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* [Bug tree-optimization/60023] New: [4.9 Regression] ICE: verify_gimple failed: dead STMT in EH table with -O3 -fnon-call-exceptions -mavx2
@ 2014-02-01 9:49 zsojka at seznam dot cz
2014-02-01 15:58 ` [Bug tree-optimization/60023] " hjl.tools at gmail dot com
` (4 more replies)
0 siblings, 5 replies; 6+ messages in thread
From: zsojka at seznam dot cz @ 2014-02-01 9:49 UTC (permalink / raw)
To: gcc-bugs
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=60023
Bug ID: 60023
Summary: [4.9 Regression] ICE: verify_gimple failed: dead STMT
in EH table with -O3 -fnon-call-exceptions -mavx2
Product: gcc
Version: 4.9.0
Status: UNCONFIRMED
Severity: normal
Priority: P3
Component: tree-optimization
Assignee: unassigned at gcc dot gnu.org
Reporter: zsojka at seznam dot cz
Created attachment 32008
--> http://gcc.gnu.org/bugzilla/attachment.cgi?id=32008&action=edit
partially reduced testcase
Compiler output:
$ gcc -O3 -fnon-call-exceptions -mavx2 -std=c++0x testcase.C
testcase.C: In function 'void __copy_move_b(_Bit_iterator, _Bit_iterator)':
testcase.C:110:6: error: dead STMT in EH table
void __copy_move_b (_Bit_iterator __last, _Bit_iterator __result)
^
# VUSE <.MEM_81>
_55 = *SR.55_29(D);
testcase.C:110:6: error: dead STMT in EH table
# .MEM_89 = VDEF <.MEM_79>
*SR.53_41(D) = _45;
testcase.C:110:6: error: dead STMT in EH table
# .MEM_90 = VDEF <.MEM_80>
*SR.54_35(D) = _51;
testcase.C:110:6: error: dead STMT in EH table
# .MEM_91 = VDEF <.MEM_81>
*SR.55_29(D) = _57;
testcase.C:110:6: error: dead STMT in EH table
# .MEM_88 = VDEF <.MEM_78>
*SR.52_47(D) = _39;
testcase.C:110:6: error: dead STMT in EH table
# VUSE <.MEM_82>
_61 = *SR.56_23(D);
testcase.C:110:6: error: dead STMT in EH table
# VUSE <.MEM_22>
_25 = *SR.50_1(D);
testcase.C:110:6: error: dead STMT in EH table
# VUSE <.MEM_83>
_67 = *SR.57_105(D);
testcase.C:110:6: error: dead STMT in EH table
# VUSE <.MEM_77>
_31 = *SR.51_8(D);
testcase.C:110:6: error: dead STMT in EH table
# VUSE <.MEM_84>
_73 = *SR.58_106(D);
testcase.C:110:6: error: dead STMT in EH table
# .MEM_92 = VDEF <.MEM_82>
*SR.56_23(D) = _63;
testcase.C:110:6: error: dead STMT in EH table
# .MEM_86 = VDEF <.MEM_22>
*SR.50_1(D) = _27;
testcase.C:110:6: error: dead STMT in EH table
# .MEM_93 = VDEF <.MEM_83>
*SR.57_105(D) = _69;
testcase.C:110:6: error: dead STMT in EH table
# .MEM_87 = VDEF <.MEM_77>
*SR.51_8(D) = _33;
testcase.C:110:6: error: dead STMT in EH table
# .MEM_94 = VDEF <.MEM_84>
*SR.58_106(D) = _75;
testcase.C:110:6: error: dead STMT in EH table
# VUSE <.MEM_78>
_37 = *SR.52_47(D);
testcase.C:110:6: error: dead STMT in EH table
# VUSE <.MEM_79>
_43 = *SR.53_41(D);
testcase.C:110:6: error: dead STMT in EH table
# VUSE <.MEM_80>
_49 = *SR.54_35(D);
testcase.C:110:6: internal compiler error: verify_gimple failed
0xd16113 verify_gimple_in_cfg(function*)
/mnt/svn/gcc-trunk/gcc/tree-cfg.c:4940
0xbf10b2 execute_function_todo
/mnt/svn/gcc-trunk/gcc/passes.c:1853
0xbf1a03 execute_todo
/mnt/svn/gcc-trunk/gcc/passes.c:1887
Please submit a full bug report,
with preprocessed source if appropriate.
Please include the complete backtrace with any bug report.
See <http://gcc.gnu.org/bugs.html> for instructions.
This source contains uninitialised variables, but the original unreduced
testcase didn't.
^ permalink raw reply [flat|nested] 6+ messages in thread
* [Bug tree-optimization/60023] [4.9 Regression] ICE: verify_gimple failed: dead STMT in EH table with -O3 -fnon-call-exceptions -mavx2
2014-02-01 9:49 [Bug tree-optimization/60023] New: [4.9 Regression] ICE: verify_gimple failed: dead STMT in EH table with -O3 -fnon-call-exceptions -mavx2 zsojka at seznam dot cz
@ 2014-02-01 15:58 ` hjl.tools at gmail dot com
2014-02-03 9:43 ` rguenth at gcc dot gnu.org
` (3 subsequent siblings)
4 siblings, 0 replies; 6+ messages in thread
From: hjl.tools at gmail dot com @ 2014-02-01 15:58 UTC (permalink / raw)
To: gcc-bugs
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=60023
H.J. Lu <hjl.tools at gmail dot com> changed:
What |Removed |Added
----------------------------------------------------------------------------
Status|UNCONFIRMED |NEW
Last reconfirmed| |2014-02-01
CC| |hjl.tools at gmail dot com,
| |jakub at gcc dot gnu.org,
| |kirill.yukhin at intel dot com
Target Milestone|--- |4.9.0
Ever confirmed|0 |1
--- Comment #1 from H.J. Lu <hjl.tools at gmail dot com> ---
It is caused by r205856.
^ permalink raw reply [flat|nested] 6+ messages in thread
* [Bug tree-optimization/60023] [4.9 Regression] ICE: verify_gimple failed: dead STMT in EH table with -O3 -fnon-call-exceptions -mavx2
2014-02-01 9:49 [Bug tree-optimization/60023] New: [4.9 Regression] ICE: verify_gimple failed: dead STMT in EH table with -O3 -fnon-call-exceptions -mavx2 zsojka at seznam dot cz
2014-02-01 15:58 ` [Bug tree-optimization/60023] " hjl.tools at gmail dot com
@ 2014-02-03 9:43 ` rguenth at gcc dot gnu.org
2014-02-03 16:02 ` jakub at gcc dot gnu.org
` (2 subsequent siblings)
4 siblings, 0 replies; 6+ messages in thread
From: rguenth at gcc dot gnu.org @ 2014-02-03 9:43 UTC (permalink / raw)
To: gcc-bugs
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=60023
Richard Biener <rguenth at gcc dot gnu.org> changed:
What |Removed |Added
----------------------------------------------------------------------------
Priority|P3 |P1
^ permalink raw reply [flat|nested] 6+ messages in thread
* [Bug tree-optimization/60023] [4.9 Regression] ICE: verify_gimple failed: dead STMT in EH table with -O3 -fnon-call-exceptions -mavx2
2014-02-01 9:49 [Bug tree-optimization/60023] New: [4.9 Regression] ICE: verify_gimple failed: dead STMT in EH table with -O3 -fnon-call-exceptions -mavx2 zsojka at seznam dot cz
2014-02-01 15:58 ` [Bug tree-optimization/60023] " hjl.tools at gmail dot com
2014-02-03 9:43 ` rguenth at gcc dot gnu.org
@ 2014-02-03 16:02 ` jakub at gcc dot gnu.org
2014-02-04 13:08 ` jakub at gcc dot gnu.org
2014-02-04 13:09 ` jakub at gcc dot gnu.org
4 siblings, 0 replies; 6+ messages in thread
From: jakub at gcc dot gnu.org @ 2014-02-03 16:02 UTC (permalink / raw)
To: gcc-bugs
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=60023
Jakub Jelinek <jakub at gcc dot gnu.org> changed:
What |Removed |Added
----------------------------------------------------------------------------
Status|NEW |ASSIGNED
Assignee|unassigned at gcc dot gnu.org |jakub at gcc dot gnu.org
--- Comment #2 from Jakub Jelinek <jakub at gcc dot gnu.org> ---
Created attachment 32029
--> http://gcc.gnu.org/bugzilla/attachment.cgi?id=32029&action=edit
gcc49-pr60023.patch
Untested fix.
^ permalink raw reply [flat|nested] 6+ messages in thread
* [Bug tree-optimization/60023] [4.9 Regression] ICE: verify_gimple failed: dead STMT in EH table with -O3 -fnon-call-exceptions -mavx2
2014-02-01 9:49 [Bug tree-optimization/60023] New: [4.9 Regression] ICE: verify_gimple failed: dead STMT in EH table with -O3 -fnon-call-exceptions -mavx2 zsojka at seznam dot cz
` (2 preceding siblings ...)
2014-02-03 16:02 ` jakub at gcc dot gnu.org
@ 2014-02-04 13:08 ` jakub at gcc dot gnu.org
2014-02-04 13:09 ` jakub at gcc dot gnu.org
4 siblings, 0 replies; 6+ messages in thread
From: jakub at gcc dot gnu.org @ 2014-02-04 13:08 UTC (permalink / raw)
To: gcc-bugs
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=60023
--- Comment #3 from Jakub Jelinek <jakub at gcc dot gnu.org> ---
Author: jakub
Date: Tue Feb 4 13:08:00 2014
New Revision: 207464
URL: http://gcc.gnu.org/viewcvs?rev=207464&root=gcc&view=rev
Log:
PR tree-optimization/60023
* tree-if-conv.c (predicate_mem_writes): Pass true instead of
false to gsi_replace.
* tree-vect-stmts.c (vect_finish_stmt_generation): If stmt
has been in some EH region and vec_stmt could throw, add
vec_stmt into the same EH region.
* tree-data-ref.c (get_references_in_stmt): If IFN_MASK_LOAD
has no lhs, ignore it.
* internal-fn.c (expand_MASK_LOAD): Likewise.
* g++.dg/vect/pr60023.cc: New test.
Added:
trunk/gcc/testsuite/g++.dg/vect/pr60023.cc
Modified:
trunk/gcc/ChangeLog
trunk/gcc/internal-fn.c
trunk/gcc/testsuite/ChangeLog
trunk/gcc/tree-data-ref.c
trunk/gcc/tree-if-conv.c
trunk/gcc/tree-vect-stmts.c
^ permalink raw reply [flat|nested] 6+ messages in thread
* [Bug tree-optimization/60023] [4.9 Regression] ICE: verify_gimple failed: dead STMT in EH table with -O3 -fnon-call-exceptions -mavx2
2014-02-01 9:49 [Bug tree-optimization/60023] New: [4.9 Regression] ICE: verify_gimple failed: dead STMT in EH table with -O3 -fnon-call-exceptions -mavx2 zsojka at seznam dot cz
` (3 preceding siblings ...)
2014-02-04 13:08 ` jakub at gcc dot gnu.org
@ 2014-02-04 13:09 ` jakub at gcc dot gnu.org
4 siblings, 0 replies; 6+ messages in thread
From: jakub at gcc dot gnu.org @ 2014-02-04 13:09 UTC (permalink / raw)
To: gcc-bugs
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=60023
Jakub Jelinek <jakub at gcc dot gnu.org> changed:
What |Removed |Added
----------------------------------------------------------------------------
Status|ASSIGNED |RESOLVED
Resolution|--- |FIXED
--- Comment #4 from Jakub Jelinek <jakub at gcc dot gnu.org> ---
Fixed.
^ permalink raw reply [flat|nested] 6+ messages in thread
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2014-02-01 9:49 [Bug tree-optimization/60023] New: [4.9 Regression] ICE: verify_gimple failed: dead STMT in EH table with -O3 -fnon-call-exceptions -mavx2 zsojka at seznam dot cz
2014-02-01 15:58 ` [Bug tree-optimization/60023] " hjl.tools at gmail dot com
2014-02-03 9:43 ` rguenth at gcc dot gnu.org
2014-02-03 16:02 ` jakub at gcc dot gnu.org
2014-02-04 13:08 ` jakub at gcc dot gnu.org
2014-02-04 13:09 ` jakub at gcc dot gnu.org
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