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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
//
//===----------------------------------------------------------------------===//
// UNSUPPORTED: c++03, c++11, c++14, c++17
// UNSUPPORTED: libcpp-no-concepts
// UNSUPPORTED: gcc-10
// template<class In, class Out>
// concept indirectly_movable;
#include <iterator>
#include "test_macros.h"
struct IndirectlyMovableWithInt {
int& operator*() const;
};
struct Empty {};
struct MoveOnly {
MoveOnly(MoveOnly&&) = default;
MoveOnly(MoveOnly const&) = delete;
MoveOnly& operator=(MoveOnly&&) = default;
MoveOnly& operator=(MoveOnly const&) = delete;
MoveOnly() = default;
};
template<class T>
struct PointerTo {
using value_type = T;
T& operator*() const;
};
static_assert( std::indirectly_movable<int*, int*>);
static_assert( std::indirectly_movable<const int*, int *>);
static_assert(!std::indirectly_movable<int*, const int *>);
static_assert(!std::indirectly_movable<const int*, const int *>);
static_assert( std::indirectly_movable<int*, int[2]>);
static_assert(!std::indirectly_movable<int[2], int*>);
static_assert(!std::indirectly_movable<int[2], int[2]>);
static_assert(!std::indirectly_movable<int(&)[2], int(&)[2]>);
static_assert(!std::indirectly_movable<int, int*>);
static_assert(!std::indirectly_movable<int, int>);
static_assert( std::indirectly_movable<Empty*, Empty*>);
static_assert( std::indirectly_movable<int*, IndirectlyMovableWithInt>);
static_assert(!std::indirectly_movable<Empty*, IndirectlyMovableWithInt>);
static_assert( std::indirectly_movable<int*, IndirectlyMovableWithInt>);
static_assert( std::indirectly_movable<MoveOnly*, MoveOnly*>);
static_assert(!std::indirectly_movable<MoveOnly*, const MoveOnly*>);
static_assert(!std::indirectly_movable<const MoveOnly*, const MoveOnly*>);
static_assert(!std::indirectly_movable<const MoveOnly*, MoveOnly*>);
static_assert( std::indirectly_movable<PointerTo<MoveOnly>, PointerTo<MoveOnly>>);
static_assert( std::indirectly_movable<MoveOnly*, PointerTo<MoveOnly>>);
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