http://gcc.gnu.org/bugzilla/show_bug.cgi?id=56023
--- Comment #11 from uros at gcc dot gnu.org 2013-01-21 17:51:38 UTC ---
Author: uros
Date: Mon Jan 21 17:51:23 2013
New Revision: 195342
URL: http://gcc.gnu.org/viewcvs?root=gccview=revrev=195342
Log:
PR rtl-optimization/56023
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=56023
--- Comment #12 from uros at gcc dot gnu.org 2013-01-21 17:59:34 UTC ---
Author: uros
Date: Mon Jan 21 17:59:28 2013
New Revision: 195344
URL: http://gcc.gnu.org/viewcvs?root=gccview=revrev=195344
Log:
PR rtl-optimization/56023
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=56023
--- Comment #13 from uros at gcc dot gnu.org 2013-01-21 18:03:07 UTC ---
Author: uros
Date: Mon Jan 21 18:02:57 2013
New Revision: 195345
URL: http://gcc.gnu.org/viewcvs?root=gccview=revrev=195345
Log:
PR rtl-optimization/56023
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=56023
Uros Bizjak ubizjak at gmail dot com changed:
What|Removed |Added
Status|NEW |RESOLVED
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=56023
Uros Bizjak ubizjak at gmail dot com changed:
What|Removed |Added
CC||bernds at
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=56023
--- Comment #8 from Uros Bizjak ubizjak at gmail dot com 2013-01-19 10:17:43
UTC ---
The scheduler passes block boundary here and schedules insns from the next
block. This is the difference to the compilation w/o -g and to gcc-4_7 branch.
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=56023
--- Comment #9 from Uros Bizjak ubizjak at gmail dot com 2013-01-19 19:46:12
UTC ---
Following patch fixes bootstrap comparison failure:
--cut here--
Index: haifa-sched.c
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=56023
Uros Bizjak ubizjak at gmail dot com changed:
What|Removed |Added
URL|
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=56023
--- Comment #3 from Richard Biener rguenth at gcc dot gnu.org 2013-01-18
10:18:51 UTC ---
Can you fill out known-to-work? Especially whether 4.7.x works and whether
4.6.3 worked?
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=56023
Uros Bizjak ubizjak at gmail dot com changed:
What|Removed |Added
Known to work||4.7.3
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=56023
--- Comment #5 from Uros Bizjak ubizjak at gmail dot com 2013-01-18 17:38:23
UTC ---
Bookkeeping seems somehow broken to me in sched1 pass:
-O2 -fcompare-debug -fdump-rtl-sched1-slim -S:
_.c.190r.sched1:
;;
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=56023
--- Comment #6 from Uros Bizjak ubizjak at gmail dot com 2013-01-18 17:49:33
UTC ---
(In reply to comment #5)
Bookkeeping seems somehow broken to me in sched1 pass:
*IF* this is problematic, then 4.7+ releases have the same problem.
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=56023
--- Comment #1 from Uros Bizjak ubizjak at gmail dot com 2013-01-17 22:08:50
UTC ---
Created attachment 29197
-- http://gcc.gnu.org/bugzilla/attachment.cgi?id=29197
Preprocessed source of the file that miscompares during bootstrap
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=56023
Uros Bizjak ubizjak at gmail dot com changed:
What|Removed |Added
See Also|
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=56023
Uros Bizjak ubizjak at gmail dot com changed:
What|Removed |Added
Status|UNCONFIRMED |NEW
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