143 static std::string resolveDriver(llvm::StringRef Driver, bool FollowSymlink,  in resolveDriver()  argument
147     llvm::sys::path::append(Result, llvm::sys::path::filename(Driver));  in resolveDriver()
153   if (!llvm::sys::path::is_absolute(Driver)) {  in resolveDriver()
157     if (llvm::any_of(Driver,  in resolveDriver()
159       return Driver.str();  in resolveDriver()
162         (Driver == "clang" || Driver == "clang++" || Driver == "gcc" ||  in resolveDriver()
163          Driver == "g++" || Driver == "cc" || Driver == "c++")) {  in resolveDriver()
167     auto Absolute = llvm::sys::findProgramByName(Driver);  in resolveDriver()
169       Driver = Storage = std::move(*Absolute);  in resolveDriver()
173       return Driver.str();  in resolveDriver()
177   assert(llvm::sys::path::is_absolute(Driver));  in resolveDriver()
180     if (!llvm::sys::fs::real_path(Driver, Resolved))  in resolveDriver()
183   return Driver.str();  in resolveDriver()