Temporary header file '/tmp/N1C7Aictyk/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/ui-utilcpp/Cap.hpp"
  #include "/usr/include/ui-utilcpp/CharsetMagic.hpp"
  #include "/usr/include/ui-utilcpp/CmdLine.hpp"
  #include "/usr/include/ui-utilcpp/Exception.hpp"
  #include "/usr/include/ui-utilcpp/File.hpp"
  #include "/usr/include/ui-utilcpp/GetOpt.hpp"
  #include "/usr/include/ui-utilcpp/Http.hpp"
  #include "/usr/include/ui-utilcpp/Misc.hpp"
  #include "/usr/include/ui-utilcpp/PosixRegex.hpp"
  #include "/usr/include/ui-utilcpp/QuotaInfo.hpp"
  #include "/usr/include/ui-utilcpp/Recoder.hpp"
  #include "/usr/include/ui-utilcpp/SMLog.hpp"
  #include "/usr/include/ui-utilcpp/SMLogMono.hpp"
  #include "/usr/include/ui-utilcpp/Shortcuts.hpp"
  #include "/usr/include/ui-utilcpp/Socket.hpp"
  #include "/usr/include/ui-utilcpp/Sys.hpp"
  #include "/usr/include/ui-utilcpp/SysLogMono.hpp"
  #include "/usr/include/ui-utilcpp/Text.hpp"
  #include "/usr/include/ui-utilcpp/Thread.hpp"
  #include "/usr/include/ui-utilcpp/Time.hpp"
  #include "/usr/include/ui-utilcpp/auto_ptr_compat.hpp"
  #include "/usr/include/ui-utilcpp/http/Connection.hpp"
  #include "/usr/include/ui-utilcpp/http/Cookie.hpp"
  #include "/usr/include/ui-utilcpp/http/Header.hpp"
  #include "/usr/include/ui-utilcpp/http/URL.hpp"
  #include "/usr/include/ui-utilcpp/version.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 concepts{typedef int tmp_add_type_2;}}
  boost::concepts::tmp_add_type_2 tmp_add_func_2(){return 0;};
  namespace boost{namespace concepts{namespace detail{typedef int tmp_add_type_3;}}}
  boost::concepts::detail::tmp_add_type_3 tmp_add_func_3(){return 0;};
  namespace boost{namespace detail{typedef int tmp_add_type_4;}}
  boost::detail::tmp_add_type_4 tmp_add_func_4(){return 0;};
  namespace boost{namespace integer{typedef int tmp_add_type_5;}}
  boost::integer::tmp_add_type_5 tmp_add_func_5(){return 0;};
  namespace boost{namespace io{typedef int tmp_add_type_6;}}
  boost::io::tmp_add_type_6 tmp_add_func_6(){return 0;};
  namespace boost{namespace iterators{typedef int tmp_add_type_7;}}
  boost::iterators::tmp_add_type_7 tmp_add_func_7(){return 0;};
  namespace boost{namespace iterators{namespace detail{typedef int tmp_add_type_8;}}}
  boost::iterators::detail::tmp_add_type_8 tmp_add_func_8(){return 0;};
  namespace boost{namespace math{typedef int tmp_add_type_9;}}
  boost::math::tmp_add_type_9 tmp_add_func_9(){return 0;};
  namespace boost{namespace math{namespace detail{typedef int tmp_add_type_10;}}}
  boost::math::detail::tmp_add_type_10 tmp_add_func_10(){return 0;};
  namespace boost{namespace math{namespace policies{typedef int tmp_add_type_11;}}}
  boost::math::policies::tmp_add_type_11 tmp_add_func_11(){return 0;};
  namespace boost{namespace math{namespace policies{namespace detail{typedef int tmp_add_type_12;}}}}
  boost::math::policies::detail::tmp_add_type_12 tmp_add_func_12(){return 0;};
  namespace boost{namespace math{namespace tools{typedef int tmp_add_type_13;}}}
  boost::math::tools::tmp_add_type_13 tmp_add_func_13(){return 0;};
  namespace boost{namespace mpl{typedef int tmp_add_type_14;}}
  boost::mpl::tmp_add_type_14 tmp_add_func_14(){return 0;};
  namespace boost{namespace mpl{namespace aux{typedef int tmp_add_type_15;}}}
  boost::mpl::aux::tmp_add_type_15 tmp_add_func_15(){return 0;};
  namespace boost{namespace mpl{namespace placeholders{typedef int tmp_add_type_16;}}}
  boost::mpl::placeholders::tmp_add_type_16 tmp_add_func_16(){return 0;};
  namespace boost{namespace random{typedef int tmp_add_type_17;}}
  boost::random::tmp_add_type_17 tmp_add_func_17(){return 0;};
  namespace boost{namespace random{namespace detail{typedef int tmp_add_type_18;}}}
  boost::random::detail::tmp_add_type_18 tmp_add_func_18(){return 0;};
  namespace boost{namespace random{namespace traits{typedef int tmp_add_type_19;}}}
  boost::random::traits::tmp_add_type_19 tmp_add_func_19(){return 0;};
  namespace ost{typedef int tmp_add_type_20;}
  ost::tmp_add_type_20 tmp_add_func_20(){return 0;};
  namespace ucommon{typedef int tmp_add_type_21;}
  ucommon::tmp_add_type_21 tmp_add_func_21(){return 0;};
  namespace ucommon{namespace Type{typedef int tmp_add_type_22;}}
  ucommon::Type::tmp_add_type_22 tmp_add_func_22(){return 0;};
  namespace UI{typedef int tmp_add_type_23;}
  UI::tmp_add_type_23 tmp_add_func_23(){return 0;};
  namespace UI{namespace Util{typedef int tmp_add_type_24;}}
  UI::Util::tmp_add_type_24 tmp_add_func_24(){return 0;};
  namespace UI{namespace Util{namespace CharsetMagic{typedef int tmp_add_type_25;}}}
  UI::Util::CharsetMagic::tmp_add_type_25 tmp_add_func_25(){return 0;};
  namespace UI{namespace Util{namespace CmdLine{typedef int tmp_add_type_26;}}}
  UI::Util::CmdLine::tmp_add_type_26 tmp_add_func_26(){return 0;};
  namespace UI{namespace Util{namespace Http{typedef int tmp_add_type_27;}}}
  UI::Util::Http::tmp_add_type_27 tmp_add_func_27(){return 0;};
  namespace UI{namespace Util{namespace Sys{typedef int tmp_add_type_28;}}}
  UI::Util::Sys::tmp_add_type_28 tmp_add_func_28(){return 0;};
  namespace boost{namespace binary_op_detail{typedef int tmp_add_type_29;}}
  boost::binary_op_detail::tmp_add_type_29 tmp_add_func_29(){return 0;};
  namespace boost{namespace detail{namespace static_log2_impl{typedef int tmp_add_type_30;}}}
  boost::detail::static_log2_impl::tmp_add_type_30 tmp_add_func_30(){return 0;};
  namespace boost{namespace exception_detail{typedef int tmp_add_type_31;}}
  boost::exception_detail::tmp_add_type_31 tmp_add_func_31(){return 0;};
  namespace boost{namespace math_detail{typedef int tmp_add_type_32;}}
  boost::math_detail::tmp_add_type_32 tmp_add_func_32(){return 0;};
  namespace boost{namespace noncopyable_{typedef int tmp_add_type_33;}}
  boost::noncopyable_::tmp_add_type_33 tmp_add_func_33(){return 0;};
  namespace boost{namespace random{namespace hyperexp_detail{typedef int tmp_add_type_34;}}}
  boost::random::hyperexp_detail::tmp_add_type_34 tmp_add_func_34(){return 0;};
  namespace boost{namespace range_adl_barrier{typedef int tmp_add_type_35;}}
  boost::range_adl_barrier::tmp_add_type_35 tmp_add_func_35(){return 0;};
  namespace boost{namespace range_detail{typedef int tmp_add_type_36;}}
  boost::range_detail::tmp_add_type_36 tmp_add_func_36(){return 0;};
  namespace boost{namespace type_traits{typedef int tmp_add_type_37;}}
  boost::type_traits::tmp_add_type_37 tmp_add_func_37(){return 0;};
  namespace boost{namespace type_traits_detail{typedef int tmp_add_type_38;}}
  boost::type_traits_detail::tmp_add_type_38 tmp_add_func_38(){return 0;};
  namespace boost_concepts{typedef int tmp_add_type_39;}
  boost_concepts::tmp_add_type_39 tmp_add_func_39(){return 0;};
  namespace boost_concepts{namespace detail{typedef int tmp_add_type_40;}}
  boost_concepts::detail::tmp_add_type_40 tmp_add_func_40(){return 0;};
  namespace mpl_{typedef int tmp_add_type_41;}
  mpl_::tmp_add_type_41 tmp_add_func_41(){return 0;};
  namespace mpl_{namespace aux{typedef int tmp_add_type_42;}}
  mpl_::aux::tmp_add_type_42 tmp_add_func_42(){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;
  addrinfo* tmp_add_class_3;
  cmsghdr* tmp_add_class_4;
  f_owner_ex* tmp_add_class_5;
  file_handle* tmp_add_class_6;
  flock64* tmp_add_class_7;
  gaicb* tmp_add_class_8;
  group* tmp_add_class_9;
  group_filter* tmp_add_class_10;
  group_req* tmp_add_class_11;
  group_source_req* tmp_add_class_12;
  hostaddr_internet* tmp_add_class_13;
  hostent* tmp_add_class_14;
  ifaddr* tmp_add_class_15;
  ifconf* tmp_add_class_16;
  ifmap* tmp_add_class_17;
  ifreq* tmp_add_class_18;
  in6_addr* tmp_add_class_19;
  in6_pktinfo* tmp_add_class_20;
  in_addr* tmp_add_class_21;
  in_pktinfo* tmp_add_class_22;
  iovec* tmp_add_class_23;
  ip6_mtuinfo* tmp_add_class_24;
  ip_mreq* tmp_add_class_25;
  ip_mreq_source* tmp_add_class_26;
  ip_mreqn* tmp_add_class_27;
  ip_msfilter* tmp_add_class_28;
  ip_opts* tmp_add_class_29;
  ipv6_mreq* tmp_add_class_30;
  itimerval* tmp_add_class_31;
  linger* tmp_add_class_32;
  mmsghdr* tmp_add_class_33;
  msghdr* tmp_add_class_34;
  netent* tmp_add_class_35;
  option* tmp_add_class_36;
  osockaddr* tmp_add_class_37;
  passwd* tmp_add_class_38;
  prctl_mm_map* tmp_add_class_39;
  protoent* tmp_add_class_40;
  re_pattern_buffer* tmp_add_class_41;
  re_registers* tmp_add_class_42;
  recode_alias* tmp_add_class_43;
  recode_known_pair* tmp_add_class_44;
  recode_option_list* tmp_add_class_45;
  recode_outer* tmp_add_class_46;
  recode_quality* tmp_add_class_47;
  recode_read_only_text* tmp_add_class_48;
  recode_read_write_text* tmp_add_class_49;
  recode_request* tmp_add_class_50;
  recode_single* tmp_add_class_51;
  recode_step* tmp_add_class_52;
  recode_subtask* tmp_add_class_53;
  recode_surface_list* tmp_add_class_54;
  recode_symbol* tmp_add_class_55;
  recode_task* tmp_add_class_56;
  rlimit64* tmp_add_class_57;
  rpcent* tmp_add_class_58;
  servent* tmp_add_class_59;
  sockaddr* tmp_add_class_60;
  sockaddr_in* tmp_add_class_61;
  sockaddr_in6* tmp_add_class_62;
  sockaddr_internet* tmp_add_class_63;
  sockaddr_storage* tmp_add_class_64;
  sockaddr_un* tmp_add_class_65;
  statvfs64* tmp_add_class_66;
  statx_timestamp* tmp_add_class_67;
  strip_data* tmp_add_class_68;
  ucontext_t* tmp_add_class_69;
  ucred* tmp_add_class_70;
  ucs2_to_byte* tmp_add_class_71;
  ucs2_to_string* tmp_add_class_72;
  vfs_cap_data* tmp_add_class_73;
  vfs_ns_cap_data* tmp_add_class_74;

The GCC parameters:
  gcc -fdump-lang-raw -fkeep-inline-functions -c -x c++ -fpermissive -w "/tmp/N1C7Aictyk/dump1.h"  -I/usr/include/ui-utilcpp

/tmp/N1C7Aictyk/dump1.h:192:3: error: ‘statvfs64’ does not name a type
  192 |   statvfs64* tmp_add_class_66;
      |   ^~~~~~~~~

