Mercurial > hg > CbC > CbC_gcc
diff libstdc++-v3/testsuite/std/ranges/adaptors/lwg3313_neg.cc @ 152:2b5abeee2509
update gcc11
author | anatofuz |
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date | Mon, 25 May 2020 07:50:57 +0900 |
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--- /dev/null Thu Jan 01 00:00:00 1970 +0000 +++ b/libstdc++-v3/testsuite/std/ranges/adaptors/lwg3313_neg.cc Mon May 25 07:50:57 2020 +0900 @@ -0,0 +1,40 @@ +// Copyright (C) 2020 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-options "-std=gnu++2a" } +// { dg-do compile { target c++2a } } + +#include <array> +#include <iterator> +#include <ranges> + +namespace ranges = std::ranges; +namespace views = std::views; + +void +test01() +{ + int x[] = {1}; + auto rx = ranges::subrange{std::counted_iterator(x,1), std::default_sentinel}; + std::array<decltype(rx), 5> y = {rx, rx, rx, rx, rx,}; + auto v = y | views::join; + auto i = v.begin(); + ++i; + ++i; + --i; // { dg-error "no match" } + i--; // { dg-error "" } +}