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      1 // <stdfloat> -*- C++ -*-
      2 
      3 // Copyright (C) 2022-2024 Free Software Foundation, Inc.
      4 //
      5 // This file is part of the GNU ISO C++ Library.  This library is free
      6 // software; you can redistribute it and/or modify it under the
      7 // terms of the GNU General Public License as published by the
      8 // Free Software Foundation; either version 3, or (at your option)
      9 // any later version.
     10 
     11 // This library is distributed in the hope that it will be useful,
     12 // but WITHOUT ANY WARRANTY; without even the implied warranty of
     13 // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
     14 // GNU General Public License for more details.
     15 
     16 // Under Section 7 of GPL version 3, you are granted additional
     17 // permissions described in the GCC Runtime Library Exception, version
     18 // 3.1, as published by the Free Software Foundation.
     19 
     20 // You should have received a copy of the GNU General Public License and
     21 // a copy of the GCC Runtime Library Exception along with this program;
     22 // see the files COPYING3 and COPYING.RUNTIME respectively.  If not, see
     23 // <http://www.gnu.org/licenses/>.
     24 
     25 /** @file include/stdfloat
     26  *  This is a Standard C++ Library header.
     27  */
     28 
     29 #ifndef _GLIBCXX_STDFLOAT
     30 #define _GLIBCXX_STDFLOAT 1
     31 
     32 #if __cplusplus > 202002L
     33 #include <bits/c++config.h>
     34 
     35 namespace std
     36 {
     37 _GLIBCXX_BEGIN_NAMESPACE_VERSION
     38 
     39   #ifdef __STDCPP_FLOAT16_T__
     40   using float16_t = _Float16;
     41   #endif
     42 
     43   #ifdef __STDCPP_FLOAT32_T__
     44   using float32_t = _Float32;
     45   #endif
     46 
     47   #ifdef __STDCPP_FLOAT64_T__
     48   using float64_t = _Float64;
     49   #endif
     50 
     51   #ifdef __STDCPP_FLOAT128_T__
     52   using float128_t = _Float128;
     53   #endif
     54 
     55   #ifdef __STDCPP_BFLOAT16_T__
     56   using bfloat16_t = __gnu_cxx::__bfloat16_t;
     57   #endif
     58 
     59 _GLIBCXX_END_NAMESPACE_VERSION
     60 } // namespace std
     61 #endif // C++23
     62 #endif // _GLIBCXX_STDFLOAT
     63