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

  // add defines
  #define __STDC_VERSION__ 201710L
#define _FILE_OFFSET_BITS 64
#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/dawgdic/base-types.h"
  #include "/usr/include/dawgdic/base-unit.h"
  #include "/usr/include/dawgdic/bit-pool.h"
  #include "/usr/include/dawgdic/completer.h"
  #include "/usr/include/dawgdic/dawg-builder.h"
  #include "/usr/include/dawgdic/dawg-unit.h"
  #include "/usr/include/dawgdic/dawg.h"
  #include "/usr/include/dawgdic/dictionary-builder.h"
  #include "/usr/include/dawgdic/dictionary-extra-unit.h"
  #include "/usr/include/dawgdic/dictionary-unit.h"
  #include "/usr/include/dawgdic/dictionary.h"
  #include "/usr/include/dawgdic/guide-builder.h"
  #include "/usr/include/dawgdic/guide-unit.h"
  #include "/usr/include/dawgdic/guide.h"
  #include "/usr/include/dawgdic/link-table.h"
  #include "/usr/include/dawgdic/object-pool.h"
  #include "/usr/include/dawgdic/ranked-completer-candidate.h"
  #include "/usr/include/dawgdic/ranked-completer-node.h"
  #include "/usr/include/dawgdic/ranked-completer.h"
  #include "/usr/include/dawgdic/ranked-guide-builder.h"
  #include "/usr/include/dawgdic/ranked-guide-link.h"
  #include "/usr/include/dawgdic/ranked-guide-unit.h"
  #include "/usr/include/dawgdic/ranked-guide.h"

  // add namespaces
  namespace dawgdic{typedef int tmp_add_type_1;}
  dawgdic::tmp_add_type_1 tmp_add_func_1(){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;

The GCC parameters:
  gcc -fdump-lang-raw -fkeep-inline-functions -c -x c++ -fpermissive -w "/tmp/5FTkeTgOTH/dump1.h"