Class std::__true_type
   size=1 align=1
   base size=0 base align=1
std::__true_type (0x0x7f3650065780) 0 empty

Class std::__false_type
   size=1 align=1
   base size=0 base align=1
std::__false_type (0x0x7f36500657e0) 0 empty

Class std::__truth_type<true>
   size=1 align=1
   base size=0 base align=1
std::__truth_type<true> (0x0x7f36500658a0) 0 empty

Class std::__is_void<void>
   size=1 align=1
   base size=0 base align=1
std::__is_void<void> (0x0x7f3650065a80) 0 empty

Class std::__is_integer<bool>
   size=1 align=1
   base size=0 base align=1
std::__is_integer<bool> (0x0x7f3650065b40) 0 empty

Class std::__is_integer<char>
   size=1 align=1
   base size=0 base align=1
std::__is_integer<char> (0x0x7f3650065ba0) 0 empty

Class std::__is_integer<signed char>
   size=1 align=1
   base size=0 base align=1
std::__is_integer<signed char> (0x0x7f3650065c00) 0 empty

Class std::__is_integer<unsigned char>
   size=1 align=1
   base size=0 base align=1
std::__is_integer<unsigned char> (0x0x7f3650065c60) 0 empty

Class std::__is_integer<wchar_t>
   size=1 align=1
   base size=0 base align=1
std::__is_integer<wchar_t> (0x0x7f3650065cc0) 0 empty

Class std::__is_integer<short int>
   size=1 align=1
   base size=0 base align=1
std::__is_integer<short int> (0x0x7f3650065d20) 0 empty

Class std::__is_integer<short unsigned int>
   size=1 align=1
   base size=0 base align=1
std::__is_integer<short unsigned int> (0x0x7f3650065d80) 0 empty

Class std::__is_integer<int>
   size=1 align=1
   base size=0 base align=1
std::__is_integer<int> (0x0x7f3650065de0) 0 empty

Class std::__is_integer<unsigned int>
   size=1 align=1
   base size=0 base align=1
std::__is_integer<unsigned int> (0x0x7f3650065e40) 0 empty

Class std::__is_integer<long int>
   size=1 align=1
   base size=0 base align=1
std::__is_integer<long int> (0x0x7f3650065ea0) 0 empty

Class std::__is_integer<long unsigned int>
   size=1 align=1
   base size=0 base align=1
std::__is_integer<long unsigned int> (0x0x7f3650065f00) 0 empty

Class std::__is_integer<long long int>
   size=1 align=1
   base size=0 base align=1
std::__is_integer<long long int> (0x0x7f3650065f60) 0 empty

Class std::__is_integer<long long unsigned int>
   size=1 align=1
   base size=0 base align=1
std::__is_integer<long long unsigned int> (0x0x7f36500d3000) 0 empty

Class std::__is_floating<float>
   size=1 align=1
   base size=0 base align=1
std::__is_floating<float> (0x0x7f36500d30c0) 0 empty

Class std::__is_floating<double>
   size=1 align=1
   base size=0 base align=1
std::__is_floating<double> (0x0x7f36500d3120) 0 empty

Class std::__is_floating<long double>
   size=1 align=1
   base size=0 base align=1
std::__is_floating<long double> (0x0x7f36500d3180) 0 empty

Class std::__is_char<char>
   size=1 align=1
   base size=0 base align=1
std::__is_char<char> (0x0x7f36500d3480) 0 empty

Class std::__is_char<wchar_t>
   size=1 align=1
   base size=0 base align=1
std::__is_char<wchar_t> (0x0x7f36500d34e0) 0 empty

Class std::__is_byte<char>
   size=1 align=1
   base size=0 base align=1
std::__is_byte<char> (0x0x7f36500d35a0) 0 empty

Class std::__is_byte<signed char>
   size=1 align=1
   base size=0 base align=1
std::__is_byte<signed char> (0x0x7f36500d3600) 0 empty

Class std::__is_byte<unsigned char>
   size=1 align=1
   base size=0 base align=1
std::__is_byte<unsigned char> (0x0x7f36500d3660) 0 empty

Class __gnu_cxx::__add_unsigned<char>
   size=1 align=1
   base size=0 base align=1
__gnu_cxx::__add_unsigned<char> (0x0x7f36500d3900) 0 empty

Class __gnu_cxx::__add_unsigned<signed char>
   size=1 align=1
   base size=0 base align=1
__gnu_cxx::__add_unsigned<signed char> (0x0x7f36500d3960) 0 empty

Class __gnu_cxx::__add_unsigned<short int>
   size=1 align=1
   base size=0 base align=1
__gnu_cxx::__add_unsigned<short int> (0x0x7f36500d39c0) 0 empty

Class __gnu_cxx::__add_unsigned<int>
   size=1 align=1
   base size=0 base align=1
__gnu_cxx::__add_unsigned<int> (0x0x7f36500d3a20) 0 empty

Class __gnu_cxx::__add_unsigned<long int>
   size=1 align=1
   base size=0 base align=1
__gnu_cxx::__add_unsigned<long int> (0x0x7f36500d3a80) 0 empty

Class __gnu_cxx::__add_unsigned<long long int>
   size=1 align=1
   base size=0 base align=1
__gnu_cxx::__add_unsigned<long long int> (0x0x7f36500d3ae0) 0 empty

Class __gnu_cxx::__remove_unsigned<char>
   size=1 align=1
   base size=0 base align=1
__gnu_cxx::__remove_unsigned<char> (0x0x7f36500d3ba0) 0 empty

Class __gnu_cxx::__remove_unsigned<unsigned char>
   size=1 align=1
   base size=0 base align=1
__gnu_cxx::__remove_unsigned<unsigned char> (0x0x7f36500d3c00) 0 empty

Class __gnu_cxx::__remove_unsigned<short unsigned int>
   size=1 align=1
   base size=0 base align=1
__gnu_cxx::__remove_unsigned<short unsigned int> (0x0x7f36500d3c60) 0 empty

Class __gnu_cxx::__remove_unsigned<unsigned int>
   size=1 align=1
   base size=0 base align=1
__gnu_cxx::__remove_unsigned<unsigned int> (0x0x7f36500d3cc0) 0 empty

Class __gnu_cxx::__remove_unsigned<long unsigned int>
   size=1 align=1
   base size=0 base align=1
__gnu_cxx::__remove_unsigned<long unsigned int> (0x0x7f36500d3d20) 0 empty

Class __gnu_cxx::__remove_unsigned<long long unsigned int>
   size=1 align=1
   base size=0 base align=1
__gnu_cxx::__remove_unsigned<long long unsigned int> (0x0x7f36500d3d80) 0 empty

Class std::__is_integer<long double>
   size=1 align=1
   base size=0 base align=1
std::__is_integer<long double> (0x0x7f36500d3ea0) 0 empty

Class __gnu_cxx::__promote<long double>
   size=1 align=1
   base size=0 base align=1
__gnu_cxx::__promote<long double> (0x0x7f36500d3f00) 0 empty

Class std::__is_integer<double>
   size=1 align=1
   base size=0 base align=1
std::__is_integer<double> (0x0x7f36500d3f60) 0 empty

Class __gnu_cxx::__promote<double>
   size=1 align=1
   base size=0 base align=1
__gnu_cxx::__promote<double> (0x0x7f3650103000) 0 empty

Class std::__is_integer<float>
   size=1 align=1
   base size=0 base align=1
std::__is_integer<float> (0x0x7f3650103060) 0 empty

Class __gnu_cxx::__promote<float>
   size=1 align=1
   base size=0 base align=1
__gnu_cxx::__promote<float> (0x0x7f36501030c0) 0 empty

Class std::input_iterator_tag
   size=1 align=1
   base size=0 base align=1
std::input_iterator_tag (0x0x7f36501033c0) 0 empty

Class std::output_iterator_tag
   size=1 align=1
   base size=0 base align=1
std::output_iterator_tag (0x0x7f3650103420) 0 empty

Class std::forward_iterator_tag
   size=1 align=1
   base size=1 base align=1
std::forward_iterator_tag (0x0x7f365008a4e0) 0 empty
  std::input_iterator_tag (0x0x7f3650103480) 0 empty

Class std::bidirectional_iterator_tag
   size=1 align=1
   base size=1 base align=1
std::bidirectional_iterator_tag (0x0x7f365008a548) 0 empty
  std::forward_iterator_tag (0x0x7f365008a5b0) 0 empty
    std::input_iterator_tag (0x0x7f36501034e0) 0 empty

Class std::random_access_iterator_tag
   size=1 align=1
   base size=1 base align=1
std::random_access_iterator_tag (0x0x7f365008a618) 0 empty
  std::bidirectional_iterator_tag (0x0x7f365008a680) 0 empty
    std::forward_iterator_tag (0x0x7f365008a6e8) 0 empty
      std::input_iterator_tag (0x0x7f3650103540) 0 empty

Class std::iterator<std::output_iterator_tag, void, void, void, void>
   size=1 align=1
   base size=0 base align=1
std::iterator<std::output_iterator_tag, void, void, void, void> (0x0x7f3650103840) 0 empty

Class __gnu_cxx::__ops::_Iter_less_iter
   size=1 align=1
   base size=0 base align=1
__gnu_cxx::__ops::_Iter_less_iter (0x0x7f3650103a20) 0 empty

Class __gnu_cxx::__ops::_Iter_less_val
   size=1 align=1
   base size=0 base align=1
__gnu_cxx::__ops::_Iter_less_val (0x0x7f3650103a80) 0 empty

Class __gnu_cxx::__ops::_Val_less_iter
   size=1 align=1
   base size=0 base align=1
__gnu_cxx::__ops::_Val_less_iter (0x0x7f3650103ae0) 0 empty

Class __gnu_cxx::__ops::_Iter_equal_to_iter
   size=1 align=1
   base size=0 base align=1
__gnu_cxx::__ops::_Iter_equal_to_iter (0x0x7f3650103b40) 0 empty

Class __gnu_cxx::__ops::_Iter_equal_to_val
   size=1 align=1
   base size=0 base align=1
__gnu_cxx::__ops::_Iter_equal_to_val (0x0x7f3650103ba0) 0 empty

Class std::__iter_swap<true>
   size=1 align=1
   base size=0 base align=1
std::__iter_swap<true> (0x0x7f364fad6000) 0 empty

Class std::__copy_move<false, false, std::random_access_iterator_tag>
   size=1 align=1
   base size=0 base align=1
std::__copy_move<false, false, std::random_access_iterator_tag> (0x0x7f364fad6180) 0 empty

Class std::__copy_move_backward<false, false, std::random_access_iterator_tag>
   size=1 align=1
   base size=0 base align=1
std::__copy_move_backward<false, false, std::random_access_iterator_tag> (0x0x7f364fad62a0) 0 empty

Class std::__equal<true>
   size=1 align=1
   base size=0 base align=1
std::__equal<true> (0x0x7f364fad63c0) 0 empty

Class std::__lc_rai<std::random_access_iterator_tag, std::random_access_iterator_tag>
   size=1 align=1
   base size=0 base align=1
std::__lc_rai<std::random_access_iterator_tag, std::random_access_iterator_tag> (0x0x7f364fad6480) 0 empty

Class std::__lexicographical_compare<true>
   size=1 align=1
   base size=0 base align=1
std::__lexicographical_compare<true> (0x0x7f364fad6540) 0 empty

Class <anonymous struct>::<anonymous union>
   size=4 align=4
   base size=4 base align=4
<anonymous struct>::<anonymous union> (0x0x7f364fad6600) 0

Class <anonymous struct>
   size=8 align=4
   base size=8 base align=4
<anonymous struct> (0x0x7f364fad65a0) 0

Class __locale_struct
   size=116 align=4
   base size=116 base align=4
__locale_struct (0x0x7f364fad6660) 0

Class std::char_traits<char>
   size=1 align=1
   base size=0 base align=1
std::char_traits<char> (0x0x7f364fad6ba0) 0 empty

Class std::char_traits<wchar_t>
   size=1 align=1
   base size=0 base align=1
std::char_traits<wchar_t> (0x0x7f364fad6c00) 0 empty

Vtable for std::exception
std::exception::_ZTVSt9exception: 5u entries
0     (int (*)(...))0
4     (int (*)(...))(& _ZTISt9exception)
8     (int (*)(...))std::exception::~exception
12    (int (*)(...))std::exception::~exception
16    (int (*)(...))std::exception::what

Class std::exception
   size=4 align=4
   base size=4 base align=4
std::exception (0x0x7f364fad6c60) 0 nearly-empty
    vptr=((& std::exception::_ZTVSt9exception) + 8u)

Vtable for std::bad_exception
std::bad_exception::_ZTVSt13bad_exception: 5u entries
0     (int (*)(...))0
4     (int (*)(...))(& _ZTISt13bad_exception)
8     (int (*)(...))std::bad_exception::~bad_exception
12    (int (*)(...))std::bad_exception::~bad_exception
16    (int (*)(...))std::bad_exception::what

Class std::bad_exception
   size=4 align=4
   base size=4 base align=4
std::bad_exception (0x0x7f365008aa90) 0 nearly-empty
    vptr=((& std::bad_exception::_ZTVSt13bad_exception) + 8u)
  std::exception (0x0x7f364fad6cc0) 0 nearly-empty
      primary-for std::bad_exception (0x0x7f365008aa90)

Vtable for std::bad_alloc
std::bad_alloc::_ZTVSt9bad_alloc: 5u entries
0     (int (*)(...))0
4     (int (*)(...))(& _ZTISt9bad_alloc)
8     (int (*)(...))std::bad_alloc::~bad_alloc
12    (int (*)(...))std::bad_alloc::~bad_alloc
16    (int (*)(...))std::bad_alloc::what

Class std::bad_alloc
   size=4 align=4
   base size=4 base align=4
std::bad_alloc (0x0x7f365008aaf8) 0 nearly-empty
    vptr=((& std::bad_alloc::_ZTVSt9bad_alloc) + 8u)
  std::exception (0x0x7f364fad6d20) 0 nearly-empty
      primary-for std::bad_alloc (0x0x7f365008aaf8)

Class std::nothrow_t
   size=1 align=1
   base size=0 base align=1
std::nothrow_t (0x0x7f364fad6d80) 0 empty

Class std::allocator<void>
   size=1 align=1
   base size=0 base align=1
std::allocator<void> (0x0x7f364fad6ea0) 0 empty

Class __gnu_cxx::new_allocator<char>
   size=1 align=1
   base size=0 base align=1
__gnu_cxx::new_allocator<char> (0x0x7f364fc47060) 0 empty

Class std::allocator<char>
   size=1 align=1
   base size=1 base align=1
std::allocator<char> (0x0x7f365008abc8) 0 empty
  __gnu_cxx::new_allocator<char> (0x0x7f364fc470c0) 0 empty

Class __gnu_cxx::new_allocator<wchar_t>
   size=1 align=1
   base size=0 base align=1
__gnu_cxx::new_allocator<wchar_t> (0x0x7f364fc47120) 0 empty

Class std::allocator<wchar_t>
   size=1 align=1
   base size=1 base align=1
std::allocator<wchar_t> (0x0x7f365008ac30) 0 empty
  __gnu_cxx::new_allocator<wchar_t> (0x0x7f364fc47180) 0 empty

Class lconv
   size=56 align=4
   base size=56 base align=4
lconv (0x0x7f364fc47360) 0

Class <anonymous struct>
   size=8 align=4
   base size=8 base align=4
<anonymous struct> (0x0x7f364fc473c0) 0

Vtable for __cxxabiv1::__forced_unwind
__cxxabiv1::__forced_unwind::_ZTVN10__cxxabiv115__forced_unwindE: 5u entries
0     (int (*)(...))0
4     (int (*)(...))(& _ZTIN10__cxxabiv115__forced_unwindE)
8     0u
12    0u
16    (int (*)(...))__cxa_pure_virtual

Class __cxxabiv1::__forced_unwind
   size=4 align=4
   base size=4 base align=4
__cxxabiv1::__forced_unwind (0x0x7f364fc47420) 0 nearly-empty
    vptr=((& __cxxabiv1::__forced_unwind::_ZTVN10__cxxabiv115__forced_unwindE) + 8u)

Class timespec
   size=8 align=4
   base size=8 base align=4
timespec (0x0x7f364f91ef00) 0

Class sched_param
   size=4 align=4
   base size=4 base align=4
sched_param (0x0x7f364f91ef60) 0

Class __sched_param
   size=4 align=4
   base size=4 base align=4
__sched_param (0x0x7f364f95b000) 0

Class <anonymous struct>
   size=128 align=4
   base size=128 base align=4
<anonymous struct> (0x0x7f364f95b060) 0

Class timeval
   size=8 align=4
   base size=8 base align=4
timeval (0x0x7f364f95b0c0) 0

Class timex
   size=128 align=4
   base size=128 base align=4
timex (0x0x7f364f95b120) 0

Class tm
   size=44 align=4
   base size=44 base align=4
tm (0x0x7f364f95b180) 0

Class itimerspec
   size=16 align=4
   base size=16 base align=4
itimerspec (0x0x7f364f95b1e0) 0

Class pthread_attr_t
   size=36 align=4
   base size=36 base align=4
pthread_attr_t (0x0x7f364f95b240) 0

Class __pthread_internal_slist
   size=4 align=4
   base size=4 base align=4
__pthread_internal_slist (0x0x7f364f95b2a0) 0

Class <anonymous union>::__pthread_mutex_s::<anonymous union>
   size=4 align=4
   base size=4 base align=4
<anonymous union>::__pthread_mutex_s::<anonymous union> (0x0x7f364f95b3c0) 0

Class <anonymous union>::__pthread_mutex_s
   size=24 align=4
   base size=24 base align=4
<anonymous union>::__pthread_mutex_s (0x0x7f364f95b360) 0

Class <anonymous union>
   size=24 align=4
   base size=24 base align=4
<anonymous union> (0x0x7f364f95b300) 0

Class <anonymous union>
   size=4 align=4
   base size=4 base align=4
<anonymous union> (0x0x7f364f95b480) 0

Class <anonymous union>::<anonymous struct>::<anonymous union>::<anonymous struct>
   size=8 align=4
   base size=8 base align=4
<anonymous union>::<anonymous struct>::<anonymous union>::<anonymous struct> (0x0x7f364f95b600) 0

Class <anonymous union>::<anonymous struct>::<anonymous union>
   size=8 align=8
   base size=8 base align=8
<anonymous union>::<anonymous struct>::<anonymous union> (0x0x7f364f95b5a0) 0

Class <anonymous union>::<anonymous struct>::<anonymous union>::<anonymous struct>
   size=8 align=4
   base size=8 base align=4
<anonymous union>::<anonymous struct>::<anonymous union>::<anonymous struct> (0x0x7f364f95b6c0) 0

Class <anonymous union>::<anonymous struct>::<anonymous union>
   size=8 align=8
   base size=8 base align=8
<anonymous union>::<anonymous struct>::<anonymous union> (0x0x7f364f95b660) 0

Class <anonymous union>::<anonymous struct>
   size=48 align=8
   base size=48 base align=8
<anonymous union>::<anonymous struct> (0x0x7f364f95b540) 0

Class <anonymous union>
   size=48 align=8
   base size=48 base align=8
<anonymous union> (0x0x7f364f95b4e0) 0

Class <anonymous union>
   size=4 align=4
   base size=4 base align=4
<anonymous union> (0x0x7f364f95b720) 0

Class <anonymous union>::<anonymous struct>
   size=32 align=4
   base size=32 base align=4
<anonymous union>::<anonymous struct> (0x0x7f364f95b7e0) 0

Class <anonymous union>
   size=32 align=4
   base size=32 base align=4
<anonymous union> (0x0x7f364f95b780) 0

Class <anonymous union>
   size=8 align=4
   base size=8 base align=4
<anonymous union> (0x0x7f364f95b840) 0

Class <anonymous union>
   size=20 align=4
   base size=20 base align=4
<anonymous union> (0x0x7f364f95b8a0) 0

Class <anonymous union>
   size=4 align=4
   base size=4 base align=4
<anonymous union> (0x0x7f364f95b900) 0

Class _pthread_cleanup_buffer
   size=16 align=4
   base size=16 base align=4
_pthread_cleanup_buffer (0x0x7f364f95b960) 0

Class <anonymous struct>::<anonymous struct>
   size=264 align=8
   base size=264 base align=8
<anonymous struct>::<anonymous struct> (0x0x7f364f95ba20) 0

Class <anonymous struct>
   size=280 align=8
   base size=280 base align=8
<anonymous struct> (0x0x7f364f95b9c0) 0

Class __pthread_cleanup_frame
   size=16 align=4
   base size=16 base align=4
__pthread_cleanup_frame (0x0x7f364f95ba80) 0

Class __pthread_cleanup_class
   size=16 align=4
   base size=16 base align=4
__pthread_cleanup_class (0x0x7f364f95bae0) 0

Class __gnu_cxx::__conditional_type<true, __gnu_cxx::__numeric_traits_integer<int>, __gnu_cxx::__numeric_traits_floating<int> >
   size=1 align=1
   base size=0 base align=1
__gnu_cxx::__conditional_type<true, __gnu_cxx::__numeric_traits_integer<int>, __gnu_cxx::__numeric_traits_floating<int> > (0x0x7f364f95bcc0) 0 empty

Class __gnu_cxx::__numeric_traits_integer<int>
   size=1 align=1
   base size=0 base align=1
__gnu_cxx::__numeric_traits_integer<int> (0x0x7f364f95bd20) 0 empty

Class __gnu_cxx::__numeric_traits<int>
   size=1 align=1
   base size=1 base align=1
__gnu_cxx::__numeric_traits<int> (0x0x7f364f8f0b60) 0 empty
  __gnu_cxx::__numeric_traits_integer<int> (0x0x7f364f95bd80) 0 empty

Class std::allocator<char>::rebind<char>
   size=1 align=1
   base size=0 base align=1
std::allocator<char>::rebind<char> (0x0x7f364f95bf00) 0 empty

Class std::basic_string<char>::_Alloc_hider
   size=4 align=4
   base size=4 base align=4
std::basic_string<char>::_Alloc_hider (0x0x7f364f8f0d00) 0
  std::allocator<char> (0x0x7f364f8f0d68) 0 empty
    __gnu_cxx::new_allocator<char> (0x0x7f364f95bf60) 0 empty

Class std::basic_string<char>
   size=4 align=4
   base size=4 base align=4
std::basic_string<char> (0x0x7f364f95bea0) 0

Class std::basic_string<char>::_Rep_base
   size=12 align=4
   base size=12 base align=4
std::basic_string<char>::_Rep_base (0x0x7f364f7ba000) 0

Class std::basic_string<char>::_Rep
   size=12 align=4
   base size=12 base align=4
std::basic_string<char>::_Rep (0x0x7f364f8f0f70) 0
  std::basic_string<char>::_Rep_base (0x0x7f364f7ba060) 0

Class std::allocator<wchar_t>::rebind<wchar_t>
   size=1 align=1
   base size=0 base align=1
std::allocator<wchar_t>::rebind<wchar_t> (0x0x7f364f7ba120) 0 empty

Class std::basic_string<wchar_t>::_Alloc_hider
   size=4 align=4
   base size=4 base align=4
std::basic_string<wchar_t>::_Alloc_hider (0x0x7f364f8f0c30) 0
  std::allocator<wchar_t> (0x0x7f364f8f0c98) 0 empty
    __gnu_cxx::new_allocator<wchar_t> (0x0x7f364f7ba180) 0 empty

Class std::basic_string<wchar_t>
   size=4 align=4
   base size=4 base align=4
std::basic_string<wchar_t> (0x0x7f364f7ba0c0) 0

Class std::basic_string<wchar_t>::_Rep_base
   size=12 align=4
   base size=12 base align=4
std::basic_string<wchar_t>::_Rep_base (0x0x7f364f7ba1e0) 0

Class std::allocator<wchar_t>::rebind<char>
   size=1 align=1
   base size=0 base align=1
std::allocator<wchar_t>::rebind<char> (0x0x7f364f7ba2a0) 0 empty

Class std::basic_string<wchar_t>::_Rep
   size=12 align=4
   base size=12 base align=4
std::basic_string<wchar_t>::_Rep (0x0x7f364f8f0bc8) 0
  std::basic_string<wchar_t>::_Rep_base (0x0x7f364f7ba240) 0

Class gloox::JID
   size=28 align=4
   base size=25 base align=4
gloox::JID (0x0x7f364f7ba300) 0

Class __gnu_cxx::__enable_if<true, bool>
   size=1 align=1
   base size=0 base align=1
__gnu_cxx::__enable_if<true, bool> (0x0x7f364f7ba360) 0 empty

Class <anonymous struct>
   size=12 align=4
   base size=12 base align=4
<anonymous struct> (0x0x7f364f7ba3c0) 0

Class <anonymous struct>
   size=16 align=8
   base size=16 base align=8
<anonymous struct> (0x0x7f364f7ba420) 0

Class _IO_marker
   size=12 align=4
   base size=12 base align=4
_IO_marker (0x0x7f364f7ba480) 0

Class _IO_FILE
   size=152 align=8
   base size=152 base align=8
_IO_FILE (0x0x7f364f7ba4e0) 0

Class <anonymous struct>
   size=16 align=4
   base size=16 base align=4
<anonymous struct> (0x0x7f364f7ba540) 0

