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// 2001-04-06 gdr
// Copyright (C) 2001-2022 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-options "-std=gnu++98" }
// { dg-do compile { target c++98_only } }
// { dg-excess-errors "" { target uclibc } }
#include <cmath>
void fpclassify() { }
void isfinite() { }
void isinf() { }
void isnan() { }
void isnormal() { }
void signbit() { }
void isgreater() { }
void isgreaterequal() { }
void isless() { }
void islessequal() { }
void islessgreater() { }
void isunordered() { }
#if _GLIBCXX_USE_C99_MATH
template <typename _Tp>
void test_c99_classify()
{
typedef _Tp fp_type;
fp_type f1 = 1.0;
fp_type f2 = 3.0;
int res = 0;
res = std::fpclassify(f1);
res = std::isfinite(f2);
res = std::isinf(f1);
res = std::isnan(f2);
res = std::isnormal(f1);
res = std::signbit(f2);
res = std::isgreater(f1, f2);
res = std::isgreaterequal(f1, f2);
res = std::isless(f1, f2);
res = std::islessequal(f1,f2);
res = std::islessgreater(f1, f2);
res = std::isunordered(f1, f2);
res = res; // Suppress unused warning.
}
#endif
int main()
{
#if _GLIBCXX_USE_C99_MATH
test_c99_classify<float>();
test_c99_classify<double>();
#endif
return 0;
}