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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
// <scoped_allocator>
// template<class _OuterAlloc, class... _InnerAllocs>
// scoped_allocator_adaptor(_OuterAlloc, _InnerAllocs...)
// -> scoped_allocator_adaptor<_OuterAlloc, _InnerAllocs...>;
#include <scoped_allocator>
#include "test_macros.h"
#include "allocators.h"
int main(int, char**) {
// Deduct from (const OuterAlloc&).
{
typedef A1<int> OuterAlloc;
OuterAlloc outer(3);
std::scoped_allocator_adaptor a(outer);
ASSERT_SAME_TYPE(decltype(a), std::scoped_allocator_adaptor<OuterAlloc>);
}
// Deduct from (OuterAlloc&&).
{
typedef A1<int> OuterAlloc;
std::scoped_allocator_adaptor a(OuterAlloc(3));
ASSERT_SAME_TYPE(decltype(a), std::scoped_allocator_adaptor<OuterAlloc>);
}
// Deduct from (const OuterAlloc&, const InnerAlloc&).
{
typedef A1<int> OuterAlloc;
typedef A2<int> InnerAlloc;
OuterAlloc outer(3);
InnerAlloc inner(4);
std::scoped_allocator_adaptor a(outer, inner);
ASSERT_SAME_TYPE(decltype(a), std::scoped_allocator_adaptor<OuterAlloc, InnerAlloc>);
}
// Deduct from (const OuterAlloc&, const InnerAlloc1&, InnerAlloc2&&).
{
typedef A1<int> OuterAlloc;
typedef A2<int> InnerAlloc1;
typedef A2<float> InnerAlloc2;
OuterAlloc outer(3);
InnerAlloc1 inner(4);
std::scoped_allocator_adaptor a(outer, inner, InnerAlloc2(5));
ASSERT_SAME_TYPE(decltype(a), std::scoped_allocator_adaptor<OuterAlloc, InnerAlloc1, InnerAlloc2>);
}
return 0;
}
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