libstdc++-v3/testsuite/tr1/5_numerical_facilities/random/variate_generator/37986.cc

   1 // { dg-do compile }
   2 //
   3 // Copyright (C) 2008-2022 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 // You should have received a copy of the GNU General Public License along
  17 // with this library; see the file COPYING3.  If not see
  18 // <http://www.gnu.org/licenses/>.
  19
  20 // 5.1.3 class template variate_generator
  21
  22 #include <tr1/random>
  23
  24 // libtsdc++/37986
  25 void test01()
  26 {
  27   std::tr1::mt19937 mt;
  28   std::tr1::uniform_real<double> dist;
  29
  30   std::tr1::variate_generator<
  31     std::tr1::mt19937,
  32     std::tr1::uniform_real<double>
  33     > g1(mt, dist);
  34
  35   std::tr1::variate_generator<
  36     std::tr1::mt19937&,
  37     std::tr1::uniform_real<double>
  38     > g2(mt, dist);
  39
  40   std::tr1::variate_generator<
  41     std::tr1::mt19937*,
  42     std::tr1::uniform_real<double>
  43     > g3(&mt, dist);
  44
  45   g1();
  46   g2();
  47   g3();
  48 }