| //===----------------------------------------------------------------------===// |
| // |
| // 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 |
| // |
| //===----------------------------------------------------------------------===// |
| |
| // <experimental/memory_resource> |
| |
| // template <class T> class polymorphic_allocator |
| |
| // T* polymorphic_allocator<T>::deallocate(T*, size_t size) |
| |
| // REQUIRES: has-unix-headers |
| // UNSUPPORTED: c++03 |
| // XFAIL: availability-verbose_abort-missing |
| // ADDITIONAL_COMPILE_FLAGS: -D_LIBCPP_ENABLE_ASSERTIONS=1 |
| |
| // ADDITIONAL_COMPILE_FLAGS: -D_LIBCPP_DISABLE_DEPRECATION_WARNINGS |
| |
| #include <experimental/memory_resource> |
| #include <type_traits> |
| #include <cassert> |
| |
| #include "check_assertion.h" |
| #include "test_memory_resource.h" |
| |
| namespace ex = std::experimental::pmr; |
| |
| int main(int, char**) { |
| using Alloc = NullAllocator<char>; |
| |
| AllocController P; |
| ex::resource_adaptor<Alloc> r(Alloc{P}); |
| ex::memory_resource & m1 = r; |
| |
| std::size_t maxSize = std::numeric_limits<std::size_t>::max() |
| - alignof(std::max_align_t); |
| |
| m1.deallocate(nullptr, maxSize); // no assertion |
| TEST_LIBCPP_ASSERT_FAILURE(m1.deallocate(nullptr, maxSize + 1), "do_deallocate called for size which exceeds the maximum allocation size"); |
| |
| return 0; |
| } |