7956c508dd
PR libstdc++/70940 * include/experimental/memory_resource (__resource_adaptor_common): New base class. (__resource_adaptor_common::_AlignMgr): Helper for obtaining aligned pointer from unaligned, and vice versa. (__resource_adaptor_imp::do_allocate): Use _AlignMgr to adjust allocated pointer to meet alignment request. (__resource_adaptor_imp::do_deallocate): Use _AlignMgr to retrieve original pointer for deallocation. (__resource_adaptor_imp::do_is_equal): Reformat. (__resource_adaptor_imp::_S_aligned_size): Remove. (__resource_adaptor_imp::_S_supported): Remove. (new_delete_resource): Use __gnu_cxx::new_allocator. * testsuite/experimental/memory_resource/resource_adaptor.cc: Test extended alignments and use debug_allocator to check for matching allocate/deallocate pairs. From-SVN: r261849 |
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