407     bool isDeadCodeRoot(const CFGBlock *Block);
409     const Stmt *findDeadCode(const CFGBlock *Block);
425 bool DeadCodeScan::isDeadCodeRoot(const clang::CFGBlock *Block) {  in isDeadCodeRoot()  argument
428   for (CFGBlock::const_pred_iterator I = Block->pred_begin(),  in isDeadCodeRoot()
429        E = Block->pred_end(); I != E; ++I) {  in isDeadCodeRoot()
456 const Stmt *DeadCodeScan::findDeadCode(const clang::CFGBlock *Block) {  in findDeadCode()  argument
457   for (CFGBlock::const_iterator I = Block->begin(), E = Block->end(); I!=E; ++I)  in findDeadCode()
464   if (CFGTerminator T = Block->getTerminator()) {  in findDeadCode()
491     const CFGBlock *Block = WorkList.pop_back_val();  in scanBackwards()  local
495     if (Reachable[Block->getBlockID()])  in scanBackwards()
499     const Stmt *S = findDeadCode(Block);  in scanBackwards()
503       for (CFGBlock::const_pred_iterator I = Block->pred_begin(),  in scanBackwards()
504            E = Block->pred_end(); I != E; ++I) {  in scanBackwards()
513       count += scanMaybeReachableFromBlock(Block, PP, Reachable);  in scanBackwards()
517     if (isDeadCodeRoot(Block)) {  in scanBackwards()
518       reportDeadCode(Block, S, CB);  in scanBackwards()
519       count += scanMaybeReachableFromBlock(Block, PP, Reachable);  in scanBackwards()
525       DeferredLocs.push_back(std::make_pair(Block, S));  in scanBackwards()
535       const CFGBlock *Block = I->first;  in scanBackwards()  local
536       if (Reachable[Block->getBlockID()])  in scanBackwards()
538       reportDeadCode(Block, I->second, CB);  in scanBackwards()
539       count += scanMaybeReachableFromBlock(Block, PP, Reachable);  in scanBackwards()