d8fad66149
* adds `sized_range` and conformance tests * moves `disable_sized_range` into namespace `std::ranges` * removes explicit type parameter Implements part of P0896 'The One Ranges Proposal'. Differential Revision: https://reviews.llvm.org/D102434
56 lines
2.1 KiB
C++
56 lines
2.1 KiB
C++
//===----------------------------------------------------------------------===//
|
|
//
|
|
// 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
|
|
//
|
|
//===----------------------------------------------------------------------===//
|
|
|
|
// UNSUPPORTED: c++03, c++11, c++14, c++17
|
|
// UNSUPPORTED: libcpp-no-concepts
|
|
|
|
// template<class T>
|
|
// concept common_range;
|
|
|
|
#include <ranges>
|
|
|
|
#include "test_iterators.h"
|
|
#include "test_range.h"
|
|
|
|
namespace stdr = std::ranges;
|
|
|
|
static_assert(!stdr::common_range<test_range<cpp17_input_iterator> >);
|
|
static_assert(!stdr::common_range<test_range<cpp17_input_iterator> const>);
|
|
|
|
static_assert(!stdr::common_range<test_non_const_range<cpp17_input_iterator> >);
|
|
static_assert(!stdr::common_range<test_non_const_range<cpp17_input_iterator> const>);
|
|
|
|
static_assert(stdr::common_range<test_common_range<cpp17_input_iterator> >);
|
|
static_assert(stdr::common_range<test_common_range<cpp17_input_iterator> const>);
|
|
|
|
static_assert(stdr::common_range<test_non_const_common_range<cpp17_input_iterator> >);
|
|
static_assert(!stdr::common_range<test_non_const_common_range<cpp17_input_iterator> const>);
|
|
|
|
struct subtly_not_common {
|
|
int* begin() const;
|
|
int const* end() const;
|
|
};
|
|
static_assert(stdr::range<subtly_not_common> && !stdr::common_range<subtly_not_common>);
|
|
static_assert(stdr::range<subtly_not_common const> && !stdr::common_range<subtly_not_common const>);
|
|
|
|
struct common_range_non_const_only {
|
|
int* begin() const;
|
|
int* end();
|
|
int const* end() const;
|
|
};
|
|
static_assert(stdr::range<common_range_non_const_only>&& stdr::common_range<common_range_non_const_only>);
|
|
static_assert(stdr::range<common_range_non_const_only const> && !stdr::common_range<common_range_non_const_only const>);
|
|
|
|
struct common_range_const_only {
|
|
int* begin();
|
|
int const* begin() const;
|
|
int const* end() const;
|
|
};
|
|
static_assert(stdr::range<common_range_const_only> && !stdr::common_range<common_range_const_only>);
|
|
static_assert(stdr::range<common_range_const_only const>&& stdr::common_range<common_range_const_only const>);
|