Temporary header file '/tmp/9LZK70ne9r/dump1.h' with the following content will be compiled to create GCC translation unit dump:

  // add defines
  #define __STDC_VERSION__ 201710L
#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/rospack/macros.h"
  #include "/usr/include/rospack/rospack.h"
  #include "/usr/include/rospack/rospack_backcompat.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 movelib{typedef int tmp_add_type_4;}}
  boost::movelib::tmp_add_type_4 tmp_add_func_4(){return 0;};
  namespace boost{namespace movelib{namespace detail{typedef int tmp_add_type_5;}}}
  boost::movelib::detail::tmp_add_type_5 tmp_add_func_5(){return 0;};
  namespace boost{namespace mpl{typedef int tmp_add_type_6;}}
  boost::mpl::tmp_add_type_6 tmp_add_func_6(){return 0;};
  namespace boost{namespace tuples{typedef int tmp_add_type_7;}}
  boost::tuples::tmp_add_type_7 tmp_add_func_7(){return 0;};
  namespace boost{namespace tuples{namespace detail{typedef int tmp_add_type_8;}}}
  boost::tuples::detail::tmp_add_type_8 tmp_add_func_8(){return 0;};
  namespace boost{namespace unordered{typedef int tmp_add_type_9;}}
  boost::unordered::tmp_add_type_9 tmp_add_func_9(){return 0;};
  namespace boost{namespace unordered{namespace detail{typedef int tmp_add_type_10;}}}
  boost::unordered::detail::tmp_add_type_10 tmp_add_func_10(){return 0;};
  namespace boost{namespace unordered{namespace detail{namespace func{typedef int tmp_add_type_11;}}}}
  boost::unordered::detail::func::tmp_add_type_11 tmp_add_func_11(){return 0;};
  namespace rospack{typedef int tmp_add_type_12;}
  rospack::tmp_add_type_12 tmp_add_func_12(){return 0;};
  namespace boost{namespace detail{namespace aligned_storage{typedef int tmp_add_type_13;}}}
  boost::detail::aligned_storage::tmp_add_type_13 tmp_add_func_13(){return 0;};
  namespace boost{namespace detail{namespace static_log2_impl{typedef int tmp_add_type_14;}}}
  boost::detail::static_log2_impl::tmp_add_type_14 tmp_add_func_14(){return 0;};
  namespace boost{namespace exception_detail{typedef int tmp_add_type_15;}}
  boost::exception_detail::tmp_add_type_15 tmp_add_func_15(){return 0;};
  namespace boost{namespace hash_detail{typedef int tmp_add_type_16;}}
  boost::hash_detail::tmp_add_type_16 tmp_add_func_16(){return 0;};
  namespace boost{namespace move_detail{typedef int tmp_add_type_17;}}
  boost::move_detail::tmp_add_type_17 tmp_add_func_17(){return 0;};
  namespace boost{namespace tt_align_ns{typedef int tmp_add_type_18;}}
  boost::tt_align_ns::tmp_add_type_18 tmp_add_func_18(){return 0;};
  namespace boost{namespace type_traits{typedef int tmp_add_type_19;}}
  boost::type_traits::tmp_add_type_19 tmp_add_func_19(){return 0;};
  namespace boost{namespace type_traits_detail{typedef int tmp_add_type_20;}}
  boost::type_traits_detail::tmp_add_type_20 tmp_add_func_20(){return 0;};
  namespace boost{namespace type_traits_swappable_detail{typedef int tmp_add_type_21;}}
  boost::type_traits_swappable_detail::tmp_add_type_21 tmp_add_func_21(){return 0;};
  namespace boost{namespace unordered{namespace iterator_detail{typedef int tmp_add_type_22;}}}
  boost::unordered::iterator_detail::tmp_add_type_22 tmp_add_func_22(){return 0;};
  namespace boost_swap_impl{typedef int tmp_add_type_23;}
  boost_swap_impl::tmp_add_type_23 tmp_add_func_23(){return 0;};
  namespace mpl_{typedef int tmp_add_type_24;}
  mpl_::tmp_add_type_24 tmp_add_func_24(){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/9LZK70ne9r/dump1.h"