27 lines · cpp
1//===----------------------------------------------------------------------===//2//3// Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.4// See https://llvm.org/LICENSE.txt for license information.5// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception6//7//===----------------------------------------------------------------------===//8 9// UNSUPPORTED: c++03, c++11, c++14, c++1710 11// std::ranges::rend12 13#include <ranges>14 15struct NonBorrowedRange {16 int* begin() const;17 int* end() const;18};19static_assert(!std::ranges::enable_borrowed_range<NonBorrowedRange>);20 21// Verify that if the expression is an rvalue and `enable_borrowed_range` is false, `ranges::rend` is ill-formed.22void test() {23 std::ranges::rend(NonBorrowedRange());24 // expected-error-re@-1 {{{{call to deleted function call operator in type 'const (std::ranges::)?__rend::__fn'}}}}25 // expected-error@-2 {{attempt to use a deleted function}}26}27