Temporary header file '/tmp/L3tpSAJk52/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

  // add includes
  #include "/usr/include/gps.h"
  #include "/usr/include/libgpsmm.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;
  ais_t* tmp_add_class_3;
  almanac_t* tmp_add_class_4;
  attitude_t* tmp_add_class_5;
  devconfig_t* tmp_add_class_6;
  dop_t* tmp_add_class_7;
  gps_data_t* tmp_add_class_8;
  gps_fix_t* tmp_add_class_9;
  gps_log_t* tmp_add_class_10;
  gps_policy_t* tmp_add_class_11;
  gpsmm* tmp_add_class_12;
  gst_t* tmp_add_class_13;
  itimerval* tmp_add_class_14;
  oscillator_t* tmp_add_class_15;
  rawdata_t* tmp_add_class_16;
  route_info* tmp_add_class_17;
  rtcm2_t* tmp_add_class_18;
  rtcm3_basic_rtk* tmp_add_class_19;
  rtcm3_correction_diff* tmp_add_class_20;
  rtcm3_extended_rtk* tmp_add_class_21;
  rtcm3_network_rtk_header* tmp_add_class_22;
  rtcm3_rtk_hdr* tmp_add_class_23;
  rtcm3_t* tmp_add_class_24;
  satellite_t* tmp_add_class_25;
  subframe_t* tmp_add_class_26;
  timedelta_t* tmp_add_class_27;
  ucontext_t* tmp_add_class_28;
  version_t* tmp_add_class_29;

The GCC parameters:
  gcc -fdump-lang-raw -fkeep-inline-functions -c -x c++ -fpermissive -w "/tmp/L3tpSAJk52/dump1.h"