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From: "hubicka at ucw dot cz" <gcc-bugzilla@gcc.gnu.org>
To: gcc-bugs@gcc.gnu.org
Subject: [Bug bootstrap/55792] [4.8 Regression] Bad memory access with profiledbootstrap and LTO
Date: Fri, 11 Jan 2013 17:37:00 -0000 [thread overview]
Message-ID: <bug-55792-4-IZ6vb0wqKr@http.gcc.gnu.org/bugzilla/> (raw)
In-Reply-To: <bug-55792-4@http.gcc.gnu.org/bugzilla/>
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=55792
--- Comment #33 from Jan Hubicka <hubicka at ucw dot cz> 2013-01-11 17:36:48 UTC ---
>
> http://gcc.gnu.org/bugzilla/show_bug.cgi?id=55792
>
> --- Comment #32 from H.J. Lu <hjl.tools at gmail dot com> 2013-01-10 19:36:08 UTC ---
> (In reply to comment #30)
> > LTO profiled-bootstrap revals:
> >
> > /space/rguenther/src/svn/trunk/gcc/reginfo.c: In function 'reg_scan':
> > /space/rguenther/src/svn/trunk/gcc/reginfo.c:1015:0: error: location references
> > block not in block tree
> > reg_scan (rtx f, unsigned int nregs ATTRIBUTE_UNUSED)
> > ^
> > "ee"
> > fmt_351 = "ee";
> >
> > /space/rguenther/src/svn/trunk/gcc/reginfo.c:1015:0: internal compiler error:
> > verify_gimple failed
> >
> > this is a &STRING_CST node. Needs to be tracked down ... more IPA stuff needs
> > to use copy_tree_without_location.
>
> I think this BLOCK comes from LTO streamer.
I guess we could add assert to lto streamer to not read any local blocks during
WPA. I will try that.
Honza
>
> --
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next prev parent reply other threads:[~2013-01-11 17:37 UTC|newest]
Thread overview: 38+ messages / expand[flat|nested] mbox.gz Atom feed top
2012-12-22 18:05 [Bug bootstrap/55792] New: " hjl.tools at gmail dot com
2012-12-22 18:43 ` [Bug bootstrap/55792] " hjl.tools at gmail dot com
2012-12-22 20:13 ` hjl.tools at gmail dot com
2013-01-03 19:03 ` hjl.tools at gmail dot com
2013-01-04 23:58 ` hjl.tools at gmail dot com
2013-01-05 16:47 ` hjl.tools at gmail dot com
2013-01-05 17:21 ` hjl.tools at gmail dot com
2013-01-07 10:13 ` rguenth at gcc dot gnu.org
2013-01-07 15:41 ` hjl.tools at gmail dot com
2013-01-07 16:02 ` rguenth at gcc dot gnu.org
2013-01-07 16:03 ` [Bug bootstrap/55792] [4.8 Regression] " rguenth at gcc dot gnu.org
2013-01-07 17:55 ` dnovillo at gcc dot gnu.org
2013-01-07 22:14 ` hjl.tools at gmail dot com
2013-01-07 23:30 ` hjl.tools at gmail dot com
2013-01-08 1:20 ` hjl.tools at gmail dot com
2013-01-08 10:17 ` rguenth at gcc dot gnu.org
2013-01-08 17:13 ` hjl.tools at gmail dot com
2013-01-09 0:23 ` hjl.tools at gmail dot com
2013-01-09 9:32 ` rguenth at gcc dot gnu.org
2013-01-09 16:11 ` hjl.tools at gmail dot com
2013-01-09 17:13 ` hjl.tools at gmail dot com
2013-01-09 18:22 ` rguenth at gcc dot gnu.org
2013-01-09 18:38 ` hjl.tools at gmail dot com
2013-01-09 22:52 ` hjl.tools at gmail dot com
2013-01-10 11:30 ` rguenth at gcc dot gnu.org
2013-01-10 12:16 ` rguenth at gcc dot gnu.org
2013-01-10 13:43 ` rguenth at gcc dot gnu.org
2013-01-10 14:08 ` rguenth at gcc dot gnu.org
2013-01-10 14:12 ` rguenth at gcc dot gnu.org
2013-01-10 15:29 ` rguenth at gcc dot gnu.org
2013-01-10 15:35 ` rguenth at gcc dot gnu.org
2013-01-10 17:03 ` hjl.tools at gmail dot com
2013-01-10 19:36 ` hjl.tools at gmail dot com
2013-01-11 17:37 ` hubicka at ucw dot cz [this message]
2013-01-14 13:43 ` rguenth at gcc dot gnu.org
2013-01-14 13:50 ` rguenth at gcc dot gnu.org
2013-01-14 13:51 ` rguenth at gcc dot gnu.org
2013-01-15 14:32 ` rguenth at gcc dot gnu.org
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