From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: by sourceware.org (Postfix, from userid 2136) id 8DF6D395CCA6; Wed, 17 Jun 2020 20:34:50 +0000 (GMT) DKIM-Filter: OpenDKIM Filter v2.11.0 sourceware.org 8DF6D395CCA6 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gcc.gnu.org; s=default; t=1592426090; bh=Ax/l2qkF4iVmIyCury/NA1JjCPDjWog/Haywsf2J39U=; h=From:To:Subject:Date:From; b=JEVJJ7h3F09MoIssxKuk5fkGM/B58kEluK1vFCfF07BSshRIVaC9KRSSjfhWmvAIe ova+5V0v2MQYw9o2bs+xJIor5S5Lxf4VKXr0Ykn7a9Pow9+Fr4Z6B0cv9iYmsGgUqY GTrjrcAcShx1LfTzWbU1sfdjHLEeJSBlKtvCfKe8= Content-Type: text/plain; charset="us-ascii" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit From: Aldy Hernandez To: gcc-cvs@gcc.gnu.org, libstdc++-cvs@gcc.gnu.org Subject: [gcc/devel/ranger] libstdc++: Add test for using istreambuf_iterator with sentinel X-Act-Checkin: gcc X-Git-Author: Jonathan Wakely X-Git-Refname: refs/heads/devel/ranger X-Git-Oldrev: 0ea89b15782a4ee92bae0175a0a963752c39076c X-Git-Newrev: 86119f14171a3e660e65004d9a168821c31f297e Message-Id: <20200617203450.8DF6D395CCA6@sourceware.org> Date: Wed, 17 Jun 2020 20:34:50 +0000 (GMT) X-BeenThere: libstdc++-cvs@gcc.gnu.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: Libstdc++-cvs mailing list List-Unsubscribe: , List-Archive: List-Help: List-Subscribe: , X-List-Received-Date: Wed, 17 Jun 2020 20:34:50 -0000 https://gcc.gnu.org/g:86119f14171a3e660e65004d9a168821c31f297e commit 86119f14171a3e660e65004d9a168821c31f297e Author: Jonathan Wakely Date: Mon Apr 20 22:06:32 2020 +0100 libstdc++: Add test for using istreambuf_iterator with sentinel This test was supposed to be added two months ago as part of commit 120e873484f20d9a0b8400e2e464ac5b2088a747 but was omitted by mistake. * testsuite/24_iterators/istreambuf_iterator/sentinel.cc: New test. Diff: --- libstdc++-v3/ChangeLog | 2 + .../24_iterators/istreambuf_iterator/sentinel.cc | 53 ++++++++++++++++++++++ 2 files changed, 55 insertions(+) diff --git a/libstdc++-v3/ChangeLog b/libstdc++-v3/ChangeLog index 932e2afe812..0cce2b03c18 100644 --- a/libstdc++-v3/ChangeLog +++ b/libstdc++-v3/ChangeLog @@ -1,5 +1,7 @@ 2020-04-20 Jonathan Wakely + * testsuite/24_iterators/istreambuf_iterator/sentinel.cc: New test. + * testsuite/20_util/is_constructible/51185.cc: Make test class a non-aggregate so that the test verifies the same thing in all -std modes. diff --git a/libstdc++-v3/testsuite/24_iterators/istreambuf_iterator/sentinel.cc b/libstdc++-v3/testsuite/24_iterators/istreambuf_iterator/sentinel.cc new file mode 100644 index 00000000000..c39e83e5804 --- /dev/null +++ b/libstdc++-v3/testsuite/24_iterators/istreambuf_iterator/sentinel.cc @@ -0,0 +1,53 @@ +// { dg-options "-std=gnu++2a" } +// { dg-do run { target c++2a } } + +// 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 +// . + +#include +#include +#include + +void +test01() +{ + static_assert( std::sentinel_for> ); + + std::istreambuf_iterator i = std::default_sentinel; + VERIFY( i == std::default_sentinel ); + VERIFY( std::default_sentinel == i ); +} + +void +test02() +{ + std::istringstream in("abc"); + std::istreambuf_iterator iter(in); + VERIFY( iter != std::default_sentinel ); + VERIFY( std::default_sentinel != iter ); + + std::next(iter, 3); + VERIFY( iter == std::default_sentinel ); + VERIFY( std::default_sentinel == iter ); +} + +int main() +{ + test01(); + test02(); +}