PR debug/60655, debug loc expressions
Alan Modra
amodra@gmail.com
Wed Sep 10 02:16:00 GMT 2014
On Tue, Sep 09, 2014 at 04:42:04PM +0200, Richard Biener wrote:
> On Tue, Sep 9, 2014 at 4:30 PM, Jakub Jelinek <jakub@redhat.com> wrote:
> > On Tue, Sep 09, 2014 at 04:25:23PM +0200, Richard Biener wrote:
> >> why wasn't 'result' built using simplify_gen_* in the first place? I also
> >
> > It is built using cselib_expand_value_rtx_cb, which calls the various
> > simplify_*_operation and simplify_rtx too.
>
> So why do we need to simplify again then?
It looks to me that cselib_expand_value_rtx_1 doesn't call
simplify_rtx for DEBUG_EXPR.
--
Alan Modra
Australia Development Lab, IBM
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