[Bug libstdc++/70940] pmr::resource_adaptor requires optional allocator requirements and incorrectly aligns returned pointers.

[redi at gcc dot gnu.org]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=70940

--- Comment #10 from Jonathan Wakely <redi at gcc dot gnu.org> ---
Author: redi
Date: Thu Jun 21 16:24:00 2018
New Revision: 261851

URL: https://gcc.gnu.org/viewcvs?rev=261851&root=gcc&view=rev
Log:
PR libstdc++/70940 make pmr::resource_adaptor return aligned memory

        PR libstdc++/70940
        * include/experimental/memory_resource
        (__resource_adaptor_imp::do_deallocate): Add missing return.
        * testsuite/experimental/memory_resource/new_delete_resource.cc: New.
        * testsuite/experimental/memory_resource/resource_adaptor.cc: Test
        resource_adaptor with std::allocator, __gnu_cxx::new_allocator and
        __gnu_cxx::malloc_allocator.

Added:
   
trunk/libstdc++-v3/testsuite/experimental/memory_resource/new_delete_resource.cc
Modified:
    trunk/libstdc++-v3/ChangeLog
    trunk/libstdc++-v3/include/experimental/memory_resource
   
trunk/libstdc++-v3/testsuite/experimental/memory_resource/resource_adaptor.cc