S3743: FN when one of the throwing paths is not on the user side

class MyException : public std::exception {};

#include <filesystem>
#include <exception>
#include <string>

void f2(const std::string& _pathToFile) {
  if (!_pathToFile.empty()) {
    throw MyException{};
  }
}

void g2() noexcept { // Error: Remove this "noexcept" clause on the function declaration as it can throw.
  f2("test");
}

void f1(const std::filesystem::path& _pathToFile) {
  if (std::filesystem::exists(_pathToFile)) {
    throw MyException{};
  }
}

void g1() noexcept { // FN: No issue is raised
  f1("test");
}