| 1 | //===----------------------------------------------------------------------===// |
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| 2 | // |
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| 3 | // Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions. |
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| 4 | // See https://llvm.org/LICENSE.txt for license information. |
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| 5 | // SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception |
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| 6 | // |
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| 7 | //===----------------------------------------------------------------------===// |
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| 8 | |
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| 9 | // UNSUPPORTED: c++03, c++11, c++14, c++17 |
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| 10 | |
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| 11 | // std::ranges::rbegin |
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| 12 | |
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| 13 | #include <ranges> |
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| 14 | |
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| 15 | struct NonBorrowedRange { |
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| 16 | int* begin() const; |
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| 17 | int* end() const; |
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| 18 | }; |
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| 19 | static_assert(!std::ranges::enable_borrowed_range<NonBorrowedRange>); |
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| 20 | |
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| 21 | // Verify that if the expression is an rvalue and `enable_borrowed_range` is false, `ranges::rbegin` is ill-formed. |
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| 22 | void test() { |
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| 23 | std::ranges::rbegin(NonBorrowedRange()); |
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| 24 | // expected-error-re@-1 {{{{call to deleted function call operator in type 'const (std::ranges::)?__rbegin::__fn'}}}} |
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| 25 | // expected-error@-2 {{attempt to use a deleted function}} |
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| 26 | } |
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| 27 | |
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