From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: by sourceware.org (Postfix, from userid 2181) id EFD6C3857369; Mon, 9 May 2022 16:39:54 +0000 (GMT) DKIM-Filter: OpenDKIM Filter v2.11.0 sourceware.org EFD6C3857369 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 r9-10055] libstdc++: Initialize member in std::match_results [PR103549] X-Act-Checkin: gcc X-Git-Author: Jonathan Wakely X-Git-Refname: refs/heads/releases/gcc-9 X-Git-Oldrev: dae73190d42a8074cc393c759338942d0de8b2bd X-Git-Newrev: 756d1581d11c583d9cbfc2e0b7ce1a095845085e Message-Id: <20220509163954.EFD6C3857369@sourceware.org> Date: Mon, 9 May 2022 16:39:54 +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: Mon, 09 May 2022 16:39:55 -0000 https://gcc.gnu.org/g:756d1581d11c583d9cbfc2e0b7ce1a095845085e commit r9-10055-g756d1581d11c583d9cbfc2e0b7ce1a095845085e Author: Jonathan Wakely Date: Sat Dec 4 11:38:25 2021 +0000 libstdc++: Initialize member in std::match_results [PR103549] This fixes a -Wuninitialized warning for std::cmatch m1, m2; m1=m2; Also name the template parameters in the forward declaration, to get rid of the noise in diagnostics. libstdc++-v3/ChangeLog: PR libstdc++/103549 * include/bits/regex.h (match_results): Give names to template parameters in first declaration. (match_results::_M_begin): Add default member-initializer. (cherry picked from commit 87710ec7b213245ecb194b778e97ae3a6790394f) Diff: --- libstdc++-v3/include/bits/regex.h | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-) diff --git a/libstdc++-v3/include/bits/regex.h b/libstdc++-v3/include/bits/regex.h index 9ca4cf8a815..8fd13b2f071 100644 --- a/libstdc++-v3/include/bits/regex.h +++ b/libstdc++-v3/include/bits/regex.h @@ -35,7 +35,7 @@ _GLIBCXX_BEGIN_NAMESPACE_CXX11 template class basic_regex; - template + template class match_results; _GLIBCXX_END_NAMESPACE_CXX11 @@ -1970,7 +1970,7 @@ _GLIBCXX_BEGIN_NAMESPACE_CXX11 _M_suffix() { return _Base_type::operator[](_Base_type::size() - 1); } - _Bi_iter _M_begin; + _Bi_iter _M_begin {}; }; typedef match_results cmatch;