message: Don't allow static logfile string to destruct before RenderDoc singleton
diff: @@ -248,29 +248,30 @@ uint64_t Log2Floor(uint64_t value)
  }
  #endif
  -static rdcstr logfile;
  +// deliberately leak so it doesn't get destroyed before our static RenderDoc destructor needs it
  +static rdcstr *logfile = new rdcstr;
  static FileIO::LogFileHandle *logfileHandle = NULL;
  const char *rdclog_getfilename()
  {
  - return logfile.c_str();
  + return logfile->c_str();
  }
  void rdclog_filename(const char *filename)
  {
  - rdcstr previous = logfile;
  + rdcstr previous = *logfile;
  - logfile = "";
  + *logfile = "";
  if(filename && filename[0])
  - logfile = filename;
  + *logfile = filename;
  FileIO::logfile_close(logfileHandle, NULL);
  logfileHandle = NULL;
  - if(!logfile.empty())
  + if(!logfile->empty())
  {
  - logfileHandle = FileIO::logfile_open(logfile.c_str());
  + logfileHandle = FileIO::logfile_open(logfile->c_str());
  if(logfileHandle && previous.c_str())
  {
  @@ -295,7 +296,7 @@ void rdclog_enableoutput()
  void rdclog_closelog()
  {
  log_output_enabled = false;
  - FileIO::logfile_close(logfileHandle, logfile.c_str());
  + FileIO::logfile_close(logfileHandle, logfile->c_str());
  }
  void rdclog_flush()
  