| //===----------------------------------------------------------------------===// |
| // |
| // 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 |
| // |
| //===----------------------------------------------------------------------===// |
| |
| // <functional> |
| |
| // template <class T> |
| // struct hash |
| // : public unary_function<T, size_t> |
| // { |
| // size_t operator()(T val) const; |
| // }; |
| |
| // Not very portable |
| |
| #include <vector> |
| #include <cassert> |
| #include <type_traits> |
| |
| #include "min_allocator.h" |
| |
| int main(int, char**) |
| { |
| { |
| typedef std::vector<bool> T; |
| typedef std::hash<T> H; |
| static_assert((std::is_same<H::argument_type, T>::value), "" ); |
| static_assert((std::is_same<H::result_type, std::size_t>::value), "" ); |
| ASSERT_NOEXCEPT(H()(T())); |
| |
| bool ba[] = {true, false, true, true, false}; |
| T vb(std::begin(ba), std::end(ba)); |
| H h; |
| assert(h(vb) != 0); |
| } |
| #if TEST_STD_VER >= 11 |
| { |
| typedef std::vector<bool, min_allocator<bool>> T; |
| typedef std::hash<T> H; |
| static_assert((std::is_same<H::argument_type, T>::value), "" ); |
| static_assert((std::is_same<H::result_type, std::size_t>::value), "" ); |
| ASSERT_NOEXCEPT(H()(T())); |
| bool ba[] = {true, false, true, true, false}; |
| T vb(std::begin(ba), std::end(ba)); |
| H h; |
| assert(h(vb) != 0); |
| } |
| #endif |
| |
| return 0; |
| } |