> 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 though.
And it is cheap if you compare it with the 4.7 code, which essentially does the
same processing for _every_ field in the record (and even if the record object
isn't a handled_component_p).