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* [Bug tree-optimization/44915] New: [4.6 Regression] ICE: SIGSEGV in walk_aliased_vdefs_1.constprop.42 (tree-ssa-alias.c:1707) with -findirect-inlining
@ 2010-07-12 6:12 zsojka at seznam dot cz
2010-07-12 6:13 ` [Bug tree-optimization/44915] " zsojka at seznam dot cz
` (6 more replies)
0 siblings, 7 replies; 8+ messages in thread
From: zsojka at seznam dot cz @ 2010-07-12 6:12 UTC (permalink / raw)
To: gcc-bugs
Command line:
$ g++ -findirect-inlining testcase.C
Valgrind output:
$ valgrind -q --trace-children=yes
/mnt/svn/gcc-trunk/binary-162056-lto-fortran-checking-yes-rtl-df/bin/g++
-findirect-inlining testcase.C
==4614== Invalid read of size 2
==4614== at 0xA692A8: walk_aliased_vdefs_1.constprop.42
(tree-ssa-alias.c:1707)
==4614== by 0xA6996D: walk_aliased_vdefs (tree-ssa-alias.c:1748)
==4614== by 0xBF454A: is_parm_modified_before_call (ipa-prop.c:658)
==4614== by 0xBF687B: ipa_compute_jump_functions_for_edge (ipa-prop.c:696)
==4614== by 0xBF7ABC: ipa_analyze_node (ipa-prop.c:901)
==4614== by 0xBF40C7: analyze_function (ipa-inline.c:2072)
==4614== by 0xBF4181: inline_generate_summary (ipa-inline.c:2120)
==4614== by 0x8F16D5: execute_ipa_summary_passes (passes.c:1426)
==4614== by 0xBE9B90: cgraph_optimize (cgraphunit.c:1869)
==4614== by 0xBE9E0A: cgraph_finalize_compilation_unit (cgraphunit.c:1171)
==4614== by 0x588C0C: cp_write_global_declarations (decl2.c:3924)
==4614== by 0x9DDA45: toplev_main (toplev.c:997)
==4614== Address 0x0 is not stack'd, malloc'd or (recently) free'd
==4614==
testcase.C: In function 'void call_dummy(f_ptr)':
testcase.C:10:1: internal compiler error: Segmentation fault
Please submit a full bug report,
with preprocessed source if appropriate.
See <http://gcc.gnu.org/bugs.html> for instructions.
Tested revisions:
r162056 - crash
r161659 - crash
r161170 - OK
r159696 - OK
4.5 r160526 - OK
--
Summary: [4.6 Regression] ICE: SIGSEGV in
walk_aliased_vdefs_1.constprop.42 (tree-ssa-
alias.c:1707) with -findirect-inlining
Product: gcc
Version: 4.6.0
Status: UNCONFIRMED
Severity: normal
Priority: P3
Component: tree-optimization
AssignedTo: unassigned at gcc dot gnu dot org
ReportedBy: zsojka at seznam dot cz
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=44915
^ permalink raw reply [flat|nested] 8+ messages in thread
* [Bug tree-optimization/44915] [4.6 Regression] ICE: SIGSEGV in walk_aliased_vdefs_1.constprop.42 (tree-ssa-alias.c:1707) with -findirect-inlining
2010-07-12 6:12 [Bug tree-optimization/44915] New: [4.6 Regression] ICE: SIGSEGV in walk_aliased_vdefs_1.constprop.42 (tree-ssa-alias.c:1707) with -findirect-inlining zsojka at seznam dot cz
@ 2010-07-12 6:13 ` zsojka at seznam dot cz
2010-07-12 8:05 ` rguenth at gcc dot gnu dot org
` (5 subsequent siblings)
6 siblings, 0 replies; 8+ messages in thread
From: zsojka at seznam dot cz @ 2010-07-12 6:13 UTC (permalink / raw)
To: gcc-bugs
------- Comment #1 from zsojka at seznam dot cz 2010-07-12 06:13 -------
Created an attachment (id=21182)
--> (http://gcc.gnu.org/bugzilla/attachment.cgi?id=21182&action=view)
reduced testcase
Command line:
$ g++ -findirect-inlining pr44915.C
--
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=44915
^ permalink raw reply [flat|nested] 8+ messages in thread
* [Bug tree-optimization/44915] [4.6 Regression] ICE: SIGSEGV in walk_aliased_vdefs_1.constprop.42 (tree-ssa-alias.c:1707) with -findirect-inlining
2010-07-12 6:12 [Bug tree-optimization/44915] New: [4.6 Regression] ICE: SIGSEGV in walk_aliased_vdefs_1.constprop.42 (tree-ssa-alias.c:1707) with -findirect-inlining zsojka at seznam dot cz
2010-07-12 6:13 ` [Bug tree-optimization/44915] " zsojka at seznam dot cz
@ 2010-07-12 8:05 ` rguenth at gcc dot gnu dot org
2010-07-12 16:07 ` hjl dot tools at gmail dot com
` (4 subsequent siblings)
6 siblings, 0 replies; 8+ messages in thread
From: rguenth at gcc dot gnu dot org @ 2010-07-12 8:05 UTC (permalink / raw)
To: gcc-bugs
--
rguenth at gcc dot gnu dot org changed:
What |Removed |Added
----------------------------------------------------------------------------
CC| |jamborm at gcc dot gnu dot
| |org
Target Milestone|--- |4.6.0
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=44915
^ permalink raw reply [flat|nested] 8+ messages in thread
* [Bug tree-optimization/44915] [4.6 Regression] ICE: SIGSEGV in walk_aliased_vdefs_1.constprop.42 (tree-ssa-alias.c:1707) with -findirect-inlining
2010-07-12 6:12 [Bug tree-optimization/44915] New: [4.6 Regression] ICE: SIGSEGV in walk_aliased_vdefs_1.constprop.42 (tree-ssa-alias.c:1707) with -findirect-inlining zsojka at seznam dot cz
2010-07-12 6:13 ` [Bug tree-optimization/44915] " zsojka at seznam dot cz
2010-07-12 8:05 ` rguenth at gcc dot gnu dot org
@ 2010-07-12 16:07 ` hjl dot tools at gmail dot com
2010-07-22 18:22 ` jamborm at gcc dot gnu dot org
` (3 subsequent siblings)
6 siblings, 0 replies; 8+ messages in thread
From: hjl dot tools at gmail dot com @ 2010-07-12 16:07 UTC (permalink / raw)
To: gcc-bugs
------- Comment #2 from hjl dot tools at gmail dot com 2010-07-12 16:07 -------
It is caused by revision 161384:
http://gcc.gnu.org/ml/gcc-cvs/2010-06/msg01302.html
--
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=44915
^ permalink raw reply [flat|nested] 8+ messages in thread
* [Bug tree-optimization/44915] [4.6 Regression] ICE: SIGSEGV in walk_aliased_vdefs_1.constprop.42 (tree-ssa-alias.c:1707) with -findirect-inlining
2010-07-12 6:12 [Bug tree-optimization/44915] New: [4.6 Regression] ICE: SIGSEGV in walk_aliased_vdefs_1.constprop.42 (tree-ssa-alias.c:1707) with -findirect-inlining zsojka at seznam dot cz
` (2 preceding siblings ...)
2010-07-12 16:07 ` hjl dot tools at gmail dot com
@ 2010-07-22 18:22 ` jamborm at gcc dot gnu dot org
2010-07-23 14:00 ` jamborm at gcc dot gnu dot org
` (2 subsequent siblings)
6 siblings, 0 replies; 8+ messages in thread
From: jamborm at gcc dot gnu dot org @ 2010-07-22 18:22 UTC (permalink / raw)
To: gcc-bugs
------- Comment #3 from jamborm at gcc dot gnu dot org 2010-07-22 18:22 -------
We should not be attempting indirect inlining at -O0. I'll make sure we don't.
--
jamborm at gcc dot gnu dot org changed:
What |Removed |Added
----------------------------------------------------------------------------
AssignedTo|unassigned at gcc dot gnu |jamborm at gcc dot gnu dot
|dot org |org
Status|UNCONFIRMED |ASSIGNED
Ever Confirmed|0 |1
Last reconfirmed|0000-00-00 00:00:00 |2010-07-22 18:22:39
date| |
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=44915
^ permalink raw reply [flat|nested] 8+ messages in thread
* [Bug tree-optimization/44915] [4.6 Regression] ICE: SIGSEGV in walk_aliased_vdefs_1.constprop.42 (tree-ssa-alias.c:1707) with -findirect-inlining
2010-07-12 6:12 [Bug tree-optimization/44915] New: [4.6 Regression] ICE: SIGSEGV in walk_aliased_vdefs_1.constprop.42 (tree-ssa-alias.c:1707) with -findirect-inlining zsojka at seznam dot cz
` (3 preceding siblings ...)
2010-07-22 18:22 ` jamborm at gcc dot gnu dot org
@ 2010-07-23 14:00 ` jamborm at gcc dot gnu dot org
2010-07-23 16:36 ` jamborm at gcc dot gnu dot org
2010-07-23 16:36 ` jamborm at gcc dot gnu dot org
6 siblings, 0 replies; 8+ messages in thread
From: jamborm at gcc dot gnu dot org @ 2010-07-23 14:00 UTC (permalink / raw)
To: gcc-bugs
------- Comment #4 from jamborm at gcc dot gnu dot org 2010-07-23 14:00 -------
I have submitted a proposed fix to the mailing list:
http://gcc.gnu.org/ml/gcc-patches/2010-07/msg01859.html
--
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=44915
^ permalink raw reply [flat|nested] 8+ messages in thread
* [Bug tree-optimization/44915] [4.6 Regression] ICE: SIGSEGV in walk_aliased_vdefs_1.constprop.42 (tree-ssa-alias.c:1707) with -findirect-inlining
2010-07-12 6:12 [Bug tree-optimization/44915] New: [4.6 Regression] ICE: SIGSEGV in walk_aliased_vdefs_1.constprop.42 (tree-ssa-alias.c:1707) with -findirect-inlining zsojka at seznam dot cz
` (5 preceding siblings ...)
2010-07-23 16:36 ` jamborm at gcc dot gnu dot org
@ 2010-07-23 16:36 ` jamborm at gcc dot gnu dot org
6 siblings, 0 replies; 8+ messages in thread
From: jamborm at gcc dot gnu dot org @ 2010-07-23 16:36 UTC (permalink / raw)
To: gcc-bugs
------- Comment #6 from jamborm at gcc dot gnu dot org 2010-07-23 16:36 -------
Fixed.
--
jamborm at gcc dot gnu dot org changed:
What |Removed |Added
----------------------------------------------------------------------------
Status|ASSIGNED |RESOLVED
Resolution| |FIXED
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=44915
^ permalink raw reply [flat|nested] 8+ messages in thread
* [Bug tree-optimization/44915] [4.6 Regression] ICE: SIGSEGV in walk_aliased_vdefs_1.constprop.42 (tree-ssa-alias.c:1707) with -findirect-inlining
2010-07-12 6:12 [Bug tree-optimization/44915] New: [4.6 Regression] ICE: SIGSEGV in walk_aliased_vdefs_1.constprop.42 (tree-ssa-alias.c:1707) with -findirect-inlining zsojka at seznam dot cz
` (4 preceding siblings ...)
2010-07-23 14:00 ` jamborm at gcc dot gnu dot org
@ 2010-07-23 16:36 ` jamborm at gcc dot gnu dot org
2010-07-23 16:36 ` jamborm at gcc dot gnu dot org
6 siblings, 0 replies; 8+ messages in thread
From: jamborm at gcc dot gnu dot org @ 2010-07-23 16:36 UTC (permalink / raw)
To: gcc-bugs
------- Comment #5 from jamborm at gcc dot gnu dot org 2010-07-23 16:36 -------
Subject: Bug 44915
Author: jamborm
Date: Fri Jul 23 16:35:52 2010
New Revision: 162469
URL: http://gcc.gnu.org/viewcvs?root=gcc&view=rev&rev=162469
Log:
2010-07-23 Martin Jambor <mjambor@suse.cz>
PR tree-optimization/44915
* ipa-cp.c (cgraph_gate_cp): Also check that optimize is true.
* ipa-inline.c (cgraph_mark_inline_edge): Likewise.
(analyze_function): Likewise.
* testsuite/g++.dg/torture/pr44915.C: New test.
Added:
trunk/gcc/testsuite/g++.dg/torture/pr44915.C
Modified:
trunk/gcc/ChangeLog
trunk/gcc/ipa-cp.c
trunk/gcc/ipa-inline.c
trunk/gcc/testsuite/ChangeLog
--
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=44915
^ permalink raw reply [flat|nested] 8+ messages in thread
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2010-07-12 6:12 [Bug tree-optimization/44915] New: [4.6 Regression] ICE: SIGSEGV in walk_aliased_vdefs_1.constprop.42 (tree-ssa-alias.c:1707) with -findirect-inlining zsojka at seznam dot cz
2010-07-12 6:13 ` [Bug tree-optimization/44915] " zsojka at seznam dot cz
2010-07-12 8:05 ` rguenth at gcc dot gnu dot org
2010-07-12 16:07 ` hjl dot tools at gmail dot com
2010-07-22 18:22 ` jamborm at gcc dot gnu dot org
2010-07-23 14:00 ` jamborm at gcc dot gnu dot org
2010-07-23 16:36 ` jamborm at gcc dot gnu dot org
2010-07-23 16:36 ` jamborm at gcc dot gnu dot org
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