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From: Jakub Jelinek <jakub@redhat.com>
To: Richard Biener <richard.guenther@gmail.com>
Cc: GCC Patches <gcc-patches@gcc.gnu.org>,
	       "Maciej W. Rozycki" <macro@codesourcery.com>
Subject: Re: PR debug/60655, debug loc expressions
Date: Tue, 09 Sep 2014 14:31:00 -0000	[thread overview]
Message-ID: <20140909143050.GU17454@tucnak.redhat.com> (raw)
In-Reply-To: <CAFiYyc1va8=f280dSu6VPkGxQ4=Sixf5q1rx4Hzgte0i08Qmxw@mail.gmail.com>

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.

> note that debug_insns can have all sorts of weird (even invalid) and
> un-recognized RTL which the simplify_rtx machinery may not like
> (and thus ICE).

That would be bug in simplify-rtx.c if we ICEd on that.

	Jakub

  reply	other threads:[~2014-09-09 14:31 UTC|newest]

Thread overview: 22+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2014-09-02 10:29 [PATCH][PR debug/60655] Power/GCC: Reject cross-section symbol subtraction Maciej W. Rozycki
     [not found] ` <CAGWvnyk61JeAUVBogq5uf5gDQzqkj+-VTuNag1FMb=h6ttNztg@mail.gmail.com>
2014-09-03  5:31   ` Alan Modra
2014-09-04 12:22     ` Alan Modra
2014-09-04 21:05       ` Maciej W. Rozycki
2014-09-05  1:30         ` Alan Modra
2014-09-09 11:50           ` PR debug/60655, debug loc expressions Alan Modra
2014-09-09 14:25             ` Richard Biener
2014-09-09 14:31               ` Jakub Jelinek [this message]
2014-09-09 14:42                 ` Richard Biener
2014-09-10  2:16                   ` Alan Modra
2014-10-16  6:56                     ` Alan Modra
2014-10-16  7:20                       ` Jakub Jelinek
2014-10-20 10:55                         ` Alan Modra
2014-10-20 11:19                           ` Jakub Jelinek
2014-10-23  7:09                             ` Fix 63615 - FAIL: gcc.target/i386/addr-sel-1.c Alan Modra
2014-10-24 19:39                               ` Jeff Law
2014-10-24 23:33                           ` PR debug/60655, debug loc expressions Maciej W. Rozycki
2014-09-10 12:43             ` Maciej W. Rozycki
2014-09-10 13:09               ` Alan Modra
2014-09-10 13:27                 ` Maciej W. Rozycki
2014-09-10 16:09               ` Ramana Radhakrishnan
2014-09-10 17:27                 ` Maciej W. Rozycki

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