3365     llvm::BitCastInst *bitcast = dyn_cast<llvm::BitCastInst>(insn);  in eraseUnusedBitCasts()  local
3366     if (!bitcast) return;  in eraseUnusedBitCasts()
3369     insn = cast<llvm::Instruction>(bitcast->getOperand(0));  in eraseUnusedBitCasts()
3370     bitcast->eraseFromParent();  in eraseUnusedBitCasts()
3391   while (llvm::BitCastInst *bitcast = dyn_cast<llvm::BitCastInst>(generator)) {  in tryEmitFusedAutoreleaseOfResult()  local
3394     generator = cast<llvm::Instruction>(bitcast->getOperand(0));  in tryEmitFusedAutoreleaseOfResult()
3397     if (generator->getNextNode() != bitcast)  in tryEmitFusedAutoreleaseOfResult()
3400     InstsToKill.push_back(bitcast);  in tryEmitFusedAutoreleaseOfResult()
3444   while (llvm::BitCastInst *bitcast = dyn_cast<llvm::BitCastInst>(result)) {  in tryEmitFusedAutoreleaseOfResult()  local
3445     if (!bitcast->hasOneUse()) break;  in tryEmitFusedAutoreleaseOfResult()
3446     InstsToKill.push_back(bitcast);  in tryEmitFusedAutoreleaseOfResult()
3447     result = bitcast->getOperand(0);  in tryEmitFusedAutoreleaseOfResult()