434   std::string Sig;  in getSignature()  local
435   raw_string_ostream OS(Sig);  in getSignature()
441   Sig = OS.str();  in getSignature()
442   erase_if(Sig, isSpace);  in getSignature()
445   std::replace(Sig.begin(), Sig.end(), ',', '.');  in getSignature()
446   return Sig;  in getSignature()
583   std::string Sig = getSignature(CalleeFTy);  in getInvokeWrapper()  local
584   if (InvokeWrappers.contains(Sig))  in getInvokeWrapper()
585     return InvokeWrappers[Sig];  in getInvokeWrapper()
594   Function *F = getEmscriptenFunction(FTy, "__invoke_" + Sig, M);  in getInvokeWrapper()
595   InvokeWrappers[Sig] = F;  in getInvokeWrapper()