libstdc++-v3/testsuite/26_numerics/random/uniform_real_distribution/operators/serialize.cc

   1 // { dg-do run { target c++11 } }
   2 // { dg-require-cstdint "" }
   3 //
   4 // 2009-08-14  Edward M. Smith-Rowland  <3dw4rd@verizon.net>
   5 //
   6 // Copyright (C) 2009-2020 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 // 26.4.8.1.2 Class template uniform_real_distribution [rand.dist.uni.real]
  24 // 26.4.2.4 Concept RandomNumberDistribution [rand.concept.dist]
  25
  26 #include <random>
  27 #include <sstream>
  28
  29 void
  30 test01()
  31 {
  32   std::stringstream str;
  33   std::uniform_real_distribution<double> u(-5.0, 5.0), v;
  34   std::minstd_rand0 rng;
  35
  36   u(rng); // advance
  37   str << u;
  38
  39   str >> v;
  40 }
  41
  42 int main()
  43 {
  44   test01();
  45   return 0;
  46 }