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

[Daniel Jacobowitz]

On Mon, Oct 06, 2003 at 01:20:57PM -0700, Richard Henderson wrote:
> 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.

I gave one a couple messages back, or meant to: operand_equal_p.

> 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.

I'd be surprised if it was a major hit, too, but Carlo did claim he'd
found more occurances than just the one I quoted.

-- 
Daniel Jacobowitz
MontaVista Software                         Debian GNU/Linux Developer