libstdc++-v3/testsuite/26_numerics/headers/cmath/overloads.cc

   1 // Copyright (C) 2003-2024 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 // PR 3181
  19 // Origin: pete@toyon.com
  20
  21 #include <cmath>
  22
  23 int main()
  24 {
  25   int i = -1;
  26   int j = 9;
  27   double ans;
  28   ans = std::abs(i);
  29   ans = std::acos(i);
  30   ans = std::asin(i);
  31   ans = std::atan(i);
  32   ans = std::atan2(i, j);
  33   ans = std::cos(i);
  34   ans = std::cosh(i);
  35   ans = std::exp(i);
  36   ans = std::fabs(i);
  37   ans = std::floor(i);
  38   ans = std::log(i);
  39   ans = std::log10(i);
  40   ans = std::sqrt(i);
  41   ans = std::sin(i);
  42   ans = std::sinh(j);
  43   ans = std::tan(i);
  44   ans = std::tanh(i);
  45   ans = ans; // Suppress unused warnings.
  46 }