/// This function registers signal handlers to ensure that if a signal gets
/// delivered that the named file is removed.
/// @brief Remove a file if a fatal signal occurs.
- bool RemoveFileOnSignal(StringRef Filename, std::string* ErrMsg = 0);
+ bool RemoveFileOnSignal(StringRef Filename, std::string* ErrMsg = nullptr);
/// This function removes a file from the list of files to be removed on
/// signal delivery.