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* [Bug rtl-optimization/46571] New: bootsrap comparison failure in fortran/trans-openmp.c
@ 2010-11-19 22:11 rth at gcc dot gnu.org
2010-11-19 22:15 ` [Bug rtl-optimization/46571] " rth at gcc dot gnu.org
` (6 more replies)
0 siblings, 7 replies; 8+ messages in thread
From: rth at gcc dot gnu.org @ 2010-11-19 22:11 UTC (permalink / raw)
To: gcc-bugs
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=46571
Summary: bootsrap comparison failure in fortran/trans-openmp.c
Product: gcc
Version: 4.6.0
Status: UNCONFIRMED
Severity: normal
Priority: P3
Component: rtl-optimization
AssignedTo: unassigned@gcc.gnu.org
ReportedBy: rth@gcc.gnu.org
Stage2/3 differ on this file on ia64-linux. This is a real
code generation difference observable with/without -g.
Command line:
./xgcc -B./ -O2 -g z.i
^ permalink raw reply [flat|nested] 8+ messages in thread
* [Bug rtl-optimization/46571] bootsrap comparison failure in fortran/trans-openmp.c
2010-11-19 22:11 [Bug rtl-optimization/46571] New: bootsrap comparison failure in fortran/trans-openmp.c rth at gcc dot gnu.org
@ 2010-11-19 22:15 ` rth at gcc dot gnu.org
2010-11-19 22:22 ` rth at gcc dot gnu.org
` (5 subsequent siblings)
6 siblings, 0 replies; 8+ messages in thread
From: rth at gcc dot gnu.org @ 2010-11-19 22:15 UTC (permalink / raw)
To: gcc-bugs
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=46571
Richard Henderson <rth at gcc dot gnu.org> changed:
What |Removed |Added
----------------------------------------------------------------------------
Status|UNCONFIRMED |ASSIGNED
Last reconfirmed| |2010.11.19 22:11:13
AssignedTo|unassigned at gcc dot |rth at gcc dot gnu.org
|gnu.org |
Ever Confirmed|0 |1
--- Comment #1 from Richard Henderson <rth at gcc dot gnu.org> 2010-11-19 22:11:13 UTC ---
Created attachment 22463
--> http://gcc.gnu.org/bugzilla/attachment.cgi?id=22463
Minimized test case
^ permalink raw reply [flat|nested] 8+ messages in thread
* [Bug rtl-optimization/46571] bootsrap comparison failure in fortran/trans-openmp.c
2010-11-19 22:11 [Bug rtl-optimization/46571] New: bootsrap comparison failure in fortran/trans-openmp.c rth at gcc dot gnu.org
2010-11-19 22:15 ` [Bug rtl-optimization/46571] " rth at gcc dot gnu.org
@ 2010-11-19 22:22 ` rth at gcc dot gnu.org
2010-11-19 23:45 ` [Bug rtl-optimization/46571] [4.6 Regression] " rguenth at gcc dot gnu.org
` (4 subsequent siblings)
6 siblings, 0 replies; 8+ messages in thread
From: rth at gcc dot gnu.org @ 2010-11-19 22:22 UTC (permalink / raw)
To: gcc-bugs
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=46571
Richard Henderson <rth at gcc dot gnu.org> changed:
What |Removed |Added
----------------------------------------------------------------------------
Target| |ia64-linux
Priority|P3 |P2
Target Milestone|--- |4.6.0
--- Comment #2 from Richard Henderson <rth at gcc dot gnu.org> 2010-11-19 22:15:40 UTC ---
The first real code generation difference appears during the
173r.cprop3 pass, where the important difference is:
-GLOBAL COPY-PROP: Replacing reg 424 in insn 90 with reg 427
the replacement does not happen with -g. Now to figure out why...
^ permalink raw reply [flat|nested] 8+ messages in thread
* [Bug rtl-optimization/46571] [4.6 Regression] bootsrap comparison failure in fortran/trans-openmp.c
2010-11-19 22:11 [Bug rtl-optimization/46571] New: bootsrap comparison failure in fortran/trans-openmp.c rth at gcc dot gnu.org
2010-11-19 22:15 ` [Bug rtl-optimization/46571] " rth at gcc dot gnu.org
2010-11-19 22:22 ` rth at gcc dot gnu.org
@ 2010-11-19 23:45 ` rguenth at gcc dot gnu.org
2010-11-21 17:20 ` [Bug rtl-optimization/46571] [4.6 Regression] bootstrap " rth at gcc dot gnu.org
` (3 subsequent siblings)
6 siblings, 0 replies; 8+ messages in thread
From: rguenth at gcc dot gnu.org @ 2010-11-19 23:45 UTC (permalink / raw)
To: gcc-bugs
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=46571
Richard Guenther <rguenth at gcc dot gnu.org> changed:
What |Removed |Added
----------------------------------------------------------------------------
Keywords| |build
Priority|P2 |P1
Summary|bootsrap comparison failure |[4.6 Regression] bootsrap
|in fortran/trans-openmp.c |comparison failure in
| |fortran/trans-openmp.c
^ permalink raw reply [flat|nested] 8+ messages in thread
* [Bug rtl-optimization/46571] [4.6 Regression] bootstrap comparison failure in fortran/trans-openmp.c
2010-11-19 22:11 [Bug rtl-optimization/46571] New: bootsrap comparison failure in fortran/trans-openmp.c rth at gcc dot gnu.org
` (2 preceding siblings ...)
2010-11-19 23:45 ` [Bug rtl-optimization/46571] [4.6 Regression] " rguenth at gcc dot gnu.org
@ 2010-11-21 17:20 ` rth at gcc dot gnu.org
2010-11-21 17:47 ` rth at gcc dot gnu.org
` (2 subsequent siblings)
6 siblings, 0 replies; 8+ messages in thread
From: rth at gcc dot gnu.org @ 2010-11-21 17:20 UTC (permalink / raw)
To: gcc-bugs
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=46571
--- Comment #3 from Richard Henderson <rth at gcc dot gnu.org> 2010-11-21 17:19:40 UTC ---
Author: rth
Date: Sun Nov 21 17:19:37 2010
New Revision: 167007
URL: http://gcc.gnu.org/viewcvs?root=gcc&view=rev&rev=167007
Log:
PR rtl-optimization/46571
* gcse.c (hash_scan_set): Use next_nonnote_nondebug_insn.
(compute_hash_table_work): Use NONDEBUG_INSN_P.
Added:
trunk/gcc/testsuite/gcc.dg/pr46571.c
Modified:
trunk/gcc/ChangeLog
trunk/gcc/gcse.c
^ permalink raw reply [flat|nested] 8+ messages in thread
* [Bug rtl-optimization/46571] [4.6 Regression] bootstrap comparison failure in fortran/trans-openmp.c
2010-11-19 22:11 [Bug rtl-optimization/46571] New: bootsrap comparison failure in fortran/trans-openmp.c rth at gcc dot gnu.org
` (3 preceding siblings ...)
2010-11-21 17:20 ` [Bug rtl-optimization/46571] [4.6 Regression] bootstrap " rth at gcc dot gnu.org
@ 2010-11-21 17:47 ` rth at gcc dot gnu.org
2010-11-22 10:48 ` jakub at gcc dot gnu.org
2011-01-26 1:50 ` pinskia at gcc dot gnu.org
6 siblings, 0 replies; 8+ messages in thread
From: rth at gcc dot gnu.org @ 2010-11-21 17:47 UTC (permalink / raw)
To: gcc-bugs
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=46571
--- Comment #4 from Richard Henderson <rth at gcc dot gnu.org> 2010-11-21 17:27:26 UTC ---
Author: rth
Date: Sun Nov 21 17:27:23 2010
New Revision: 167008
URL: http://gcc.gnu.org/viewcvs?root=gcc&view=rev&rev=167008
Log:
PR rtl-optimization/46571
* gcse.c (hash_scan_set): Use next_nonnote_nondebug_insn.
(compute_hash_table_work): Use NONDEBUG_INSN_P.
Modified:
branches/gcc-4_5-branch/gcc/ChangeLog
branches/gcc-4_5-branch/gcc/gcse.c
^ permalink raw reply [flat|nested] 8+ messages in thread
* [Bug rtl-optimization/46571] [4.6 Regression] bootstrap comparison failure in fortran/trans-openmp.c
2010-11-19 22:11 [Bug rtl-optimization/46571] New: bootsrap comparison failure in fortran/trans-openmp.c rth at gcc dot gnu.org
` (4 preceding siblings ...)
2010-11-21 17:47 ` rth at gcc dot gnu.org
@ 2010-11-22 10:48 ` jakub at gcc dot gnu.org
2011-01-26 1:50 ` pinskia at gcc dot gnu.org
6 siblings, 0 replies; 8+ messages in thread
From: jakub at gcc dot gnu.org @ 2010-11-22 10:48 UTC (permalink / raw)
To: gcc-bugs
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=46571
Jakub Jelinek <jakub at gcc dot gnu.org> changed:
What |Removed |Added
----------------------------------------------------------------------------
Status|ASSIGNED |RESOLVED
CC| |jakub at gcc dot gnu.org
Resolution| |FIXED
--- Comment #5 from Jakub Jelinek <jakub at gcc dot gnu.org> 2010-11-22 10:46:00 UTC ---
Fixed.
^ permalink raw reply [flat|nested] 8+ messages in thread
* [Bug rtl-optimization/46571] [4.6 Regression] bootstrap comparison failure in fortran/trans-openmp.c
2010-11-19 22:11 [Bug rtl-optimization/46571] New: bootsrap comparison failure in fortran/trans-openmp.c rth at gcc dot gnu.org
` (5 preceding siblings ...)
2010-11-22 10:48 ` jakub at gcc dot gnu.org
@ 2011-01-26 1:50 ` pinskia at gcc dot gnu.org
6 siblings, 0 replies; 8+ messages in thread
From: pinskia at gcc dot gnu.org @ 2011-01-26 1:50 UTC (permalink / raw)
To: gcc-bugs
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=46571
--- Comment #6 from Andrew Pinski <pinskia at gcc dot gnu.org> 2011-01-26 00:16:38 UTC ---
*** Bug 46569 has been marked as a duplicate of this bug. ***
^ permalink raw reply [flat|nested] 8+ messages in thread
end of thread, other threads:[~2011-01-26 0:17 UTC | newest]
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2010-11-19 22:11 [Bug rtl-optimization/46571] New: bootsrap comparison failure in fortran/trans-openmp.c rth at gcc dot gnu.org
2010-11-19 22:15 ` [Bug rtl-optimization/46571] " rth at gcc dot gnu.org
2010-11-19 22:22 ` rth at gcc dot gnu.org
2010-11-19 23:45 ` [Bug rtl-optimization/46571] [4.6 Regression] " rguenth at gcc dot gnu.org
2010-11-21 17:20 ` [Bug rtl-optimization/46571] [4.6 Regression] bootstrap " rth at gcc dot gnu.org
2010-11-21 17:47 ` rth at gcc dot gnu.org
2010-11-22 10:48 ` jakub at gcc dot gnu.org
2011-01-26 1:50 ` pinskia at gcc dot gnu.org
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