From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: by sourceware.org (Postfix, from userid 2181) id 7EB293858C2C; Tue, 26 Apr 2022 13:13:27 +0000 (GMT) DKIM-Filter: OpenDKIM Filter v2.11.0 sourceware.org 7EB293858C2C MIME-Version: 1.0 Content-Transfer-Encoding: 7bit Content-Type: text/plain; charset="utf-8" From: Jonathan Wakely To: gcc-cvs@gcc.gnu.org, libstdc++-cvs@gcc.gnu.org Subject: [gcc r10-10579] libstdc++: Implement LWG 3595 changes to common_iterator X-Act-Checkin: gcc X-Git-Author: Patrick Palka X-Git-Refname: refs/heads/releases/gcc-10 X-Git-Oldrev: 5c8f58be95d666e08221447d43d84782e1e6fb95 X-Git-Newrev: 80d7b24c73e3e8d59e4aabf8715b44b1351a363f Message-Id: <20220426131327.7EB293858C2C@sourceware.org> Date: Tue, 26 Apr 2022 13:13:27 +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: Tue, 26 Apr 2022 13:13:27 -0000 https://gcc.gnu.org/g:80d7b24c73e3e8d59e4aabf8715b44b1351a363f commit r10-10579-g80d7b24c73e3e8d59e4aabf8715b44b1351a363f Author: Patrick Palka Date: Wed Oct 20 21:43:42 2021 -0400 libstdc++: Implement LWG 3595 changes to common_iterator libstdc++-v3/ChangeLog: * include/bits/stl_iterator.h (common_iterator::__arrow_proxy): Make fully constexpr as per LWG 3595. (common_iterator::__postfix_proxy): Likewise. (cherry picked from commit 1556e447c0fee5c77ccd9bda243d5281e10e895b) Diff: --- libstdc++-v3/include/bits/stl_iterator.h | 10 ++++++---- 1 file changed, 6 insertions(+), 4 deletions(-) diff --git a/libstdc++-v3/include/bits/stl_iterator.h b/libstdc++-v3/include/bits/stl_iterator.h index 215822581a3..912731d3f1a 100644 --- a/libstdc++-v3/include/bits/stl_iterator.h +++ b/libstdc++-v3/include/bits/stl_iterator.h @@ -1662,14 +1662,15 @@ _GLIBCXX_BEGIN_NAMESPACE_VERSION { iter_value_t<_It> _M_keep; + constexpr __arrow_proxy(iter_reference_t<_It>&& __x) : _M_keep(std::move(__x)) { } friend class common_iterator; public: - const iter_value_t<_It>* - operator->() const + constexpr const iter_value_t<_It>* + operator->() const noexcept { return std::__addressof(_M_keep); } }; @@ -1677,14 +1678,15 @@ _GLIBCXX_BEGIN_NAMESPACE_VERSION { iter_value_t<_It> _M_keep; + constexpr __postfix_proxy(iter_reference_t<_It>&& __x) : _M_keep(std::forward>(__x)) { } friend class common_iterator; public: - const iter_value_t<_It>& - operator*() const + constexpr const iter_value_t<_It>& + operator*() const noexcept { return _M_keep; } };