[PATCH v2 0/2] malloc: introduce ifuncs for malloc functions

[Florian Weimer]

* Yury Khrustalev:

> 2) Allow targets to provide their own resolvers (e.g. aarch64 may use
>    this to implement resolvers that return memory tagging implementations
>    when this is supported and requested).

I looked at this recently and it's rather desirable to tag chunks added
to tcache so that they can be returned directly from a future malloc
call.  This means that memory tagging cannot be implemented as a pure
wrapper.

Thanks,
Florian