Temporary header file '/tmp/QJhMIwbe9Y/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/cpl.h"
  #include "/usr/include/cpl_apertures.h"
  #include "/usr/include/cpl_apertures_img.h"
  #include "/usr/include/cpl_array.h"
  #include "/usr/include/cpl_bivector.h"
  #include "/usr/include/cpl_detector.h"
  #include "/usr/include/cpl_dfs.h"
  #include "/usr/include/cpl_error.h"
  #include "/usr/include/cpl_errorstate.h"
  #include "/usr/include/cpl_fft.h"
  #include "/usr/include/cpl_filter.h"
  #include "/usr/include/cpl_fit.h"
  #include "/usr/include/cpl_fits.h"
  #include "/usr/include/cpl_frame.h"
  #include "/usr/include/cpl_framedata.h"
  #include "/usr/include/cpl_frameset.h"
  #include "/usr/include/cpl_frameset_io.h"
  #include "/usr/include/cpl_func.h"
  #include "/usr/include/cpl_geom_img.h"
  #include "/usr/include/cpl_image.h"
  #include "/usr/include/cpl_image_basic.h"
  #include "/usr/include/cpl_image_bpm.h"
  #include "/usr/include/cpl_image_filter.h"
  #include "/usr/include/cpl_image_gen.h"
  #include "/usr/include/cpl_image_io.h"
  #include "/usr/include/cpl_image_iqe.h"
  #include "/usr/include/cpl_image_resample.h"
  #include "/usr/include/cpl_image_stats.h"
  #include "/usr/include/cpl_imagelist.h"
  #include "/usr/include/cpl_imagelist_basic.h"
  #include "/usr/include/cpl_imagelist_io.h"
  #include "/usr/include/cpl_init.h"
  #include "/usr/include/cpl_io.h"
  #include "/usr/include/cpl_macros.h"
  #include "/usr/include/cpl_mask.h"
  #include "/usr/include/cpl_math_const.h"
  #include "/usr/include/cpl_matrix.h"
  #include "/usr/include/cpl_memory.h"
  #include "/usr/include/cpl_msg.h"
  #include "/usr/include/cpl_multiframe.h"
  #include "/usr/include/cpl_parameter.h"
  #include "/usr/include/cpl_parameterlist.h"
  #include "/usr/include/cpl_photom.h"
  #include "/usr/include/cpl_phys_const.h"
  #include "/usr/include/cpl_plot.h"
  #include "/usr/include/cpl_plugin.h"
  #include "/usr/include/cpl_plugininfo.h"
  #include "/usr/include/cpl_pluginlist.h"
  #include "/usr/include/cpl_polynomial.h"
  #include "/usr/include/cpl_ppm.h"
  #include "/usr/include/cpl_property.h"
  #include "/usr/include/cpl_propertylist.h"
  #include "/usr/include/cpl_recipe.h"
  #include "/usr/include/cpl_recipeconfig.h"
  #include "/usr/include/cpl_recipedefine.h"
  #include "/usr/include/cpl_stats.h"
  #include "/usr/include/cpl_table.h"
  #include "/usr/include/cpl_test.h"
  #include "/usr/include/cpl_type.h"
  #include "/usr/include/cpl_vector.h"
  #include "/usr/include/cpl_version.h"
  #include "/usr/include/cpl_wcs.h"
  #include "/usr/include/cpl_wlcalib.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;
  _cpl_framedata_* tmp_add_class_3;
  _cpl_plugin_* tmp_add_class_4;
  _cpl_recipe2_* tmp_add_class_5;
  _cpl_recipe_* tmp_add_class_6;
  _cx_memory_vtable_* tmp_add_class_7;

The GCC parameters:
  gcc -fdump-lang-raw -fkeep-inline-functions -c -x c++ -fpermissive -w "/tmp/QJhMIwbe9Y/dump1.h"