76   BasicBlock *RetBlock = nullptr;  in mergeEmptyReturnBlocks()  local
102     if (!RetBlock) {  in mergeEmptyReturnBlocks()
103       RetBlock = &BB;  in mergeEmptyReturnBlocks()
115           cast<ReturnInst>(RetBlock->getTerminator())->getOperand(0)) {  in mergeEmptyReturnBlocks()
116       BB.replaceAllUsesWith(RetBlock);  in mergeEmptyReturnBlocks()
122     PHINode *RetBlockPHI = dyn_cast<PHINode>(RetBlock->begin());  in mergeEmptyReturnBlocks()
124       Value *InVal = cast<ReturnInst>(RetBlock->getTerminator())->getOperand(0);  in mergeEmptyReturnBlocks()
125       pred_iterator PB = pred_begin(RetBlock), PE = pred_end(RetBlock);  in mergeEmptyReturnBlocks()
128                                     &RetBlock->front());  in mergeEmptyReturnBlocks()
132       RetBlock->getTerminator()->setOperand(0, RetBlockPHI);  in mergeEmptyReturnBlocks()
140     BranchInst::Create(RetBlock, &BB);  in mergeEmptyReturnBlocks()