libstdc++-v3/testsuite/26_numerics/lcm/lcm_neg.cc

   1 // Copyright (C) 2016-2022 Free Software Foundation, Inc.
   2 //
   3 // This file is part of the GNU ISO C++ Library.  This library is free
   4 // software; you can redistribute it and/or modify it under the
   5 // terms of the GNU General Public License as published by the
   6 // Free Software Foundation; either version 3, or (at your option)
   7 // any later version.
   8
   9 // This library is distributed in the hope that it will be useful,
  10 // but WITHOUT ANY WARRANTY; without even the implied warranty of
  11 // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  12 // GNU General Public License for more details.
  13
  14 // You should have received a copy of the GNU General Public License along
  15 // with this library; see the file COPYING3.  If not see
  16 // <http://www.gnu.org/licenses/>.
  17
  18 // { dg-do compile { target c++17 } }
  19
  20 #include <numeric>
  21
  22 void
  23 test01()
  24 {
  25   std::lcm(true, 1);    // { dg-error "from here" }
  26   std::lcm(1, true);    // { dg-error "from here" }
  27   std::lcm(true, true); // { dg-error "from here" }
  28   std::lcm<const bool, int>(true, 1);    // { dg-error "from here" }
  29   std::lcm<int, const bool>(1, true);    // { dg-error "from here" }
  30   std::lcm<const bool, const bool>(true, true); // { dg-error "from here" }
  31   std::lcm<const bool&, int>(true, 1);    // { dg-error "from here" }
  32   std::lcm<int, const bool&>(1, true);    // { dg-error "from here" }
  33   std::lcm<const bool&, const bool&>(true, true); // { dg-error "from here" }
  34   std::lcm<const volatile bool, int>(true, 1);    // { dg-error "from here" }
  35   std::lcm<int, const volatile bool>(1, true);    // { dg-error "from here" }
  36   std::lcm<const volatile bool,
  37            const volatile bool>(true, true); // { dg-error "from here" }
  38   std::lcm<volatile bool, int>(true, 1);    // { dg-error "from here" }
  39   std::lcm<int, volatile bool>(1, true);    // { dg-error "from here" }
  40   std::lcm<volatile bool,
  41            volatile bool>(true, true); // { dg-error "from here" }
  42   std::lcm(0.1, 1);     // { dg-error "from here" }
  43   std::lcm(1, 0.1);     // { dg-error "from here" }
  44   std::lcm(0.1, 0.1);   // { dg-error "from here" }
  45   std::lcm<const int&, const int&>(0.1, 0.1);   // { dg-error "from here" }
  46 }
  47
  48 // { dg-error "must be integers" "" { target *-*-* } 183 }
  49 // { dg-error "must be integers" "" { target *-*-* } 184 }
  50 // { dg-error "must not be bool" "" { target *-*-* } 185 }
  51 // { dg-error "must not be bool" "" { target *-*-* } 186 }
  52 // { dg-prune-output "deleted function" }
  53 // { dg-prune-output "incomplete type .*make_unsigned" }