| 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 | // Make sure the rvalue overload of operator>> isn't part of the overload set |
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| 10 | // when the type is not input streamable from a lvalue stream. |
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| 11 | |
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| 12 | #include <istream> |
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| 13 | #include <utility> |
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| 14 | |
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| 15 | struct Foo { }; |
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| 16 | |
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| 17 | using X = decltype(std::declval<std::istream>() >> std::declval<Foo&>()); // expected-error {{invalid operands to binary expression}} |
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| 18 | using Y = decltype(std::declval<std::istream>() >> std::declval<Foo>()); // expected-error {{invalid operands to binary expression}} |
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| 19 | |
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