjustForOutOfOrderTraversal()
712   void handleFileExit(SourceLocation NewLoc) {  in handleFileExit()
775   void extendRegion(const Stmt *S) {  in extendRegion()
787   void terminateRegion(const Stmt *S) {  in terminateRegion()
800   Optional<SourceRange> findGapAreaBetween(SourceLocation AfterLoc,  in findGapAreaBetween()
812   Optional<SourceRange> findGapAreaBetween(const Stmt *AfterStmt,  in findGapAreaBetween()
819   void fillGapAreaWithCount(SourceLocation StartLoc, SourceLocation EndLoc,  in fillGapAreaWithCount()
832   struct BreakContinue {
836   SmallVector<BreakContinue, 8> BreakContinueStack;
838   CounterCoverageMappingBuilder(  in CounterCoverageMappingBuilder()  argument
846   void write(llvm::raw_ostream &OS) {  in write()
862   void VisitStmt(const Stmt *S) {  in VisitStmt()
871   void VisitDecl(const Decl *D) {  in VisitDecl()
898   void VisitReturnStmt(const ReturnStmt *S) {  in VisitReturnStmt()
905   void VisitCXXThrowExpr(const CXXThrowExpr *E) {  in VisitCXXThrowExpr()
912   void VisitGotoStmt(const GotoStmt *S) { terminateRegion(S); }  in VisitGotoStmt()
914   void VisitLabelStmt(const LabelStmt *S) {  in VisitLabelStmt()
925   void VisitBreakStmt(const BreakStmt *S) {  in VisitBreakStmt()
934   void VisitContinueStmt(const ContinueStmt *S) {  in VisitContinueStmt()
941   void VisitCallExpr(const CallExpr *E) {  in VisitCallExpr()
951   void VisitWhileStmt(const WhileStmt *S) {  in VisitWhileStmt()
980   void VisitDoStmt(const DoStmt *S) {  in VisitDoStmt()
1001   void VisitForStmt(const ForStmt *S) {  in VisitForStmt()
1048   void VisitCXXForRangeStmt(const CXXForRangeStmt *S) {  in VisitCXXForRangeStmt()
1077   void VisitObjCForCollectionStmt(const ObjCForCollectionStmt *S) {  in VisitObjCForCollectionStmt()
1103   void VisitSwitchStmt(const SwitchStmt *S) {  in VisitSwitchStmt()
1149   void VisitSwitchCase(const SwitchCase *S) {  in VisitSwitchCase()
1170   void VisitIfStmt(const IfStmt *S) {  in VisitIfStmt()
1209   void VisitCXXTryStmt(const CXXTryStmt *S) {  in VisitCXXTryStmt()
1224   void VisitCXXCatchStmt(const CXXCatchStmt *S) {  in VisitCXXCatchStmt()
1228   void VisitAbstractConditionalOperator(const AbstractConditionalOperator *E) {  in VisitAbstractConditionalOperator()
1252   void VisitBinLAnd(const BinaryOperator *E) {  in VisitBinLAnd()
1261   void VisitBinLOr(const BinaryOperator *E) {  in VisitBinLOr()
1270   void VisitLambdaExpr(const LambdaExpr *LE) {  in VisitLambdaExpr()