public inbox for gcc-bugs@sourceware.org
help / color / mirror / Atom feed
* [Bug rtl-optimization/46440] New: [4.5/4.6 Regression] ICE: in rtl_verify_flow_info, at cfgrtl.c:2165 with -fstack-protector-all -fno-tree-dominator-opts -fno-tree-fre
@ 2010-11-11 19:41 zsojka at seznam dot cz
2010-11-12 12:25 ` [Bug rtl-optimization/46440] " rguenth at gcc dot gnu.org
` (7 more replies)
0 siblings, 8 replies; 9+ messages in thread
From: zsojka at seznam dot cz @ 2010-11-11 19:41 UTC (permalink / raw)
To: gcc-bugs
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=46440
Summary: [4.5/4.6 Regression] ICE: in rtl_verify_flow_info, at
cfgrtl.c:2165 with -fstack-protector-all
-fno-tree-dominator-opts -fno-tree-fre
Product: gcc
Version: 4.6.0
Status: UNCONFIRMED
Severity: normal
Priority: P3
Component: rtl-optimization
AssignedTo: unassigned@gcc.gnu.org
ReportedBy: zsojka@seznam.cz
Host: x86_64-pc-linux-gnu
Target: x86_64-pc-linux-gnu
Created attachment 22375
--> http://gcc.gnu.org/bugzilla/attachment.cgi?id=22375
reduced testcase (from gcc.dg/tree-ssa/pr17141-2.c)
Compiler output:
$ gcc -O -fstack-protector-all -fno-tree-dominator-opts -fno-tree-fre pr46440.c
pr46440.c: In function 'foo':
pr46440.c:16:1: error: verify_flow_info: Incorrect fallthru 2->3
pr46440.c:16:1: error: wrong insn in the fallthru edge
(barrier 15 24 33)
pr46440.c:16:1: internal compiler error: in rtl_verify_flow_info, at
cfgrtl.c:2165
Please submit a full bug report,
with preprocessed source if appropriate.
See <http://gcc.gnu.org/bugs.html> for instructions.
Tested revisions:
r166509 - crash
r153685 - crash
4.5 r166509 - crash
4.4 r166509 - OK
^ permalink raw reply [flat|nested] 9+ messages in thread
* [Bug rtl-optimization/46440] [4.5/4.6 Regression] ICE: in rtl_verify_flow_info, at cfgrtl.c:2165 with -fstack-protector-all -fno-tree-dominator-opts -fno-tree-fre
2010-11-11 19:41 [Bug rtl-optimization/46440] New: [4.5/4.6 Regression] ICE: in rtl_verify_flow_info, at cfgrtl.c:2165 with -fstack-protector-all -fno-tree-dominator-opts -fno-tree-fre zsojka at seznam dot cz
@ 2010-11-12 12:25 ` rguenth at gcc dot gnu.org
2010-11-15 12:01 ` jakub at gcc dot gnu.org
` (6 subsequent siblings)
7 siblings, 0 replies; 9+ messages in thread
From: rguenth at gcc dot gnu.org @ 2010-11-12 12:25 UTC (permalink / raw)
To: gcc-bugs
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=46440
Richard Guenther <rguenth at gcc dot gnu.org> changed:
What |Removed |Added
----------------------------------------------------------------------------
Target Milestone|--- |4.5.2
^ permalink raw reply [flat|nested] 9+ messages in thread
* [Bug rtl-optimization/46440] [4.5/4.6 Regression] ICE: in rtl_verify_flow_info, at cfgrtl.c:2165 with -fstack-protector-all -fno-tree-dominator-opts -fno-tree-fre
2010-11-11 19:41 [Bug rtl-optimization/46440] New: [4.5/4.6 Regression] ICE: in rtl_verify_flow_info, at cfgrtl.c:2165 with -fstack-protector-all -fno-tree-dominator-opts -fno-tree-fre zsojka at seznam dot cz
2010-11-12 12:25 ` [Bug rtl-optimization/46440] " rguenth at gcc dot gnu.org
@ 2010-11-15 12:01 ` jakub at gcc dot gnu.org
2010-11-15 14:01 ` jakub at gcc dot gnu.org
` (5 subsequent siblings)
7 siblings, 0 replies; 9+ messages in thread
From: jakub at gcc dot gnu.org @ 2010-11-15 12:01 UTC (permalink / raw)
To: gcc-bugs
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=46440
Jakub Jelinek <jakub at gcc dot gnu.org> changed:
What |Removed |Added
----------------------------------------------------------------------------
CC| |jakub at gcc dot gnu.org
--- Comment #1 from Jakub Jelinek <jakub at gcc dot gnu.org> 2010-11-15 11:49:40 UTC ---
Caused by r145283.
^ permalink raw reply [flat|nested] 9+ messages in thread
* [Bug rtl-optimization/46440] [4.5/4.6 Regression] ICE: in rtl_verify_flow_info, at cfgrtl.c:2165 with -fstack-protector-all -fno-tree-dominator-opts -fno-tree-fre
2010-11-11 19:41 [Bug rtl-optimization/46440] New: [4.5/4.6 Regression] ICE: in rtl_verify_flow_info, at cfgrtl.c:2165 with -fstack-protector-all -fno-tree-dominator-opts -fno-tree-fre zsojka at seznam dot cz
2010-11-12 12:25 ` [Bug rtl-optimization/46440] " rguenth at gcc dot gnu.org
2010-11-15 12:01 ` jakub at gcc dot gnu.org
@ 2010-11-15 14:01 ` jakub at gcc dot gnu.org
2010-11-17 13:03 ` jakub at gcc dot gnu.org
` (4 subsequent siblings)
7 siblings, 0 replies; 9+ messages in thread
From: jakub at gcc dot gnu.org @ 2010-11-15 14:01 UTC (permalink / raw)
To: gcc-bugs
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=46440
Jakub Jelinek <jakub at gcc dot gnu.org> changed:
What |Removed |Added
----------------------------------------------------------------------------
Status|UNCONFIRMED |ASSIGNED
Last reconfirmed| |2010.11.15 13:52:07
AssignedTo|unassigned at gcc dot |jakub at gcc dot gnu.org
|gnu.org |
Ever Confirmed|0 |1
--- Comment #2 from Jakub Jelinek <jakub at gcc dot gnu.org> 2010-11-15 13:52:07 UTC ---
Created attachment 22398
--> http://gcc.gnu.org/bugzilla/attachment.cgi?id=22398
gcc46-pr46440.patch
Untested fix.
^ permalink raw reply [flat|nested] 9+ messages in thread
* [Bug rtl-optimization/46440] [4.5/4.6 Regression] ICE: in rtl_verify_flow_info, at cfgrtl.c:2165 with -fstack-protector-all -fno-tree-dominator-opts -fno-tree-fre
2010-11-11 19:41 [Bug rtl-optimization/46440] New: [4.5/4.6 Regression] ICE: in rtl_verify_flow_info, at cfgrtl.c:2165 with -fstack-protector-all -fno-tree-dominator-opts -fno-tree-fre zsojka at seznam dot cz
` (2 preceding siblings ...)
2010-11-15 14:01 ` jakub at gcc dot gnu.org
@ 2010-11-17 13:03 ` jakub at gcc dot gnu.org
2010-11-17 13:14 ` [Bug rtl-optimization/46440] [4.5 " jakub at gcc dot gnu.org
` (3 subsequent siblings)
7 siblings, 0 replies; 9+ messages in thread
From: jakub at gcc dot gnu.org @ 2010-11-17 13:03 UTC (permalink / raw)
To: gcc-bugs
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=46440
--- Comment #3 from Jakub Jelinek <jakub at gcc dot gnu.org> 2010-11-17 13:02:34 UTC ---
Author: jakub
Date: Wed Nov 17 13:02:31 2010
New Revision: 166867
URL: http://gcc.gnu.org/viewcvs?root=gcc&view=rev&rev=166867
Log:
PR rtl-optimization/46440
* combine.c (update_cfg_for_uncondjump): When changing
an indirect jump into unconditional jump, remove BARRIERs
from bb's footer.
* gcc.dg/pr46440.c: New test.
Added:
trunk/gcc/testsuite/gcc.dg/pr46440.c
Modified:
trunk/gcc/ChangeLog
trunk/gcc/combine.c
trunk/gcc/testsuite/ChangeLog
^ permalink raw reply [flat|nested] 9+ messages in thread
* [Bug rtl-optimization/46440] [4.5 Regression] ICE: in rtl_verify_flow_info, at cfgrtl.c:2165 with -fstack-protector-all -fno-tree-dominator-opts -fno-tree-fre
2010-11-11 19:41 [Bug rtl-optimization/46440] New: [4.5/4.6 Regression] ICE: in rtl_verify_flow_info, at cfgrtl.c:2165 with -fstack-protector-all -fno-tree-dominator-opts -fno-tree-fre zsojka at seznam dot cz
` (3 preceding siblings ...)
2010-11-17 13:03 ` jakub at gcc dot gnu.org
@ 2010-11-17 13:14 ` jakub at gcc dot gnu.org
2010-11-25 16:06 ` rguenth at gcc dot gnu.org
` (2 subsequent siblings)
7 siblings, 0 replies; 9+ messages in thread
From: jakub at gcc dot gnu.org @ 2010-11-17 13:14 UTC (permalink / raw)
To: gcc-bugs
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=46440
Jakub Jelinek <jakub at gcc dot gnu.org> changed:
What |Removed |Added
----------------------------------------------------------------------------
Known to work| |4.6.0
Summary|[4.5/4.6 Regression] ICE: |[4.5 Regression] ICE: in
|in rtl_verify_flow_info, at |rtl_verify_flow_info, at
|cfgrtl.c:2165 with |cfgrtl.c:2165 with
|-fstack-protector-all |-fstack-protector-all
|-fno-tree-dominator-opts |-fno-tree-dominator-opts
|-fno-tree-fre |-fno-tree-fre
Known to fail|4.6.0 |
--- Comment #4 from Jakub Jelinek <jakub at gcc dot gnu.org> 2010-11-17 13:03:42 UTC ---
Fixed for 4.6 so far.
^ permalink raw reply [flat|nested] 9+ messages in thread
* [Bug rtl-optimization/46440] [4.5 Regression] ICE: in rtl_verify_flow_info, at cfgrtl.c:2165 with -fstack-protector-all -fno-tree-dominator-opts -fno-tree-fre
2010-11-11 19:41 [Bug rtl-optimization/46440] New: [4.5/4.6 Regression] ICE: in rtl_verify_flow_info, at cfgrtl.c:2165 with -fstack-protector-all -fno-tree-dominator-opts -fno-tree-fre zsojka at seznam dot cz
` (4 preceding siblings ...)
2010-11-17 13:14 ` [Bug rtl-optimization/46440] [4.5 " jakub at gcc dot gnu.org
@ 2010-11-25 16:06 ` rguenth at gcc dot gnu.org
2010-12-07 15:09 ` jakub at gcc dot gnu.org
2010-12-07 15:41 ` jakub at gcc dot gnu.org
7 siblings, 0 replies; 9+ messages in thread
From: rguenth at gcc dot gnu.org @ 2010-11-25 16:06 UTC (permalink / raw)
To: gcc-bugs
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=46440
Richard Guenther <rguenth at gcc dot gnu.org> changed:
What |Removed |Added
----------------------------------------------------------------------------
Priority|P3 |P2
Known to work| |4.5.0
Known to fail| |4.5.1
^ permalink raw reply [flat|nested] 9+ messages in thread
* [Bug rtl-optimization/46440] [4.5 Regression] ICE: in rtl_verify_flow_info, at cfgrtl.c:2165 with -fstack-protector-all -fno-tree-dominator-opts -fno-tree-fre
2010-11-11 19:41 [Bug rtl-optimization/46440] New: [4.5/4.6 Regression] ICE: in rtl_verify_flow_info, at cfgrtl.c:2165 with -fstack-protector-all -fno-tree-dominator-opts -fno-tree-fre zsojka at seznam dot cz
` (5 preceding siblings ...)
2010-11-25 16:06 ` rguenth at gcc dot gnu.org
@ 2010-12-07 15:09 ` jakub at gcc dot gnu.org
2010-12-07 15:41 ` jakub at gcc dot gnu.org
7 siblings, 0 replies; 9+ messages in thread
From: jakub at gcc dot gnu.org @ 2010-12-07 15:09 UTC (permalink / raw)
To: gcc-bugs
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=46440
--- Comment #5 from Jakub Jelinek <jakub at gcc dot gnu.org> 2010-12-07 15:08:57 UTC ---
Author: jakub
Date: Tue Dec 7 15:08:54 2010
New Revision: 167539
URL: http://gcc.gnu.org/viewcvs?root=gcc&view=rev&rev=167539
Log:
Backport from mainline
2010-11-17 Jakub Jelinek <jakub@redhat.com>
PR rtl-optimization/46440
* combine.c (update_cfg_for_uncondjump): When changing
an indirect jump into unconditional jump, remove BARRIERs
from bb's footer.
* gcc.dg/pr46440.c: New test.
Added:
branches/gcc-4_5-branch/gcc/testsuite/gcc.dg/pr46440.c
Modified:
branches/gcc-4_5-branch/gcc/ChangeLog
branches/gcc-4_5-branch/gcc/combine.c
branches/gcc-4_5-branch/gcc/testsuite/ChangeLog
^ permalink raw reply [flat|nested] 9+ messages in thread
* [Bug rtl-optimization/46440] [4.5 Regression] ICE: in rtl_verify_flow_info, at cfgrtl.c:2165 with -fstack-protector-all -fno-tree-dominator-opts -fno-tree-fre
2010-11-11 19:41 [Bug rtl-optimization/46440] New: [4.5/4.6 Regression] ICE: in rtl_verify_flow_info, at cfgrtl.c:2165 with -fstack-protector-all -fno-tree-dominator-opts -fno-tree-fre zsojka at seznam dot cz
` (6 preceding siblings ...)
2010-12-07 15:09 ` jakub at gcc dot gnu.org
@ 2010-12-07 15:41 ` jakub at gcc dot gnu.org
7 siblings, 0 replies; 9+ messages in thread
From: jakub at gcc dot gnu.org @ 2010-12-07 15:41 UTC (permalink / raw)
To: gcc-bugs
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=46440
Jakub Jelinek <jakub at gcc dot gnu.org> changed:
What |Removed |Added
----------------------------------------------------------------------------
Status|ASSIGNED |RESOLVED
Resolution| |FIXED
--- Comment #6 from Jakub Jelinek <jakub at gcc dot gnu.org> 2010-12-07 15:41:23 UTC ---
Fixed.
^ permalink raw reply [flat|nested] 9+ messages in thread
end of thread, other threads:[~2010-12-07 15:41 UTC | newest]
Thread overview: 9+ messages (download: mbox.gz / follow: Atom feed)
-- links below jump to the message on this page --
2010-11-11 19:41 [Bug rtl-optimization/46440] New: [4.5/4.6 Regression] ICE: in rtl_verify_flow_info, at cfgrtl.c:2165 with -fstack-protector-all -fno-tree-dominator-opts -fno-tree-fre zsojka at seznam dot cz
2010-11-12 12:25 ` [Bug rtl-optimization/46440] " rguenth at gcc dot gnu.org
2010-11-15 12:01 ` jakub at gcc dot gnu.org
2010-11-15 14:01 ` jakub at gcc dot gnu.org
2010-11-17 13:03 ` jakub at gcc dot gnu.org
2010-11-17 13:14 ` [Bug rtl-optimization/46440] [4.5 " jakub at gcc dot gnu.org
2010-11-25 16:06 ` rguenth at gcc dot gnu.org
2010-12-07 15:09 ` jakub at gcc dot gnu.org
2010-12-07 15:41 ` jakub at gcc dot gnu.org
This is a public inbox, see mirroring instructions
for how to clone and mirror all data and code used for this inbox;
as well as URLs for read-only IMAP folder(s) and NNTP newsgroup(s).