Temporary header file '/tmp/_S_tlxDJ0O/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
#define getaddrinfo_a(a,b,c,d)

  // add includes
  #include "/usr/include/namazu/codeconv.h"
  #include "/usr/include/namazu/field.h"
  #include "/usr/include/namazu/hlist.h"
  #include "/usr/include/namazu/i18n.h"
  #include "/usr/include/namazu/idxname.h"
  #include "/usr/include/namazu/l10n-ja.h"
  #include "/usr/include/namazu/libnamazu.h"
  #include "/usr/include/namazu/list.h"
  #include "/usr/include/namazu/parser.h"
  #include "/usr/include/namazu/query.h"
  #include "/usr/include/namazu/re.h"
  #include "/usr/include/namazu/regex.h"
  #include "/usr/include/namazu/score.h"
  #include "/usr/include/namazu/search.h"
  #include "/usr/include/namazu/util.h"
  #include "/usr/include/namazu/var.h"
  #include "/usr/include/namazu/wakati.h"

  // 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;
  _NmzResult* tmp_add_class_3;
  field_cache* tmp_add_class_4;
  nmz_data* tmp_add_class_5;
  nmz_files* tmp_add_class_6;
  nmz_hitnumlist* tmp_add_class_7;
  nmz_indices* tmp_add_class_8;
  nmz_names* tmp_add_class_9;
  nmz_query* tmp_add_class_10;
  re_pattern_buffer* tmp_add_class_11;
  re_registers* tmp_add_class_12;

The GCC parameters:
  gcc -fdump-lang-raw -fkeep-inline-functions -c -x c++ -fpermissive -w "/tmp/_S_tlxDJ0O/dump1.h"