61 lines
2.8 KiB
C++
61 lines
2.8 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-has-no-incomplete-ranges
|
|
|
|
// template<class R>
|
|
// concept input_range;
|
|
|
|
#include <ranges>
|
|
|
|
#include "test_iterators.h"
|
|
#include "test_range.h"
|
|
|
|
static_assert(std::ranges::input_range<test_range<cpp17_input_iterator> >);
|
|
static_assert(std::ranges::input_range<test_range<cpp17_input_iterator> const>);
|
|
|
|
static_assert(std::ranges::input_range<test_range<cpp20_input_iterator> >);
|
|
static_assert(std::ranges::input_range<test_range<cpp20_input_iterator> const>);
|
|
|
|
static_assert(std::ranges::input_range<test_non_const_range<cpp17_input_iterator> >);
|
|
static_assert(std::ranges::input_range<test_non_const_range<cpp20_input_iterator> >);
|
|
|
|
static_assert(!std::ranges::input_range<test_non_const_range<cpp17_input_iterator> const>);
|
|
static_assert(!std::ranges::input_range<test_non_const_range<cpp20_input_iterator> const>);
|
|
|
|
static_assert(std::ranges::input_range<test_common_range<forward_iterator> >);
|
|
static_assert(!std::ranges::input_range<test_common_range<cpp20_input_iterator> >);
|
|
|
|
static_assert(std::ranges::input_range<test_common_range<forward_iterator> const>);
|
|
static_assert(!std::ranges::input_range<test_common_range<cpp20_input_iterator> const>);
|
|
|
|
static_assert(std::ranges::input_range<test_non_const_common_range<forward_iterator> >);
|
|
static_assert(!std::ranges::input_range<test_non_const_common_range<cpp20_input_iterator> >);
|
|
|
|
static_assert(!std::ranges::input_range<test_non_const_common_range<forward_iterator> const>);
|
|
static_assert(!std::ranges::input_range<test_non_const_common_range<cpp20_input_iterator> const>);
|
|
|
|
// Test ADL-proofing.
|
|
struct Incomplete;
|
|
template<class T> struct Holder { T t; };
|
|
|
|
static_assert(!std::ranges::input_range<Holder<Incomplete>*>);
|
|
static_assert(!std::ranges::input_range<Holder<Incomplete>*&>);
|
|
static_assert(!std::ranges::input_range<Holder<Incomplete>*&&>);
|
|
static_assert(!std::ranges::input_range<Holder<Incomplete>* const>);
|
|
static_assert(!std::ranges::input_range<Holder<Incomplete>* const&>);
|
|
static_assert(!std::ranges::input_range<Holder<Incomplete>* const&&>);
|
|
|
|
static_assert( std::ranges::input_range<Holder<Incomplete>*[10]>);
|
|
static_assert( std::ranges::input_range<Holder<Incomplete>*(&)[10]>);
|
|
static_assert( std::ranges::input_range<Holder<Incomplete>*(&&)[10]>);
|
|
static_assert( std::ranges::input_range<Holder<Incomplete>* const[10]>);
|
|
static_assert( std::ranges::input_range<Holder<Incomplete>* const(&)[10]>);
|
|
static_assert( std::ranges::input_range<Holder<Incomplete>* const(&&)[10]>);
|