================ @@ -0,0 +1,71 @@ +//===----------------------------------------------------------------------===// +// +// Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions. +// See https://llvm.org/LICENSE.txt for license information. +// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception +// +//===----------------------------------------------------------------------===// + +// UNSUPPORTED: c++03, c++11, c++14, c++17 + +// std::views::filter + +#include <ranges> + +#include <cassert> +#include <concepts> +#include <initializer_list> +#include <type_traits> +#include <utility> +#include <vector> + +#include "test_iterators.h" +#include "test_range.h" + +struct Range : std::ranges::view_base { + using Iterator = forward_iterator<int*>; + using Sentinel = sentinel_wrapper<Iterator>; + constexpr explicit Range(int* b, int* e) : begin_(b), end_(e) {} + constexpr Iterator begin() const { return Iterator(begin_); } + constexpr Sentinel end() const { return Sentinel(Iterator(end_)); } + +private: + int* begin_; + int* end_; +}; + +template <typename View> +constexpr void compareViews(View v, std::initializer_list<int> list) { + auto b1 = v.begin(); + auto e1 = v.end(); + auto b2 = list.begin(); + auto e2 = list.end(); + for (; b1 != e1 && b2 != e2; ++b1, ++b2) { + assert(*b1 == *b2); + } + assert(b1 == e1); + assert(b2 == e2); +} + +constexpr bool test() { + int buff[] = {0, 1, 2, 3, 4, 5, 6, 7}; + + { + using Result = std::ranges::concat_view<Range>; ---------------- frederick-vs-ja wrote:
GCC compains about unused typedef names. ```suggestion ``` https://github.com/llvm/llvm-project/pull/120920 _______________________________________________ cfe-commits mailing list cfe-commits@lists.llvm.org https://lists.llvm.org/cgi-bin/mailman/listinfo/cfe-commits
