Temporary header file '/tmp/W0jFSi6dks/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/random_numbers/random_numbers.h"

  // add namespaces
  namespace boost{typedef int tmp_add_type_1;}
  boost::tmp_add_type_1 tmp_add_func_1(){return 0;};
  namespace boost{namespace detail{typedef int tmp_add_type_2;}}
  boost::detail::tmp_add_type_2 tmp_add_func_2(){return 0;};
  namespace boost{namespace integer{typedef int tmp_add_type_3;}}
  boost::integer::tmp_add_type_3 tmp_add_func_3(){return 0;};
  namespace boost{namespace mpl{typedef int tmp_add_type_4;}}
  boost::mpl::tmp_add_type_4 tmp_add_func_4(){return 0;};
  namespace boost{namespace mpl{namespace aux{typedef int tmp_add_type_5;}}}
  boost::mpl::aux::tmp_add_type_5 tmp_add_func_5(){return 0;};
  namespace boost{namespace random{typedef int tmp_add_type_6;}}
  boost::random::tmp_add_type_6 tmp_add_func_6(){return 0;};
  namespace boost{namespace random{namespace detail{typedef int tmp_add_type_7;}}}
  boost::random::detail::tmp_add_type_7 tmp_add_func_7(){return 0;};
  namespace boost{namespace random{namespace traits{typedef int tmp_add_type_8;}}}
  boost::random::traits::tmp_add_type_8 tmp_add_func_8(){return 0;};
  namespace boost{namespace detail{namespace static_log2_impl{typedef int tmp_add_type_9;}}}
  boost::detail::static_log2_impl::tmp_add_type_9 tmp_add_func_9(){return 0;};
  namespace boost{namespace exception_detail{typedef int tmp_add_type_10;}}
  boost::exception_detail::tmp_add_type_10 tmp_add_func_10(){return 0;};
  namespace mpl_{typedef int tmp_add_type_11;}
  mpl_::tmp_add_type_11 tmp_add_func_11(){return 0;};
  namespace mpl_{namespace aux{typedef int tmp_add_type_12;}}
  mpl_::aux::tmp_add_type_12 tmp_add_func_12(){return 0;};
  namespace random_numbers{typedef int tmp_add_type_13;}
  random_numbers::tmp_add_type_13 tmp_add_func_13(){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/W0jFSi6dks/dump1.h"