libstdc++-v3/testsuite/24_iterators/normal_iterator/58403.cc

   1 // { dg-do link { target c++11 } }
   2
   3 // Copyright (C) 2013-2023 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 #include <string>
  21 #include <iterator>
  22
  23 struct A {
  24   static constexpr std::iterator_traits<
  25     std::string::iterator>::difference_type a = 1;
  26 };
  27
  28 int main()
  29 {
  30   std::string s = "foo";
  31   auto it = s.begin();
  32   it += A::a;
  33 }