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[199.203.229.89]) by smtp.gmail.com with ESMTPSA id ho32sm2292220ejc.82.2021.06.03.23.59.28 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Thu, 03 Jun 2021 23:59:29 -0700 (PDT) From: Avi Kivity To: gcc-patches@gcc.gnu.org Subject: [PATCH] libstdc++: add missing typename for dependent type in std::ranges::elements_view [PR100900] Date: Fri, 4 Jun 2021 09:59:27 +0300 Message-Id: <20210604065927.3930935-1-avi@scylladb.com> X-Mailer: git-send-email 2.31.1 MIME-Version: 1.0 X-Spam-Status: No, score=-10.9 required=5.0 tests=BAYES_00, DKIM_SIGNED, DKIM_VALID, GIT_PATCH_0, RCVD_IN_DNSWL_NONE, SPF_HELO_NONE, SPF_PASS, TXREP autolearn=ham autolearn_force=no version=3.4.2 X-Spam-Checker-Version: SpamAssassin 3.4.2 (2018-09-13) on server2.sourceware.org X-BeenThere: gcc-patches@gcc.gnu.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: Gcc-patches mailing list List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: gcc-patches-bounces+incoming=patchwork.ozlabs.org@gcc.gnu.org Sender: "Gcc-patches" Clang complains about the missing typename. I believe it's not required in a more complete implementation of C++, but it's nicer to support less complete implementations. --- libstdc++-v3/include/std/ranges | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/libstdc++-v3/include/std/ranges b/libstdc++-v3/include/std/ranges index 8bf359e477c..220a44e11a8 100644 --- a/libstdc++-v3/include/std/ranges +++ b/libstdc++-v3/include/std/ranges @@ -3583,7 +3583,7 @@ namespace views::__adaptor static auto _S_iter_cat() { using _Base = elements_view::_Base<_Const>; - using _Cat = iterator_traits>::iterator_category; + using _Cat = typename iterator_traits>::iterator_category; using _Res = decltype((std::get<_Nm>(*std::declval>()))); if constexpr (!is_lvalue_reference_v<_Res>) return input_iterator_tag{};