Temporary header file '/tmp/_al1woT3Qi/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/wnn/commonhd.h"
  #include "/usr/include/wnn/cplib.h"
  #include "/usr/include/wnn/jllib.h"
  #include "/usr/include/wnn/jslib.h"
  #include "/usr/include/wnn/msg.h"
  #include "/usr/include/wnn/rk_spclval.h"
  #include "/usr/include/wnn/wnnerror.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;
  fi_rel_data* tmp_add_class_3;
  msg_bd* tmp_add_class_4;
  msg_cat* tmp_add_class_5;
  wnn_buf* tmp_add_class_6;
  wnn_dai_bunsetsu* tmp_add_class_7;
  wnn_dic_info* tmp_add_class_8;
  wnn_env* tmp_add_class_9;
  wnn_env_info* tmp_add_class_10;
  wnn_fi_rel_buf* tmp_add_class_11;
  wnn_file_head* tmp_add_class_12;
  wnn_file_info_struct* tmp_add_class_13;
  wnn_file_stat* tmp_add_class_14;
  wnn_fzk_info* tmp_add_class_15;
  wnn_henkan_env* tmp_add_class_16;
  wnn_jdata* tmp_add_class_17;
  wnn_jl_bun* tmp_add_class_18;
  wnn_jserver_id* tmp_add_class_19;
  wnn_jwho* tmp_add_class_20;
  wnn_param* tmp_add_class_21;
  wnn_prev_bun* tmp_add_class_22;
  wnn_ret_buf* tmp_add_class_23;
  wnn_sho_bunsetsu* tmp_add_class_24;

The GCC parameters:
  gcc -fdump-lang-raw -fkeep-inline-functions -c -x c++ -fpermissive -w "/tmp/_al1woT3Qi/dump1.h"