message: Fix libclang generic error on Windows
diff: @@ -53,7 +53,8 @@ bool IsWindowsAbsolutePath(const std::string& path) {
  return (c >= 'A' && c <= 'Z') || (c >= 'a' && c <= 'z');
  };
  - return path.size() > 3 && path[1] == ':' && path[2] == '/' &&
  + return path.size() > 3 && path[1] == ':' &&
  + (path[2] == '/' || path[2] == '\\') &&
  is_drive_letter(path[0]);
  }
  