Temporary header file '/tmp/UXI8XR6eXd/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/rdata/CKHashTable.h"
  #include "/usr/include/rdata/rdata.h"
  #include "/usr/include/rdata/rdata_bits.h"
  #include "/usr/include/rdata/rdata_internal.h"
  #include "/usr/include/rdata/rdata_io_unistd.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;
  ck_hash_entry_s* tmp_add_class_3;
  ck_hash_table_s* tmp_add_class_4;
  rdata_column_s* tmp_add_class_5;
  rdata_io_s* tmp_add_class_6;
  rdata_parser_s* tmp_add_class_7;
  rdata_sexptype_header_s* tmp_add_class_8;
  rdata_sexptype_info_s* tmp_add_class_9;
  rdata_unistd_io_ctx_s* tmp_add_class_10;
  rdata_v2_header_s* tmp_add_class_11;
  rdata_writer_s* tmp_add_class_12;

The GCC parameters:
  gcc -fdump-lang-raw -fkeep-inline-functions -c -x c++ -fpermissive -w "/tmp/UXI8XR6eXd/dump1.h"