libstdc++-v3/testsuite/20_util/duration/cons/dr974_neg.cc

   1 // { dg-do compile }
   2 // { dg-options "-std=gnu++0x" }
   3 // { dg-require-cstdint "" }
   4
   5 // Copyright (C) 2009 Free Software Foundation
   6 //
   7 // This file is part of the GNU ISO C++ Library.  This library is free
   8 // software; you can redistribute it and/or modify it under the
   9 // terms of the GNU General Public License as published by the
  10 // Free Software Foundation; either version 3, or (at your option)
  11 // any later version.
  12
  13 // This library is distributed in the hope that it will be useful,
  14 // but WITHOUT ANY WARRANTY; without even the implied warranty of
  15 // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  16 // GNU General Public License for more details.
  17
  18 // You should have received a copy of the GNU General Public License along
  19 // with this library; see the file COPYING3.  If not see
  20 // <http://www.gnu.org/licenses/>.
  21
  22 // 20.8.3.1 duration constructors [time.duration.cons]
  23
  24 #include <chrono>
  25
  26 // DR 974.
  27 void test01()
  28 {
  29   using namespace std::chrono;
  30
  31   duration<double> d(3.5);
  32   duration<int> i = d;  // { dg-error "conversion" }
  33 }