text: // Copyright (C) 2017-2019 Free Software Foundation, Inc.
  //
  // This file is part of the GNU ISO C++ Library.  This library is free
  // software; you can redistribute it and/or modify it under the
  // terms of the GNU General Public License as published by the
  // Free Software Foundation; either version 3, or (at your option)
  // any later version.
  
  // This library is distributed in the hope that it will be useful,
  // but WITHOUT ANY WARRANTY; without even the implied warranty of
  // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  // GNU General Public License for more details.
  
  // You should have received a copy of the GNU General Public License along
  // with this library; see the file COPYING3.  If not see
  // <http://www.gnu.org/licenses/>.
  
  // { dg-do compile }
  
  #include <math.h>
  
  namespace gnu
  {
    using ::acos;
    using ::asin;
    using ::atan;
    using ::atan2;
    using ::ceil;
    using ::cos;
    using ::cosh;
    using ::exp;
    using ::fabs;
    using ::floor;
    using ::fmod;
    using ::frexp;
    using ::ldexp;
    using ::log;
    using ::log10;
    using ::modf;
    using ::pow;
    using ::sin;
    using ::sinh;
    using ::sqrt;
    using ::tan;
    using ::tanh;
  }
  