Retro68/gcc/libstdc++-v3/testsuite/decimal/pr54036-2.cc
2018-12-28 16:30:48 +01:00

71 lines
1.6 KiB
C++

// Copyright (C) 2012-2018 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-require-effective-target dfp }
#include <decimal/decimal>
#include <testsuite_hooks.h>
using namespace std::decimal;
decimal64
__attribute__ ((noinline))
my_nan64 (void)
{
decimal64 z = 0;
decimal64 v = z/z;
return v;
}
decimal64
__attribute__ ((noinline))
my_inf64 (void)
{
decimal64 o = 1;
decimal64 z = 0;
decimal64 v = o/z;
return v;
}
int
main ()
{
decimal64 v;
v = my_nan64 ();
VERIFY (__builtin_isnand64 (v.__getval ()));
VERIFY (!__builtin_signbitd64 (v.__getval ()));
v = -v;
VERIFY (__builtin_isnand64 (v.__getval ()));
VERIFY (__builtin_signbitd64 (v.__getval ()));
v = my_inf64 ();
VERIFY (__builtin_isinfd64 (v.__getval ()));
VERIFY (!__builtin_signbitd64 (v.__getval ()));
v = -v;
VERIFY (__builtin_isinfd64 (v.__getval ()));
VERIFY (__builtin_signbitd64 (v.__getval ()));
return 0;
}