On Mon, 26 Mar 2012, Eric Botcazou wrote:
> > The patch looks reasonable - can we compute this backward from the
> > result of the outer get_inner_reference call and the outermost
> > field-decl though? Or make get_inner_reference compute that while
> > analyzing the full reference and return a flag? OTOH it shouldn't
> > be too expensive.
> There are a lot of calls to get_inner_reference throughout the compiler
> And it is cheap if you compare it with the 4.7 code, which essentially does
> same processing for _every_ field in the record (and even if the record
> isn't a handled_component_p).
Yes, indeed. One of the main motivation was to get rid of that quadratic