libstdc++-v3/testsuite/23_containers/list/operations/80034.cc

   1 // { dg-do compile }
   2 // Copyright (C) 2017-2020 Free Software Foundation, Inc.
   3 //
   4 // This file is part of the GNU ISO C++ Library.  This library is free
   5 // software; you can redistribute it and/or modify it under the
   6 // terms of the GNU General Public License as published by the
   7 // Free Software Foundation; either version 3, or (at your option)
   8 // any later version.
   9
  10 // This library is distributed in the hope that it will be useful,
  11 // but WITHOUT ANY WARRANTY; without even the implied warranty of
  12 // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  13 // GNU General Public License for more details.
  14
  15 // You should have received a copy of the GNU General Public License along
  16 // with this library; see the file COPYING3.  If not see
  17 // <http://www.gnu.org/licenses/>.
  18
  19 #include <list>
  20
  21 namespace X {
  22   struct Y { };
  23   bool operator<(Y, Y) { return false; }
  24   template<typename T>
  25     void distance(T, T) { }
  26 }
  27
  28 int main()
  29 {
  30   std::list<X::Y> l;
  31   l.sort();
  32 }