libstdc++-v3/testsuite/tr1/8_c_compatibility/cmath/pow_cmath.cc

   1 // { dg-do compile }
   2
   3 // Copyright (C) 2013-2021 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 // { dg-options "-std=c++98" }
  21
  22 #include <cmath>
  23 using std::pow;
  24 #include <tr1/cmath>
  25 #include <testsuite_tr1.h>
  26
  27 void
  28 test01()
  29 {
  30   using namespace __gnu_test;
  31
  32   float x = 2080703.375F;
  33   check_ret_type<float>(std::pow(x, 2));
  34   check_ret_type<double>(std::tr1::pow(x, 2));
  35 }