libstdc++-v3/testsuite/26_numerics/random/independent_bits_engine/requirements/typedefs.cc

   1 // { dg-do compile { target c++11 } }
   2 // { dg-require-cstdint "" }
   3 //
   4 // 2008-11-24  Edward M. Smith-Rowland <3dw4rd@verizon.net>
   5 //
   6 // Copyright (C) 2008-2021 Free Software Foundation, Inc.
   7 //
   8 // This file is part of the GNU ISO C++ Library.  This library is free
   9 // software; you can redistribute it and/or modify it under the
  10 // terms of the GNU General Public License as published by the
  11 // Free Software Foundation; either version 3, or (at your option)
  12 // any later version.
  13 //
  14 // This library is distributed in the hope that it will be useful,
  15 // but WITHOUT ANY WARRANTY; without even the implied warranty of
  16 // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  17 // GNU General Public License for more details.
  18 //
  19 // You should have received a copy of the GNU General Public License along
  20 // with this library; see the file COPYING3.  If not see
  21 // <http://www.gnu.org/licenses/>.
  22
  23 // 26.4.4.2 class template independent_bits_engine [rand.adapt.ibits]
  24 // 26.4.2.3 Concept RandomNumberEngineAdaptor [rand.concept.adapt]
  25
  26 #include <random>
  27
  28 void
  29 test01()
  30 {
  31   typedef std::independent_bits_engine
  32     <
  33       std::subtract_with_carry_engine
  34         <
  35           uint_fast64_t, 48, 5, 12
  36         >,
  37       48, uint_fast64_t
  38     > test_type;
  39
  40   typedef test_type::result_type result_type;
  41 }