mirror of
https://github.com/autc04/Retro68.git
synced 2024-11-03 07:07:20 +00:00
62 lines
2.1 KiB
C++
62 lines
2.1 KiB
C++
// Copyright (C) 2009-2015 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 }
|
|
// { dg-require-effective-target dfp }
|
|
|
|
// ISO/IEC TR 24733 doesn't say explicitly that the conversion from a
|
|
// decimal floating-point type to a generic float type is prohibited but
|
|
// it implies that in section 4.3 when it says "In C, objects of decimal
|
|
// floating-oint type can be converted to generic floating-point type by
|
|
// means of an explicit cast. In C++ this is not possible." Check that
|
|
// attempt to do a cast are flagged as errors.
|
|
|
|
#include <decimal/decimal>
|
|
|
|
using namespace std::decimal;
|
|
|
|
float f;
|
|
double d;
|
|
long double ld;
|
|
decimal32 d32;
|
|
decimal64 d64;
|
|
decimal128 d128;
|
|
|
|
void
|
|
foo (void)
|
|
{
|
|
f = d32; // { dg-error "error" }
|
|
f = d64; // { dg-error "error" }
|
|
f = d128; // { dg-error "error" }
|
|
d = d32; // { dg-error "error" }
|
|
d = d64; // { dg-error "error" }
|
|
d = d128; // { dg-error "error" }
|
|
ld = d32; // { dg-error "error" }
|
|
ld = d64; // { dg-error "error" }
|
|
ld = d128; // { dg-error "error" }
|
|
|
|
f = (float)d32; // { dg-error "error" }
|
|
f = (float)d64; // { dg-error "error" }
|
|
f = (float)d128; // { dg-error "error" }
|
|
d = (double)d32; // { dg-error "error" }
|
|
d = (double)d64; // { dg-error "error" }
|
|
d = (double)d128; // { dg-error "error" }
|
|
ld = (long double)d32; // { dg-error "error" }
|
|
ld = (long double)d64; // { dg-error "error" }
|
|
ld = (long double)d128; // { dg-error "error" }
|
|
}
|