// Copyright (C) 2012-2023 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 // . // { dg-require-effective-target dfp } #include #include using namespace std::decimal; decimal32 __attribute__ ((noinline)) my_nan32 (void) { decimal32 z = 0; decimal32 v = z/z; return v; } decimal32 __attribute__ ((noinline)) my_inf32 (void) { decimal32 o = 1; decimal32 z = 0; decimal32 v = o/z; return v; } int main () { decimal32 v; v = my_nan32 (); VERIFY (__builtin_isnand32 (v.__getval ())); VERIFY (!__builtin_signbitd32 (v.__getval ())); v = -v; VERIFY (__builtin_isnand32 (v.__getval ())); VERIFY (__builtin_signbitd32 (v.__getval ())); v = my_inf32 (); VERIFY (__builtin_isinfd32 (v.__getval ())); VERIFY (!__builtin_signbitd32 (v.__getval ())); v = -v; VERIFY (__builtin_isinfd32 (v.__getval ())); VERIFY (__builtin_signbitd32 (v.__getval ())); return 0; }