428   std::string Sig;  in getSignature()  local
429   raw_string_ostream OS(Sig);  in getSignature()
435   Sig = OS.str();  in getSignature()
436   erase_if(Sig, isSpace);  in getSignature()
439   std::replace(Sig.begin(), Sig.end(), ',', '.');  in getSignature()
440   return Sig;  in getSignature()
577   std::string Sig = getSignature(CalleeFTy);  in getInvokeWrapper()  local
578   if (InvokeWrappers.contains(Sig))  in getInvokeWrapper()
579     return InvokeWrappers[Sig];  in getInvokeWrapper()
588   Function *F = getEmscriptenFunction(FTy, "__invoke_" + Sig, M);  in getInvokeWrapper()
589   InvokeWrappers[Sig] = F;  in getInvokeWrapper()