Temporary header file '/tmp/mV37CI8rJe/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
#define getaddrinfo_a(a,b,c,d)

  // add includes
  #include "/usr/include/cln/GV.h"
  #include "/usr/include/cln/GV_complex.h"
  #include "/usr/include/cln/GV_integer.h"
  #include "/usr/include/cln/GV_modinteger.h"
  #include "/usr/include/cln/GV_number.h"
  #include "/usr/include/cln/GV_rational.h"
  #include "/usr/include/cln/GV_real.h"
  #include "/usr/include/cln/SV.h"
  #include "/usr/include/cln/SV_complex.h"
  #include "/usr/include/cln/SV_integer.h"
  #include "/usr/include/cln/SV_number.h"
  #include "/usr/include/cln/SV_rational.h"
  #include "/usr/include/cln/SV_real.h"
  #include "/usr/include/cln/SV_ringelt.h"
  #include "/usr/include/cln/V.h"
  #include "/usr/include/cln/cln.h"
  #include "/usr/include/cln/complex.h"
  #include "/usr/include/cln/complex_class.h"
  #include "/usr/include/cln/complex_io.h"
  #include "/usr/include/cln/complex_ring.h"
  #include "/usr/include/cln/condition.h"
  #include "/usr/include/cln/config.h"
  #include "/usr/include/cln/dfloat.h"
  #include "/usr/include/cln/dfloat_class.h"
  #include "/usr/include/cln/dfloat_io.h"
  #include "/usr/include/cln/exception.h"
  #include "/usr/include/cln/ffloat.h"
  #include "/usr/include/cln/ffloat_class.h"
  #include "/usr/include/cln/ffloat_io.h"
  #include "/usr/include/cln/float.h"
  #include "/usr/include/cln/float_class.h"
  #include "/usr/include/cln/float_io.h"
  #include "/usr/include/cln/floatformat.h"
  #include "/usr/include/cln/host_cpu.h"
  #include "/usr/include/cln/input.h"
  #include "/usr/include/cln/integer.h"
  #include "/usr/include/cln/integer_class.h"
  #include "/usr/include/cln/integer_io.h"
  #include "/usr/include/cln/integer_ring.h"
  #include "/usr/include/cln/intparam.h"
  #include "/usr/include/cln/io.h"
  #include "/usr/include/cln/lfloat.h"
  #include "/usr/include/cln/lfloat_class.h"
  #include "/usr/include/cln/lfloat_io.h"
  #include "/usr/include/cln/malloc.h"
  #include "/usr/include/cln/modinteger.h"
  #include "/usr/include/cln/modules.h"
  #include "/usr/include/cln/null_ring.h"
  #include "/usr/include/cln/number.h"
  #include "/usr/include/cln/number_io.h"
  #include "/usr/include/cln/numtheory.h"
  #include "/usr/include/cln/object.h"
  #include "/usr/include/cln/output.h"
  #include "/usr/include/cln/proplist.h"
  #include "/usr/include/cln/random.h"
  #include "/usr/include/cln/rational.h"
  #include "/usr/include/cln/rational_class.h"
  #include "/usr/include/cln/rational_io.h"
  #include "/usr/include/cln/rational_ring.h"
  #include "/usr/include/cln/real.h"
  #include "/usr/include/cln/real_class.h"
  #include "/usr/include/cln/real_io.h"
  #include "/usr/include/cln/real_ring.h"
  #include "/usr/include/cln/ring.h"
  #include "/usr/include/cln/sfloat.h"
  #include "/usr/include/cln/sfloat_class.h"
  #include "/usr/include/cln/sfloat_io.h"
  #include "/usr/include/cln/string.h"
  #include "/usr/include/cln/symbol.h"
  #include "/usr/include/cln/timing.h"
  #include "/usr/include/cln/types.h"
  #include "/usr/include/cln/univpoly.h"
  #include "/usr/include/cln/univpoly_complex.h"
  #include "/usr/include/cln/univpoly_integer.h"
  #include "/usr/include/cln/univpoly_modint.h"
  #include "/usr/include/cln/univpoly_rational.h"
  #include "/usr/include/cln/univpoly_real.h"
  #include "/usr/include/cln/version.h"

  // add namespaces
  namespace cln{typedef int tmp_add_type_1;}
  cln::tmp_add_type_1 tmp_add_func_1(){return 0;};

  // 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;

The GCC parameters:
  gcc -fdump-lang-raw -fkeep-inline-functions -c -x c++ -fpermissive -w "/tmp/mV37CI8rJe/dump1.h"