From 5e2e15f212e2458a1258b8c856895c755460bc6b Mon Sep 17 00:00:00 2001 From: Avi Kivity Date: Mon, 7 Jun 2021 11:19:05 -0400 Subject: [PATCH] libstdc++: add missing typename for dependent type in ranges::elements_view [PR100900] 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. PR libstdc++/100900 libstdc++-v3/ChangeLog: * include/std/ranges (elements_view::__iter_cat::_S_iter_cat): Add missing typename. --- 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 8bf359e..220a44e 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{}; -- 2.7.4