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* [Bug tree-optimization/43650] New: "-fcompare-debug failure" with "-O2 -fpeel-loops -fgraphite-identity"
@ 2010-04-05 18:16 zsojka at seznam dot cz
2010-04-05 18:18 ` [Bug tree-optimization/43650] " zsojka at seznam dot cz
` (3 more replies)
0 siblings, 4 replies; 5+ messages in thread
From: zsojka at seznam dot cz @ 2010-04-05 18:16 UTC (permalink / raw)
To: gcc-bugs
Command line:
gcc -O2 -fpeel-loops -fgraphite-identity -fcompare-debug testcase.c
Tested revisions:
r157965 - fail
r157877 - OK
--
Summary: "-fcompare-debug failure" with "-O2 -fpeel-loops -
fgraphite-identity"
Product: gcc
Version: 4.5.0
Status: UNCONFIRMED
Severity: normal
Priority: P3
Component: tree-optimization
AssignedTo: unassigned at gcc dot gnu dot org
ReportedBy: zsojka at seznam dot cz
GCC host triplet: x86_64-pc-linux-gnu
GCC target triplet: x86_64-pc-linux-gnu
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=43650
^ permalink raw reply [flat|nested] 5+ messages in thread
* [Bug tree-optimization/43650] "-fcompare-debug failure" with "-O2 -fpeel-loops -fgraphite-identity"
2010-04-05 18:16 [Bug tree-optimization/43650] New: "-fcompare-debug failure" with "-O2 -fpeel-loops -fgraphite-identity" zsojka at seznam dot cz
@ 2010-04-05 18:18 ` zsojka at seznam dot cz
2010-05-22 18:07 ` zsojka at seznam dot cz
` (2 subsequent siblings)
3 siblings, 0 replies; 5+ messages in thread
From: zsojka at seznam dot cz @ 2010-04-05 18:18 UTC (permalink / raw)
To: gcc-bugs
------- Comment #1 from zsojka at seznam dot cz 2010-04-05 18:17 -------
Created an attachment (id=20314)
--> (http://gcc.gnu.org/bugzilla/attachment.cgi?id=20314&action=view)
reduced testcase
Command line:
gcc -O2 -fpeel-loops -fgraphite-identity -fcompare-debug pr43650.c
--
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=43650
^ permalink raw reply [flat|nested] 5+ messages in thread
* [Bug tree-optimization/43650] "-fcompare-debug failure" with "-O2 -fpeel-loops -fgraphite-identity"
2010-04-05 18:16 [Bug tree-optimization/43650] New: "-fcompare-debug failure" with "-O2 -fpeel-loops -fgraphite-identity" zsojka at seznam dot cz
2010-04-05 18:18 ` [Bug tree-optimization/43650] " zsojka at seznam dot cz
@ 2010-05-22 18:07 ` zsojka at seznam dot cz
2010-06-11 12:57 ` aoliva at gcc dot gnu dot org
2010-06-14 19:19 ` [Bug debug/43650] " aoliva at gcc dot gnu dot org
3 siblings, 0 replies; 5+ messages in thread
From: zsojka at seznam dot cz @ 2010-05-22 18:07 UTC (permalink / raw)
To: gcc-bugs
------- Comment #2 from zsojka at seznam dot cz 2010-05-22 18:07 -------
Similiar to PR43656, this also stopped failing between r158969 and r159387 for
me.
--
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=43650
^ permalink raw reply [flat|nested] 5+ messages in thread
* [Bug tree-optimization/43650] "-fcompare-debug failure" with "-O2 -fpeel-loops -fgraphite-identity"
2010-04-05 18:16 [Bug tree-optimization/43650] New: "-fcompare-debug failure" with "-O2 -fpeel-loops -fgraphite-identity" zsojka at seznam dot cz
2010-04-05 18:18 ` [Bug tree-optimization/43650] " zsojka at seznam dot cz
2010-05-22 18:07 ` zsojka at seznam dot cz
@ 2010-06-11 12:57 ` aoliva at gcc dot gnu dot org
2010-06-14 19:19 ` [Bug debug/43650] " aoliva at gcc dot gnu dot org
3 siblings, 0 replies; 5+ messages in thread
From: aoliva at gcc dot gnu dot org @ 2010-06-11 12:57 UTC (permalink / raw)
To: gcc-bugs
------- Comment #3 from aoliva at gcc dot gnu dot org 2010-06-11 12:56 -------
Unlike PR43656, this one is also fixed by the patch proposed for PR44181.
*** This bug has been marked as a duplicate of 44181 ***
--
aoliva at gcc dot gnu dot org changed:
What |Removed |Added
----------------------------------------------------------------------------
Status|UNCONFIRMED |RESOLVED
Resolution| |DUPLICATE
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=43650
^ permalink raw reply [flat|nested] 5+ messages in thread
* [Bug debug/43650] "-fcompare-debug failure" with "-O2 -fpeel-loops -fgraphite-identity"
2010-04-05 18:16 [Bug tree-optimization/43650] New: "-fcompare-debug failure" with "-O2 -fpeel-loops -fgraphite-identity" zsojka at seznam dot cz
` (2 preceding siblings ...)
2010-06-11 12:57 ` aoliva at gcc dot gnu dot org
@ 2010-06-14 19:19 ` aoliva at gcc dot gnu dot org
3 siblings, 0 replies; 5+ messages in thread
From: aoliva at gcc dot gnu dot org @ 2010-06-14 19:19 UTC (permalink / raw)
To: gcc-bugs
------- Comment #4 from aoliva at gcc dot gnu dot org 2010-06-14 19:18 -------
Subject: Bug 43650
Author: aoliva
Date: Mon Jun 14 19:18:18 2010
New Revision: 160762
URL: http://gcc.gnu.org/viewcvs?root=gcc&view=rev&rev=160762
Log:
PR debug/43650
PR debug/44181
PR debug/44247
* tree-ssa-loop-manip.c (tree_transform_and_unroll_loop): Skip
debug stmts.
(canonicalize_loop_ivs): Likewise.
Modified:
trunk/gcc/ChangeLog
trunk/gcc/tree-ssa-loop-manip.c
--
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=43650
^ permalink raw reply [flat|nested] 5+ messages in thread
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2010-04-05 18:16 [Bug tree-optimization/43650] New: "-fcompare-debug failure" with "-O2 -fpeel-loops -fgraphite-identity" zsojka at seznam dot cz
2010-04-05 18:18 ` [Bug tree-optimization/43650] " zsojka at seznam dot cz
2010-05-22 18:07 ` zsojka at seznam dot cz
2010-06-11 12:57 ` aoliva at gcc dot gnu dot org
2010-06-14 19:19 ` [Bug debug/43650] " aoliva at gcc dot gnu dot org
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