Temporary header file '/tmp/eh0xKW6YWz/dump1.h' with the following content will be compiled to create GCC translation unit dump:

  // add defines
  #define __STDC_VERSION__ 201710L
#define _GXX_NULLPTR_T
#define CLUTTER_ENABLE_COMPOSITOR_API 1
#define _REGEX_NELTS(n)
#define _Atomic
#define PACKED
#define getaddrinfo_a(a,b,c,d)

  // add includes
  #include "/usr/include/claw/bitmap.hpp"
  #include "/usr/include/claw/color_palette.hpp"
  #include "/usr/include/claw/gif.hpp"
  #include "/usr/include/claw/image.hpp"
  #include "/usr/include/claw/jpeg.hpp"
  #include "/usr/include/claw/jpeg_error_manager.hpp"
  #include "/usr/include/claw/pcx.hpp"
  #include "/usr/include/claw/pixel.hpp"
  #include "/usr/include/claw/png.hpp"
  #include "/usr/include/claw/targa.hpp"
  #include "/usr/include/claw/xbm.hpp"

  // add namespaces
  namespace claw{typedef int tmp_add_type_1;}
  claw::tmp_add_type_1 tmp_add_func_1(){return 0;};
  namespace claw{namespace graphic{typedef int tmp_add_type_2;}}
  claw::graphic::tmp_add_type_2 tmp_add_func_2(){return 0;};
  namespace claw{namespace math{typedef int tmp_add_type_3;}}
  claw::math::tmp_add_type_3 tmp_add_func_3(){return 0;};
  namespace claw{namespace meta{typedef int tmp_add_type_4;}}
  claw::meta::tmp_add_type_4 tmp_add_func_4(){return 0;};

  // add classes
  _G_fpos64_t* tmp_add_class_0;
  _G_fpos_t* tmp_add_class_1;
  _IO_cookie_io_functions_t* tmp_add_class_2;
  gzFile_s* tmp_add_class_3;
  gz_header_s* tmp_add_class_4;
  jpeg_common_struct* tmp_add_class_5;
  jpeg_compress_struct* tmp_add_class_6;
  jpeg_decompress_struct* tmp_add_class_7;
  jpeg_destination_mgr* tmp_add_class_8;
  jpeg_error_mgr* tmp_add_class_9;
  jpeg_marker_struct* tmp_add_class_10;
  jpeg_memory_mgr* tmp_add_class_11;
  jpeg_progress_mgr* tmp_add_class_12;
  jpeg_source_mgr* tmp_add_class_13;
  png_color_16_struct* tmp_add_class_14;
  png_color_8_struct* tmp_add_class_15;
  png_color_struct* tmp_add_class_16;
  png_row_info_struct* tmp_add_class_17;
  png_sPLT_entry_struct* tmp_add_class_18;
  png_sPLT_struct* tmp_add_class_19;
  png_text_struct* tmp_add_class_20;
  png_time_struct* tmp_add_class_21;
  png_unknown_chunk_t* tmp_add_class_22;
  z_stream_s* tmp_add_class_23;

The GCC parameters:
  gcc -fdump-lang-raw -fkeep-inline-functions -c -x c++ -fpermissive -w "/tmp/eh0xKW6YWz/dump1.h"