Temporary header file '/tmp/nhlJUoJ0O5/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
#ifdef __cplusplus
// C17 compat layer
#define _Alignof(type) alignof(type)
#endif
#define getaddrinfo_a(a,b,c,d)

  // add includes
  #include "/usr/include/m4rie/blm.h"
  #include "/usr/include/m4rie/conversion.h"
  #include "/usr/include/m4rie/echelonform.h"
  #include "/usr/include/m4rie/gf2e.h"
  #include "/usr/include/m4rie/gf2x.h"
  #include "/usr/include/m4rie/m4ri_functions.h"
  #include "/usr/include/m4rie/m4rie.h"
  #include "/usr/include/m4rie/mzd_poly.h"
  #include "/usr/include/m4rie/mzd_ptr.h"
  #include "/usr/include/m4rie/mzd_slice.h"
  #include "/usr/include/m4rie/mzed.h"
  #include "/usr/include/m4rie/newton_john.h"
  #include "/usr/include/m4rie/permutation.h"
  #include "/usr/include/m4rie/ple.h"
  #include "/usr/include/m4rie/strassen.h"
  #include "/usr/include/m4rie/trsm.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;
  gf2e_struct* tmp_add_class_3;
  mzd_t* tmp_add_class_4;
  mzp_t* tmp_add_class_5;

The GCC parameters:
  gcc -fdump-lang-raw -fkeep-inline-functions -c -x c++ -fpermissive -w "/tmp/nhlJUoJ0O5/dump1.h"

