Temporary header file '/tmp/kC5MAqmquf/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
#ifdef __cplusplus
// C17 compat layer
#define _Alignof(type) alignof(type)
#endif
#define getaddrinfo_a(a,b,c,d)

  // add includes
  #include "/usr/include/liblognorm.h"
  #include "/usr/include/annot.h"
  #include "/usr/include/enc.h"
  #include "/usr/include/lognorm-features.h"
  #include "/usr/include/lognorm.h"
  #include "/usr/include/parser.h"
  #include "/usr/include/pdag.h"
  #include "/usr/include/samp.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;
  data_Repeat* tmp_add_class_3;
  fjson_object_iter* tmp_add_class_4;
  fjson_object_iterator* tmp_add_class_5;
  fjson_tokener* tmp_add_class_6;
  fjson_tokener_srec* tmp_add_class_7;
  ln_annotSet_s* tmp_add_class_8;
  ln_annot_op_s* tmp_add_class_9;
  ln_annot_s* tmp_add_class_10;
  ln_ctx_s* tmp_add_class_11;
  ln_parser_info* tmp_add_class_12;
  ln_parser_s* tmp_add_class_13;
  ln_pdag* tmp_add_class_14;
  ln_samp* tmp_add_class_15;
  ln_type_pdag* tmp_add_class_16;
  npb* tmp_add_class_17;

The GCC parameters:
  gcc -fdump-lang-raw -fkeep-inline-functions -c -x c++ -fpermissive -w "/tmp/kC5MAqmquf/dump1.h"  -I/usr/include/libfastjson