https://gcc.gnu.org/bugzilla/show_bug.cgi?id=125835

--- Comment #2 from Jason Merrill <jason at gcc dot gnu.org> ---
(In reply to Jakub Jelinek from comment #1)
> Is there anything we need to implement here?
> I believe the lowering to the __atomic_* builtins already adds the
> reinterpret casts to/from uintptr_t, and similarly for type *volatile we
> handle stores as escaping the pointers and loads as getting pointer to
> anything that could have previously escaped.

Sounds like not, then.

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