2749     llvm::CallSite callSite(user);  in replaceUsesOfNonProtoConstant()  local
2750     if (!callSite) continue;  in replaceUsesOfNonProtoConstant()
2751     if (!callSite.isCallee(&*use)) continue;  in replaceUsesOfNonProtoConstant()
2755     if (callSite->getType() != newRetTy && !callSite->use_empty())  in replaceUsesOfNonProtoConstant()
2760     llvm::AttributeSet oldAttrs = callSite.getAttributes();  in replaceUsesOfNonProtoConstant()
2770     if (callSite.arg_size() < newNumArgs) continue;  in replaceUsesOfNonProtoConstant()
2778       if (callSite.getArgument(argNo)->getType() != ai->getType()) {  in replaceUsesOfNonProtoConstant()
2799     newArgs.append(callSite.arg_begin(), callSite.arg_begin() + argNo);  in replaceUsesOfNonProtoConstant()
2802     callSite.getOperandBundlesAsDefs(newBundles);  in replaceUsesOfNonProtoConstant()
2805     if (callSite.isCall()) {  in replaceUsesOfNonProtoConstant()
2807                                        callSite.getInstruction());  in replaceUsesOfNonProtoConstant()
2809       auto *oldInvoke = cast<llvm::InvokeInst>(callSite.getInstruction());  in replaceUsesOfNonProtoConstant()
2814                                          callSite.getInstruction());  in replaceUsesOfNonProtoConstant()
2819       newCall->takeName(callSite.getInstruction());  in replaceUsesOfNonProtoConstant()
2822     newCall.setCallingConv(callSite.getCallingConv());  in replaceUsesOfNonProtoConstant()
2825     if (!callSite->use_empty())  in replaceUsesOfNonProtoConstant()
2826       callSite->replaceAllUsesWith(newCall.getInstruction());  in replaceUsesOfNonProtoConstant()
2829     if (callSite->getDebugLoc())  in replaceUsesOfNonProtoConstant()
2830       newCall->setDebugLoc(callSite->getDebugLoc());  in replaceUsesOfNonProtoConstant()
2832     callSite->eraseFromParent();  in replaceUsesOfNonProtoConstant()