llvm-project

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//===----------------------------------------------------------------------===//
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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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// <set>
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// key_compare key_comp() const;
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// value_compare value_comp() const;
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#include <set>
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#include <cassert>
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int main(int, char**) {
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    typedef std::set<int> set_type;
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    set_type s;
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    std::pair<set_type::iterator, bool> p1 = s.insert(1);
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    std::pair<set_type::iterator, bool> p2 = s.insert(2);
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    const set_type& cs = s;
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    assert(cs.key_comp()(*p1.first, *p2.first));
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    assert(!cs.key_comp()(*p2.first, *p1.first));
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    assert(cs.value_comp()(*p1.first, *p2.first));
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    assert(!cs.value_comp()(*p2.first, *p1.first));
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    return 0;
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}
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