RFA: Adding a location_t (or pointer) to tree_exp for 3.4 only.

[Richard Henderson]

On Mon, Oct 06, 2003 at 04:14:23PM -0400, Daniel Jacobowitz wrote:
> A number of places continue to recurse on the arguments of a PLUS_EXPR
> but do not handle EXPR_WITH_FILE_LOCATION, for one thing.

Please name such a place.  I'm asking for specifics here and
getting nothing from yall.

Have yall *tried* WFL and have experimental evidence for how much
of a performance hit you get?  Given that we do extraordinarily
little reasoning with trees on mainline, I have a hard time imagining
that it has much affect at all.


r~