[PATCH][middle-end/88784] Middle end is missing some optimizations about unsigned

Richard Biener rguenther@suse.de
Fri Sep 6 08:01:00 GMT 2019


On Thu, 5 Sep 2019, Martin Liška wrote:

> On 9/5/19 3:01 PM, Richard Biener wrote:
> > Not sure if you or Martin wants to improve it according to my
> > comments.
> 
> Yes please. I'm working on that based on the review you provided.

Oh, and it just occured to me since we're doing single_use checks
on SSA names in match.pd that you need to initialize the
SSA_NAME_IMM_USE_NODE () as well - see make_ssa_name_fn, probably
makes sense to split out a short helper for that.

Richard.


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