From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: by sourceware.org (Postfix, from userid 2181) id 100E5388E813; Thu, 11 Mar 2021 17:53:43 +0000 (GMT) DKIM-Filter: OpenDKIM Filter v2.11.0 sourceware.org 100E5388E813 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 r11-7627] libstdc++: Initialize std::normal_distribution::_M_saved [PR 99536] X-Act-Checkin: gcc X-Git-Author: Jonathan Wakely X-Git-Refname: refs/heads/master X-Git-Oldrev: edc61d34eb4212d5547e9f628b5f7f4d15ee0060 X-Git-Newrev: 67e397660611990efd98f9e4106c1ee81f6803a4 Message-Id: <20210311175343.100E5388E813@sourceware.org> Date: Thu, 11 Mar 2021 17:53:43 +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: Thu, 11 Mar 2021 17:53:43 -0000 https://gcc.gnu.org/g:67e397660611990efd98f9e4106c1ee81f6803a4 commit r11-7627-g67e397660611990efd98f9e4106c1ee81f6803a4 Author: Jonathan Wakely Date: Thu Mar 11 16:43:51 2021 +0000 libstdc++: Initialize std::normal_distribution::_M_saved [PR 99536] This avoids a false positive -Wmaybe-uninitialized warning, by initializing _M_saved on construction. libstdc++-v3/ChangeLog: PR libstdc++/99536 * include/bits/random.h (normal_distribution): Use default-initializer for _M_saved and _M_saved_available. Diff: --- libstdc++-v3/include/bits/random.h | 8 ++++---- 1 file changed, 4 insertions(+), 4 deletions(-) diff --git a/libstdc++-v3/include/bits/random.h b/libstdc++-v3/include/bits/random.h index b74e9cfd504..877ac3406b6 100644 --- a/libstdc++-v3/include/bits/random.h +++ b/libstdc++-v3/include/bits/random.h @@ -2024,12 +2024,12 @@ _GLIBCXX_BEGIN_NAMESPACE_VERSION explicit normal_distribution(result_type __mean, result_type __stddev = result_type(1)) - : _M_param(__mean, __stddev), _M_saved_available(false) + : _M_param(__mean, __stddev) { } explicit normal_distribution(const param_type& __p) - : _M_param(__p), _M_saved_available(false) + : _M_param(__p) { } /** @@ -2166,8 +2166,8 @@ _GLIBCXX_BEGIN_NAMESPACE_VERSION const param_type& __p); param_type _M_param; - result_type _M_saved; - bool _M_saved_available; + result_type _M_saved = 0; + bool _M_saved_available = false; }; /**