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

   1 // { dg-do compile }
   2
   3 // 2006-02-26  Paolo Carlini  <pcarlini@suse.de>
   4 //
   5 // Copyright (C) 2006-2014 Free Software Foundation, Inc.
   6 //
   7 // This file is part of the GNU ISO C++ Library.  This library is free
   8 // software; you can redistribute it and/or modify it under the
   9 // terms of the GNU General Public License as published by the
  10 // Free Software Foundation; either version 3, or (at your option)
  11 // any later version.
  12 //
  13 // This library is distributed in the hope that it will be useful,
  14 // but WITHOUT ANY WARRANTY; without even the implied warranty of
  15 // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  16 // GNU General Public License for more details.
  17 //
  18 // You should have received a copy of the GNU General Public License along
  19 // with this library; see the file COPYING3.  If not see
  20 // <http://www.gnu.org/licenses/>.
  21
  22 // 8.16 Additions to header <cmath>
  23
  24 #include <tr1/cmath>
  25
  26 #if _GLIBCXX_USE_C99
  27 #if !_GLIBCXX_USE_C99_FP_MACROS_DYNAMIC
  28
  29 template<typename T>
  30   void test01_do()
  31   {
  32     T x = T();
  33
  34     bool ret;
  35     int iret;
  36
  37     ret = std::tr1::signbit(x);
  38
  39     iret = std::tr1::fpclassify(x);
  40     iret = iret; // Suppress unused warning.
  41
  42     ret = std::tr1::isfinite(x);
  43     ret = std::tr1::isinf(x);
  44     ret = std::tr1::isnan(x);
  45     ret = std::tr1::isnormal(x);
  46
  47     ret = std::tr1::isgreater(x, x);
  48     ret = std::tr1::isgreaterequal(x, x);
  49     ret = std::tr1::isless(x, x);
  50     ret = std::tr1::islessequal(x, x);
  51     ret = std::tr1::islessgreater(x, x);
  52     ret = std::tr1::isunordered(x, x);
  53     ret = ret; // Suppress unused warning.
  54   }
  55
  56 void test01()
  57 {
  58   test01_do<float>();
  59   test01_do<double>();
  60   test01_do<long double>();
  61 }
  62
  63 #endif
  64 #endif