16 static bool isItaniumEncoding(const std::string &MangledName) {  in isItaniumEncoding()  argument
17   size_t Pos = MangledName.find_first_not_of('_');  in isItaniumEncoding()
19   return Pos > 0 && Pos <= 4 && MangledName[Pos] == 'Z';  in isItaniumEncoding()
22 static bool isRustEncoding(const std::string &MangledName) {  in isRustEncoding()  argument
23   return MangledName.size() >= 2 && MangledName[0] == '_' &&  in isRustEncoding()
24          MangledName[1] == 'R';  in isRustEncoding()
27 std::string llvm::demangle(const std::string &MangledName) {  in demangle()  argument
29   if (isItaniumEncoding(MangledName))  in demangle()
30     Demangled = itaniumDemangle(MangledName.c_str(), nullptr, nullptr, nullptr);  in demangle()
31   else if (isRustEncoding(MangledName))  in demangle()
32     Demangled = rustDemangle(MangledName.c_str(), nullptr, nullptr, nullptr);  in demangle()
34     Demangled = microsoftDemangle(MangledName.c_str(), nullptr, nullptr,  in demangle()
38     return MangledName;  in demangle()