39   static inline const Stmt *getUnreachableStmt(const CFGBlock *CB);
40   static void FindUnreachableEntryPoints(const CFGBlock *CB,
43   static bool isInvalidPath(const CFGBlock *CB, const ParentMap &PM);
44   static inline bool isEmptyCFGBlock(const CFGBlock *CB);
78       const CFGBlock *CB = BE->getBlock();  in checkEndAnalysis()  local
79       reachable.insert(CB->getBlockID());  in checkEndAnalysis()
96     const CFGBlock *CB = *I;  in checkEndAnalysis()  local
98     if (reachable.count(CB->getBlockID()))  in checkEndAnalysis()
102     if (isEmptyCFGBlock(CB))  in checkEndAnalysis()
106     if (!visited.count(CB->getBlockID()))  in checkEndAnalysis()
107       FindUnreachableEntryPoints(CB, reachable, visited);  in checkEndAnalysis()
110     if (reachable.count(CB->getBlockID()))  in checkEndAnalysis()
114     if (isInvalidPath(CB, *PM))  in checkEndAnalysis()
121     if (const Stmt *label = CB->getLabel())  in checkEndAnalysis()
128     if (!CB->empty()) {  in checkEndAnalysis()
130       for (CFGBlock::const_iterator ci = CB->begin(), ce = CB->end();  in checkEndAnalysis()
149     if (const Stmt *S = getUnreachableStmt(CB)) {  in checkEndAnalysis()
178 void UnreachableCodeChecker::FindUnreachableEntryPoints(const CFGBlock *CB,  in FindUnreachableEntryPoints()  argument
181   visited.insert(CB->getBlockID());  in FindUnreachableEntryPoints()
183   for (CFGBlock::const_pred_iterator I = CB->pred_begin(), E = CB->pred_end();  in FindUnreachableEntryPoints()
191       reachable.insert(CB->getBlockID());  in FindUnreachableEntryPoints()
200 const Stmt *UnreachableCodeChecker::getUnreachableStmt(const CFGBlock *CB) {  in getUnreachableStmt()  argument
201   for (CFGBlock::const_iterator I = CB->begin(), E = CB->end(); I != E; ++I) {  in getUnreachableStmt()
207   if (const Stmt *S = CB->getTerminatorStmt())  in getUnreachableStmt()
218 bool UnreachableCodeChecker::isInvalidPath(const CFGBlock *CB,  in isInvalidPath()  argument
223   if (CB->pred_size() > 1)  in isInvalidPath()
227   if (CB->pred_size() == 0)  in isInvalidPath()
230   const CFGBlock *pred = *CB->pred_begin();  in isInvalidPath()
250 bool UnreachableCodeChecker::isEmptyCFGBlock(const CFGBlock *CB) {  in isEmptyCFGBlock()  argument
251   return CB->getLabel() == nullptr // No labels  in isEmptyCFGBlock()
252       && CB->size() == 0           // No statements  in isEmptyCFGBlock()
253       && !CB->getTerminatorStmt(); // No terminator  in isEmptyCFGBlock()