Temporary header file '/tmp/5t6dGa7bQx/dump1.h' with the following content will be compiled to create GCC translation unit dump:

  // add defines
  #define __STDC_VERSION__ 201710L
#define _TIME_BITS 64
#define _FILE_OFFSET_BITS 64
#define _GXX_NULLPTR_T
#define CLUTTER_ENABLE_COMPOSITOR_API 1
#define _REGEX_NELTS(n)
#define _Atomic
#define PACKED

  // add includes
  #include "/usr/include/librevenge-0.0/librevenge/RVNGBinaryData.h"
  #include "/usr/include/librevenge-0.0/librevenge/RVNGDrawingInterface.h"
  #include "/usr/include/librevenge-0.0/librevenge/RVNGPresentationInterface.h"
  #include "/usr/include/librevenge-0.0/librevenge/RVNGProperty.h"
  #include "/usr/include/librevenge-0.0/librevenge/RVNGPropertyList.h"
  #include "/usr/include/librevenge-0.0/librevenge/RVNGPropertyListVector.h"
  #include "/usr/include/librevenge-0.0/librevenge/RVNGSVGDrawingGenerator.h"
  #include "/usr/include/librevenge-0.0/librevenge/RVNGSpreadsheetInterface.h"
  #include "/usr/include/librevenge-0.0/librevenge/RVNGString.h"
  #include "/usr/include/librevenge-0.0/librevenge/RVNGStringVector.h"
  #include "/usr/include/librevenge-0.0/librevenge/RVNGTextInterface.h"
  #include "/usr/include/librevenge-0.0/librevenge/librevenge-api.h"
  #include "/usr/include/librevenge-0.0/librevenge/librevenge.h"
  #include "/usr/include/librevenge-0.0/librevenge-generators/RVNGCSVSpreadsheetGenerator.h"
  #include "/usr/include/librevenge-0.0/librevenge-generators/RVNGHTMLTextGenerator.h"
  #include "/usr/include/librevenge-0.0/librevenge-generators/RVNGRawDrawingGenerator.h"
  #include "/usr/include/librevenge-0.0/librevenge-generators/RVNGRawPresentationGenerator.h"
  #include "/usr/include/librevenge-0.0/librevenge-generators/RVNGRawSpreadsheetGenerator.h"
  #include "/usr/include/librevenge-0.0/librevenge-generators/RVNGRawTextGenerator.h"
  #include "/usr/include/librevenge-0.0/librevenge-generators/RVNGSVGPresentationGenerator.h"
  #include "/usr/include/librevenge-0.0/librevenge-generators/RVNGTextDrawingGenerator.h"
  #include "/usr/include/librevenge-0.0/librevenge-generators/RVNGTextPresentationGenerator.h"
  #include "/usr/include/librevenge-0.0/librevenge-generators/RVNGTextSpreadsheetGenerator.h"
  #include "/usr/include/librevenge-0.0/librevenge-generators/RVNGTextTextGenerator.h"
  #include "/usr/include/librevenge-0.0/librevenge-generators/librevenge-generators-api.h"
  #include "/usr/include/librevenge-0.0/librevenge-generators/librevenge-generators.h"
  #include "/usr/include/librevenge-0.0/librevenge-stream/RVNGDirectoryStream.h"
  #include "/usr/include/librevenge-0.0/librevenge-stream/RVNGStream.h"
  #include "/usr/include/librevenge-0.0/librevenge-stream/RVNGStreamImplementation.h"
  #include "/usr/include/librevenge-0.0/librevenge-stream/librevenge-stream-api.h"
  #include "/usr/include/librevenge-0.0/librevenge-stream/librevenge-stream.h"

  // add namespaces
  namespace librevenge{typedef int tmp_add_type_1;}
  librevenge::tmp_add_type_1 tmp_add_func_1(){return 0;};

The GCC parameters:
  gcc -fdump-lang-raw -fkeep-inline-functions -c -x c++ -fpermissive -w "/tmp/5t6dGa7bQx/dump1.h"  -I/usr/include/librevenge-0.0