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//===----------------------------------------------------------------------===//
//
// Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
// See https://llvm.org/LICENSE.txt for license information.
// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
//
//===----------------------------------------------------------------------===//
#ifndef TEST_HASH_H
#define TEST_HASH_H
#include <cstddef>
#include <type_traits>
template <class C>
class test_hash
: private C
{
int data_;
public:
explicit test_hash(int data = 0) : data_(data) {}
std::size_t
operator()(typename std::add_lvalue_reference<const typename C::argument_type>::type x) const
{return C::operator()(x);}
bool operator==(const test_hash& c) const
{return data_ == c.data_;}
};
#endif // TEST_HASH_H
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