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From: "jakub at gcc dot gnu.org" <gcc-bugzilla@gcc.gnu.org>
To: gcc-bugs@gcc.gnu.org
Subject: [Bug c++/108099] [12/13 Regression] ICE with type alias with `signed
 __int128_t`
Date: Wed, 01 Feb 2023 19:17:23 +0000
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https://gcc.gnu.org/bugzilla/show_bug.cgi?id=3D108099

--- Comment #16 from Jakub Jelinek <jakub at gcc dot gnu.org> ---
  __extension__
  template<typename _Tp>
    using __is_signed_integer =3D __is_one_of<__remove_cv_t<_Tp>,
          signed char, signed short, signed int, signed long,
          signed long long
#if defined(__GLIBCXX_TYPE_INT_N_0)
          , signed __GLIBCXX_TYPE_INT_N_0
#endif
#if defined(__GLIBCXX_TYPE_INT_N_1)
          , signed __GLIBCXX_TYPE_INT_N_1
#endif
#if defined(__GLIBCXX_TYPE_INT_N_2)
          , signed __GLIBCXX_TYPE_INT_N_2
#endif
#if defined(__GLIBCXX_TYPE_INT_N_3)
          , signed __GLIBCXX_TYPE_INT_N_3
#endif
          >;
But at least for me
#define __GLIBCXX_TYPE_INT_N_0 __int128
and
              sprintf (buf, "__GLIBCXX_TYPE_INT_N_%d=3D__int%d", i,
int_n_data[i].bitsize);=