415     bool isDeadCodeRoot(const CFGBlock *Block);
417     const Stmt *findDeadCode(const CFGBlock *Block);
433 bool DeadCodeScan::isDeadCodeRoot(const clang::CFGBlock *Block) {  in isDeadCodeRoot()  argument
436   for (CFGBlock::const_pred_iterator I = Block->pred_begin(),  in isDeadCodeRoot()
437        E = Block->pred_end(); I != E; ++I) {  in isDeadCodeRoot()
464 const Stmt *DeadCodeScan::findDeadCode(const clang::CFGBlock *Block) {  in findDeadCode()  argument
465   for (CFGBlock::const_iterator I = Block->begin(), E = Block->end(); I!=E; ++I)  in findDeadCode()
472   CFGTerminator T = Block->getTerminator();  in findDeadCode()
498     const CFGBlock *Block = WorkList.pop_back_val();  in scanBackwards()  local
502     if (Reachable[Block->getBlockID()])  in scanBackwards()
506     const Stmt *S = findDeadCode(Block);  in scanBackwards()
510       for (CFGBlock::const_pred_iterator I = Block->pred_begin(),  in scanBackwards()
511            E = Block->pred_end(); I != E; ++I) {  in scanBackwards()
520       count += scanMaybeReachableFromBlock(Block, PP, Reachable);  in scanBackwards()
524     if (isDeadCodeRoot(Block)) {  in scanBackwards()
525       reportDeadCode(Block, S, CB);  in scanBackwards()
526       count += scanMaybeReachableFromBlock(Block, PP, Reachable);  in scanBackwards()
532       DeferredLocs.push_back(std::make_pair(Block, S));  in scanBackwards()
541       const CFGBlock *Block = I.first;  in scanBackwards()  local
542       if (Reachable[Block->getBlockID()])  in scanBackwards()
544       reportDeadCode(Block, I.second, CB);  in scanBackwards()
545       count += scanMaybeReachableFromBlock(Block, PP, Reachable);  in scanBackwards()