81   BasicBlock *RetBlock = nullptr;  in mergeEmptyReturnBlocks()  local
107     if (!RetBlock) {  in mergeEmptyReturnBlocks()
108       RetBlock = &BB;  in mergeEmptyReturnBlocks()
119           if (RetBlock == CBI->getSuccessor(i)) {  in mergeEmptyReturnBlocks()
135           cast<ReturnInst>(RetBlock->getTerminator())->getOperand(0)) {  in mergeEmptyReturnBlocks()
136       BB.replaceAllUsesWith(RetBlock);  in mergeEmptyReturnBlocks()
142     PHINode *RetBlockPHI = dyn_cast<PHINode>(RetBlock->begin());  in mergeEmptyReturnBlocks()
144       Value *InVal = cast<ReturnInst>(RetBlock->getTerminator())->getOperand(0);  in mergeEmptyReturnBlocks()
145       pred_iterator PB = pred_begin(RetBlock), PE = pred_end(RetBlock);  in mergeEmptyReturnBlocks()
148                                     &RetBlock->front());  in mergeEmptyReturnBlocks()
152       RetBlock->getTerminator()->setOperand(0, RetBlockPHI);  in mergeEmptyReturnBlocks()
160     BranchInst::Create(RetBlock, &BB);  in mergeEmptyReturnBlocks()