def50f701f
fixes https://github.com/llvm/llvm-project/issues/105190 --------- Co-authored-by: Hui Xie <huixie@Mac.broadband> Co-authored-by: Hui Xie <huixie@Huis-MacBook-Pro.local>
23 lines
682 B
C++
23 lines
682 B
C++
//===----------------------------------------------------------------------===//
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//
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// Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
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// See https://llvm.org/LICENSE.txt for license information.
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// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
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//
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//===----------------------------------------------------------------------===//
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// UNSUPPORTED: c++03, c++11, c++14, c++17, c++20
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// <flat_map>
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// class flat_multimap
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// [[nodiscard]] bool empty() const noexcept;
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#include <flat_map>
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void f() {
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std::flat_multimap<int, int> c;
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c.empty(); // expected-warning {{ignoring return value of function declared with 'nodiscard' attribute}}
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}
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