libstdc++-v3/testsuite/20_util/ratio/cons/cons_overflow_neg.cc

// { dg-do compile { target c++11 } }
// { dg-require-cstdint "" }

// Copyright (C) 2008-2023 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
// <http://www.gnu.org/licenses/>.

#include <ratio>

void
test01()
{
  std::ratio<INTMAX_MAX, INTMAX_MAX> r1 __attribute__((unused));
  std::ratio<-INTMAX_MAX, INTMAX_MAX> r2 __attribute__((unused));
}

void
test02()
{
  std::ratio<INTMAX_MIN, 1> r1 __attribute__((unused)); // { dg-error "required from here" }
}

void
test03()
{
  std::ratio<1, INTMAX_MIN> r1 __attribute__((unused)); // { dg-error "required from here" }
}

void
test04()
{
  std::ratio<1,0> r1 __attribute__((unused)); // { dg-error "required from here" }
}

// { dg-error "denominator cannot be zero" "" { target *-*-* } 0 }
// { dg-error "out of range" "" { target *-*-* } 0 }
// { dg-error "overflow in constant expression" "" { target *-*-* } 0 }
// { dg-prune-output "not a member" }