180 lines
3.8 KiB
C++
180 lines
3.8 KiB
C++
// Copyright (C) 2009-2019 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 }
|
|
|
|
// ISO/IEC TR 24733 3.2.2.5 Increment and decrement operators (decimal32).
|
|
// ISO/IEC TR 24733 3.2.3.5 Increment and decrement operators (decimal64).
|
|
// ISO/IEC TR 24733 3.2.4.5 Increment and decrement operators (decimal128).
|
|
|
|
#include <decimal/decimal>
|
|
#include <testsuite_hooks.h>
|
|
|
|
// Use extension to replace implicit long long conversion with function call.
|
|
#define LONGLONG(X) decimal_to_long_long(X)
|
|
|
|
using namespace std::decimal;
|
|
|
|
void
|
|
incdec32 (void)
|
|
{
|
|
int ival;
|
|
decimal32 a(11), b, c;
|
|
|
|
// Verify that we get the expected value of b after assignment.
|
|
b = a;
|
|
ival = LONGLONG (b); VERIFY (ival == 11);
|
|
|
|
// Check that the increment and decrement operators change the value
|
|
// of the original class.
|
|
b = a;
|
|
++b;
|
|
ival = LONGLONG (b); VERIFY (ival == 12);
|
|
|
|
b = a;
|
|
b++;
|
|
ival = LONGLONG (b); VERIFY (ival == 12);
|
|
|
|
b = a;
|
|
--b;
|
|
ival = LONGLONG (b); VERIFY (ival == 10);
|
|
|
|
b = a;
|
|
b--;
|
|
ival = LONGLONG (b); VERIFY (ival == 10);
|
|
|
|
// Check that the increment and decrement operators return the
|
|
// correct value.
|
|
b = a;
|
|
c = ++b;
|
|
ival = LONGLONG (c); VERIFY (ival == 12);
|
|
|
|
b = a;
|
|
c = b++;
|
|
ival = LONGLONG (c); VERIFY (ival == 11);
|
|
|
|
b = a;
|
|
c = --b;
|
|
ival = LONGLONG (c); VERIFY (ival == 10);
|
|
|
|
b = a;
|
|
c = b--;
|
|
ival = LONGLONG (c); VERIFY (ival == 11);
|
|
}
|
|
|
|
void
|
|
incdec64 (void)
|
|
{
|
|
int ival;
|
|
decimal64 a(11), b, c;
|
|
|
|
// Verify that we get the expected value of b after assignment.
|
|
b = a;
|
|
ival = LONGLONG (b); VERIFY (ival == 11);
|
|
|
|
// Check that the increment and decrement operators change the value
|
|
// of the original class.
|
|
b = a;
|
|
++b;
|
|
ival = LONGLONG (b); VERIFY (ival == 12);
|
|
|
|
b = a;
|
|
b++;
|
|
ival = LONGLONG (b); VERIFY (ival == 12);
|
|
|
|
b = a;
|
|
--b;
|
|
ival = LONGLONG (b); VERIFY (ival == 10);
|
|
|
|
b = a;
|
|
b--;
|
|
ival = LONGLONG (b); VERIFY (ival == 10);
|
|
|
|
// Check that the increment and decrement operators return the
|
|
// correct value.
|
|
b = a;
|
|
c = ++b;
|
|
ival = LONGLONG (c); VERIFY (ival == 12);
|
|
|
|
b = a;
|
|
c = b++;
|
|
ival = LONGLONG (c); VERIFY (ival == 11);
|
|
|
|
b = a;
|
|
c = --b;
|
|
ival = LONGLONG (c); VERIFY (ival == 10);
|
|
|
|
b = a;
|
|
c = b--;
|
|
ival = LONGLONG (c); VERIFY (ival == 11);
|
|
}
|
|
|
|
void
|
|
incdec128 (void)
|
|
{
|
|
int ival;
|
|
decimal128 a(11), b, c;
|
|
|
|
// Verify that we get the expected value of b after assignment.
|
|
b = a;
|
|
ival = LONGLONG (b); VERIFY (ival == 11);
|
|
|
|
// Check that the increment and decrement operators change the value
|
|
// of the original class.
|
|
b = a;
|
|
++b;
|
|
ival = LONGLONG (b); VERIFY (ival == 12);
|
|
|
|
b = a;
|
|
b++;
|
|
ival = LONGLONG (b); VERIFY (ival == 12);
|
|
|
|
b = a;
|
|
--b;
|
|
ival = LONGLONG (b); VERIFY (ival == 10);
|
|
|
|
b = a;
|
|
b--;
|
|
ival = LONGLONG (b); VERIFY (ival == 10);
|
|
|
|
// Check that the increment and decrement operators return the
|
|
// correct value.
|
|
b = a;
|
|
c = ++b;
|
|
ival = LONGLONG (c); VERIFY (ival == 12);
|
|
|
|
b = a;
|
|
c = b++;
|
|
ival = LONGLONG (c); VERIFY (ival == 11);
|
|
|
|
b = a;
|
|
c = --b;
|
|
ival = LONGLONG (c); VERIFY (ival == 10);
|
|
|
|
b = a;
|
|
c = b--;
|
|
ival = LONGLONG (c); VERIFY (ival == 11);
|
|
}
|
|
|
|
int
|
|
main ()
|
|
{
|
|
incdec32 ();
|
|
incdec64 ();
|
|
incdec128 ();
|
|
}
|