http://gcc.gnu.org/bugzilla/show_bug.cgi?id=57393
Jackie Rosen jackie.rosen at hushmail dot com changed:
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http://gcc.gnu.org/bugzilla/show_bug.cgi?id=57393
--- Comment #43 from Jakub Jelinek jakub at gcc dot gnu.org ---
Author: jakub
Date: Wed Nov 27 23:41:56 2013
New Revision: 205466
URL: http://gcc.gnu.org/viewcvs?rev=205466root=gccview=rev
Log:
PR middle-end/57393
PR
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=57393
Jakub Jelinek jakub at gcc dot gnu.org changed:
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Status|WAITING |RESOLVED
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=57393
Richard Biener rguenth at gcc dot gnu.org changed:
What|Removed |Added
Priority|P3 |P1
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=57393
--- Comment #41 from Joost VandeVondele Joost.VandeVondele at mat dot ethz.ch
---
(In reply to Richard Biener from comment #40)
What's the status on this?
I checked comment #34 and a number of the bugs marked as dup, and they all seem
to pass.
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=57393
--- Comment #42 from Jakub Jelinek jakub at gcc dot gnu.org ---
(In reply to Richard Biener from comment #40)
What's the status on this?
I'd hope r203979 (and earlier reassoc changes) fixed all this, perhaps we want
to add testcases from this to
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=57393
--- Comment #39 from Zhendong Su su at cs dot ucdavis.edu ---
*** Bug 58522 has been marked as a duplicate of this bug. ***
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=57393
Richard Biener rguenth at gcc dot gnu.org changed:
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Richard Biener rguenth at gcc dot gnu.org changed:
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--- Comment #36 from Zhendong Su su at cs dot ucdavis.edu ---
(In reply to Jakub Jelinek from comment #35)
The #c34 testcase seems to fail starting r199048 till current HEAD.
Besides John's new testcase from #c34, I've also encountered quite a
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=57393
--- Comment #35 from Jakub Jelinek jakub at gcc dot gnu.org ---
The #c34 testcase seems to fail starting r199048 till current HEAD.
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=57393
John Regehr regehr at cs dot utah.edu changed:
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http://gcc.gnu.org/bugzilla/show_bug.cgi?id=57393
--- Comment #31 from Joost VandeVondele Joost.VandeVondele at mat dot ethz.ch
---
(In reply to Easwaran Raman from comment #30)
Created attachment 30727 [details]
New patch
fixes all previously observed issues and further light testing.
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=57393
--- Comment #32 from Richard Biener rguenth at gcc dot gnu.org ---
*** Bug 58247 has been marked as a duplicate of this bug. ***
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=57393
Richard Biener rguenth at gcc dot gnu.org changed:
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CC||dhazeghi at
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=57393
--- Comment #29 from Joost VandeVondele Joost.VandeVondele at mat dot ethz.ch
---
(In reply to Joost VandeVondele from comment #28)
OK, with only the patch mentioned above applied all testcases now pass. I
think this patch should be posted to
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=57393
Easwaran Raman eraman at google dot com changed:
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Attachment #30690|0 |1
is
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=57393
--- Comment #27 from Easwaran Raman eraman at google dot com ---
These two test cases pass for me (compiles with -O3) with the attached patch
(http://gcc.gnu.org/bugzilla/attachment.cgi?id=30690).
gcc --version returns:
gcc (GCC) 4.9.0 20130821
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=57393
--- Comment #28 from Joost VandeVondele Joost.VandeVondele at mat dot ethz.ch
---
(In reply to Easwaran Raman from comment #27)
These two test cases pass for me (compiles with -O3) with the attached patch
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=57393
--- Comment #23 from Joost VandeVondele Joost.VandeVondele at mat dot ethz.ch
---
(In reply to Easwaran Raman from comment #21)
Created attachment 30690 [details]
Proposed patch
I tested this patch on top of the one posted to the mailing list
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=57393
--- Comment #24 from Joost VandeVondele Joost.VandeVondele at mat dot ethz.ch
---
Also the other 'dup' PRs still fail (gcc -O3) . Collecting testcases here:
cat PR58018.c
int a, b, c, d, e;
void bar (int p)
{
int f = b;
e = p = (f ^= 0);
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=57393
--- Comment #25 from Joost VandeVondele Joost.VandeVondele at mat dot ethz.ch
---
*** Bug 58248 has been marked as a duplicate of this bug. ***
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=57393
--- Comment #26 from Jakub Jelinek jakub at gcc dot gnu.org ---
*** Bug 57718 has been marked as a duplicate of this bug. ***
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=57393
--- Comment #21 from Easwaran Raman eraman at google dot com ---
Created attachment 30690
-- http://gcc.gnu.org/bugzilla/attachment.cgi?id=30690action=edit
Proposed patch
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=57393
--- Comment #22 from Easwaran Raman eraman at google dot com ---
(In reply to Marek Polacek from comment #20)
Yes, the patch maybe fixes the debuginfo issue, but there's something else
that is wrong. E.g., on the testcase from PR58018, we have
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=57393
--- Comment #20 from Marek Polacek mpolacek at gcc dot gnu.org ---
Yes, the patch maybe fixes the debuginfo issue, but there's something else that
is wrong. E.g., on the testcase from PR58018, we have in reassociate_bb
*after*
(and that is
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=57393
--- Comment #11 from Marek Polacek mpolacek at gcc dot gnu.org ---
*** Bug 58018 has been marked as a duplicate of this bug. ***
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=57393
Marek Polacek mpolacek at gcc dot gnu.org changed:
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CC||mpolacek at
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=57393
--- Comment #13 from Joost VandeVondele Joost.VandeVondele at mat dot ethz.ch
---
(In reply to Marek Polacek from comment #12)
Started with r199048.
yes, as was pointed out in PR57370
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=57370#c2
which
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=57393
David Binderman dcb314 at hotmail dot com changed:
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CC||rguenth at gcc
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=57393
--- Comment #15 from Marek Polacek mpolacek at gcc dot gnu.org ---
The fix am about to test (optimize_range_tests can change the ranks...)
--- gcc/tree-ssa-reassoc.c.mp2013-08-20 13:40:45.478290165 +0200
+++ gcc/tree-ssa-reassoc.c
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=57393
Jakub Jelinek jakub at gcc dot gnu.org changed:
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http://gcc.gnu.org/bugzilla/show_bug.cgi?id=57393
--- Comment #17 from Marek Polacek mpolacek at gcc dot gnu.org ---
Yeah, it fixed a few testcases for me, but it's wrong. :(
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=57393
--- Comment #18 from Easwaran Raman eraman at google dot com ---
Could you confirm if the patch in
http://gcc.gnu.org/ml/gcc-patches/2013-07/msg01584.html fix this? I am waiting
for someone to review that patch.
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=57393
Joost VandeVondele Joost.VandeVondele at mat dot ethz.ch changed:
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--- Comment #10 from Marek Polacek mpolacek at gcc dot gnu.org ---
*** Bug 58131 has been marked as a duplicate of this bug. ***
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=57393
Marek Polacek mpolacek at gcc dot gnu.org changed:
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CC||su at cs dot
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=57393
--- Comment #8 from David Binderman dcb314 at hotmail dot com ---
Still fails on 20130710.
Another test case that generates the same message is available on request.
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=57393
--- Comment #7 from Dmitry Gorbachev d.g.gorbachev at gmail dot com ---
For convenience, I put here a testcase from bug 57400. Joost VandeVondele:
this second testcase is almost certainly a dup of PR57393. It passes with
-fno-tree-reassoc. The
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=57393
--- Comment #6 from Joost VandeVondele Joost.VandeVondele at mat dot ethz.ch
---
Simplified testcase that fails with 'gfortran -c -g -O2 -ffast-math bug.f90'
cat bug.f90
SUBROUTINE xb88_lr_adiabatic_lda_calc(npoints,e,g,sx)
IMPLICIT
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=57393
Richard Biener rguenth at gcc dot gnu.org changed:
What|Removed |Added
Status|UNCONFIRMED |NEW
Last
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=57393
--- Comment #4 from Joost VandeVondele Joost.VandeVondele at mat dot ethz.ch
---
still fails with r199397
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=57393
Bug 57393 depends on bug 57337, which changed state.
Bug 57337 Summary: [4.9 Regression] 416.gamess ICE on x86 after r199048
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=57337
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Joost VandeVondele Joost.VandeVondele at mat dot ethz.ch changed:
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Richard Biener rguenth at gcc dot gnu.org changed:
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Target Milestone|--- |4.9.0
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=57393
Igor Zamyatin izamyatin at gmail dot com changed:
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Joost VandeVondele Joost.VandeVondele at mat dot ethz.ch changed:
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