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* [Bug analyzer/101875] New: [12 Regression] ICE: Segmentation fault (in c_tree_printer)
@ 2021-08-12 9:16 asolokha at gmx dot com
2021-08-12 11:24 ` [Bug analyzer/101875] " marxin at gcc dot gnu.org
` (4 more replies)
0 siblings, 5 replies; 6+ messages in thread
From: asolokha at gmx dot com @ 2021-08-12 9:16 UTC (permalink / raw)
To: gcc-bugs
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=101875
Bug ID: 101875
Summary: [12 Regression] ICE: Segmentation fault (in
c_tree_printer)
Product: gcc
Version: 12.0
Status: UNCONFIRMED
Severity: normal
Priority: P3
Component: analyzer
Assignee: dmalcolm at gcc dot gnu.org
Reporter: asolokha at gmx dot com
Target Milestone: ---
gcc-12.0.0-alpha20210808 snapshot (g:5f564fd013327977a4d04aa520237d17f641f01a)
ICEs when compiling the following testcase w/ -fanalyzer:
char *
fopen (const char *restrict, const char *restrict);
void
err (void);
void
k2 (void)
{
char *setfiles[1];
int i;
setfiles[i] = fopen("", "");
if (!setfiles[i])
err ();
}
% gcc-12.0.0 -fanalyzer -c bmx5okgd.c
during IPA pass: analyzer
bmx5okgd.c:14:6: internal compiler error: Segmentation fault
14 | if (!setfiles[i])
| ^
0xe510cf crash_signal
/var/tmp/portage/sys-devel/gcc-12.0.0_alpha20210808/work/gcc-12-20210808/gcc/toplev.c:328
0x867960 c_tree_printer
/var/tmp/portage/sys-devel/gcc-12.0.0_alpha20210808/work/gcc-12-20210808/gcc/c/c-objc-common.c:305
0x867960 c_tree_printer
/var/tmp/portage/sys-devel/gcc-12.0.0_alpha20210808/work/gcc-12-20210808/gcc/c/c-objc-common.c:258
0x1adbf8d pp_format(pretty_printer*, text_info*)
/var/tmp/portage/sys-devel/gcc-12.0.0_alpha20210808/work/gcc-12-20210808/gcc/pretty-print.c:1475
0x120e53b ana::evdesc::event_desc::formatted_print(char const*, ...) const
/var/tmp/portage/sys-devel/gcc-12.0.0_alpha20210808/work/gcc-12-20210808/gcc/analyzer/pending-diagnostic.cc:64
0x124b658 describe_state_change
/var/tmp/portage/sys-devel/gcc-12.0.0_alpha20210808/work/gcc-12-20210808/gcc/analyzer/sm-file.cc:128
0x124b658 describe_state_change
/var/tmp/portage/sys-devel/gcc-12.0.0_alpha20210808/work/gcc-12-20210808/gcc/analyzer/sm-file.cc:119
0x124b658 describe_state_change
/var/tmp/portage/sys-devel/gcc-12.0.0_alpha20210808/work/gcc-12-20210808/gcc/analyzer/sm-file.cc:213
0x1a689b6 ana::state_change_event::get_desc(bool) const
/var/tmp/portage/sys-devel/gcc-12.0.0_alpha20210808/work/gcc-12-20210808/gcc/analyzer/checker-path.cc:259
0x1a685c2 ana::checker_event::prepare_for_emission(ana::checker_path*,
ana::pending_diagnostic*, diagnostic_event_id_t)
/var/tmp/portage/sys-devel/gcc-12.0.0_alpha20210808/work/gcc-12-20210808/gcc/analyzer/checker-path.cc:149
0x1a7b895 ana::checker_path::prepare_for_emission(ana::pending_diagnostic*)
/var/tmp/portage/sys-devel/gcc-12.0.0_alpha20210808/work/gcc-12-20210808/gcc/analyzer/checker-path.h:571
0x1a7b895 ana::diagnostic_manager::emit_saved_diagnostic(ana::exploded_graph
const&, ana::saved_diagnostic const&)
/var/tmp/portage/sys-devel/gcc-12.0.0_alpha20210808/work/gcc-12-20210808/gcc/analyzer/diagnostic-manager.cc:1225
0x1a7f1b7 ana::dedupe_winners::emit_best(ana::diagnostic_manager*,
ana::exploded_graph const&)
/var/tmp/portage/sys-devel/gcc-12.0.0_alpha20210808/work/gcc-12-20210808/gcc/analyzer/diagnostic-manager.cc:1128
0x1a7be31 ana::diagnostic_manager::emit_saved_diagnostics(ana::exploded_graph
const&)
/var/tmp/portage/sys-devel/gcc-12.0.0_alpha20210808/work/gcc-12-20210808/gcc/analyzer/diagnostic-manager.cc:1179
0x120528d ana::impl_run_checkers(ana::logger*)
/var/tmp/portage/sys-devel/gcc-12.0.0_alpha20210808/work/gcc-12-20210808/gcc/analyzer/engine.cc:4988
0x120605c ana::run_checkers()
/var/tmp/portage/sys-devel/gcc-12.0.0_alpha20210808/work/gcc-12-20210808/gcc/analyzer/engine.cc:5045
0x11f7058 execute
/var/tmp/portage/sys-devel/gcc-12.0.0_alpha20210808/work/gcc-12-20210808/gcc/analyzer/analyzer-pass.cc:87
^ permalink raw reply [flat|nested] 6+ messages in thread
* [Bug analyzer/101875] [12 Regression] ICE: Segmentation fault (in c_tree_printer)
2021-08-12 9:16 [Bug analyzer/101875] New: [12 Regression] ICE: Segmentation fault (in c_tree_printer) asolokha at gmx dot com
@ 2021-08-12 11:24 ` marxin at gcc dot gnu.org
2021-08-16 8:53 ` rguenth at gcc dot gnu.org
` (3 subsequent siblings)
4 siblings, 0 replies; 6+ messages in thread
From: marxin at gcc dot gnu.org @ 2021-08-12 11:24 UTC (permalink / raw)
To: gcc-bugs
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=101875
Martin Liška <marxin at gcc dot gnu.org> changed:
What |Removed |Added
----------------------------------------------------------------------------
Last reconfirmed| |2021-08-12
Ever confirmed|0 |1
Status|UNCONFIRMED |NEW
CC| |marxin at gcc dot gnu.org
--- Comment #1 from Martin Liška <marxin at gcc dot gnu.org> ---
Confirmed, started with r12-2337-g33255ad3ac14e395.
^ permalink raw reply [flat|nested] 6+ messages in thread
* [Bug analyzer/101875] [12 Regression] ICE: Segmentation fault (in c_tree_printer)
2021-08-12 9:16 [Bug analyzer/101875] New: [12 Regression] ICE: Segmentation fault (in c_tree_printer) asolokha at gmx dot com
2021-08-12 11:24 ` [Bug analyzer/101875] " marxin at gcc dot gnu.org
@ 2021-08-16 8:53 ` rguenth at gcc dot gnu.org
2021-08-18 22:57 ` dmalcolm at gcc dot gnu.org
` (2 subsequent siblings)
4 siblings, 0 replies; 6+ messages in thread
From: rguenth at gcc dot gnu.org @ 2021-08-16 8:53 UTC (permalink / raw)
To: gcc-bugs
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=101875
Richard Biener <rguenth at gcc dot gnu.org> changed:
What |Removed |Added
----------------------------------------------------------------------------
Target Milestone|--- |12.0
^ permalink raw reply [flat|nested] 6+ messages in thread
* [Bug analyzer/101875] [12 Regression] ICE: Segmentation fault (in c_tree_printer)
2021-08-12 9:16 [Bug analyzer/101875] New: [12 Regression] ICE: Segmentation fault (in c_tree_printer) asolokha at gmx dot com
2021-08-12 11:24 ` [Bug analyzer/101875] " marxin at gcc dot gnu.org
2021-08-16 8:53 ` rguenth at gcc dot gnu.org
@ 2021-08-18 22:57 ` dmalcolm at gcc dot gnu.org
2021-08-23 18:12 ` cvs-commit at gcc dot gnu.org
2021-08-23 18:25 ` dmalcolm at gcc dot gnu.org
4 siblings, 0 replies; 6+ messages in thread
From: dmalcolm at gcc dot gnu.org @ 2021-08-18 22:57 UTC (permalink / raw)
To: gcc-bugs
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=101875
David Malcolm <dmalcolm at gcc dot gnu.org> changed:
What |Removed |Added
----------------------------------------------------------------------------
Status|NEW |ASSIGNED
--- Comment #2 from David Malcolm <dmalcolm at gcc dot gnu.org> ---
Thanks for filing this. I'm testing a fix.
^ permalink raw reply [flat|nested] 6+ messages in thread
* [Bug analyzer/101875] [12 Regression] ICE: Segmentation fault (in c_tree_printer)
2021-08-12 9:16 [Bug analyzer/101875] New: [12 Regression] ICE: Segmentation fault (in c_tree_printer) asolokha at gmx dot com
` (2 preceding siblings ...)
2021-08-18 22:57 ` dmalcolm at gcc dot gnu.org
@ 2021-08-23 18:12 ` cvs-commit at gcc dot gnu.org
2021-08-23 18:25 ` dmalcolm at gcc dot gnu.org
4 siblings, 0 replies; 6+ messages in thread
From: cvs-commit at gcc dot gnu.org @ 2021-08-23 18:12 UTC (permalink / raw)
To: gcc-bugs
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=101875
--- Comment #3 from CVS Commits <cvs-commit at gcc dot gnu.org> ---
The master branch has been updated by David Malcolm <dmalcolm@gcc.gnu.org>:
https://gcc.gnu.org/g:3d654ca3f421ff9646470d312097602037176352
commit r12-3096-g3d654ca3f421ff9646470d312097602037176352
Author: David Malcolm <dmalcolm@redhat.com>
Date: Mon Aug 23 14:11:58 2021 -0400
analyzer: fix ICE with NULL change.m_expr [PR101875]
gcc/analyzer/ChangeLog:
PR analyzer/101875
* sm-file.cc (file_diagnostic::describe_state_change): Handle
change.m_expr being NULL.
gcc/testsuite/ChangeLog:
PR analyzer/101875
* gcc.dg/analyzer/pr101875.c: New test.
^ permalink raw reply [flat|nested] 6+ messages in thread
* [Bug analyzer/101875] [12 Regression] ICE: Segmentation fault (in c_tree_printer)
2021-08-12 9:16 [Bug analyzer/101875] New: [12 Regression] ICE: Segmentation fault (in c_tree_printer) asolokha at gmx dot com
` (3 preceding siblings ...)
2021-08-23 18:12 ` cvs-commit at gcc dot gnu.org
@ 2021-08-23 18:25 ` dmalcolm at gcc dot gnu.org
4 siblings, 0 replies; 6+ messages in thread
From: dmalcolm at gcc dot gnu.org @ 2021-08-23 18:25 UTC (permalink / raw)
To: gcc-bugs
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=101875
David Malcolm <dmalcolm at gcc dot gnu.org> changed:
What |Removed |Added
----------------------------------------------------------------------------
Resolution|--- |FIXED
Status|ASSIGNED |RESOLVED
--- Comment #4 from David Malcolm <dmalcolm at gcc dot gnu.org> ---
Should be fixed by above commit.
^ permalink raw reply [flat|nested] 6+ messages in thread
end of thread, other threads:[~2021-08-23 18:25 UTC | newest]
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2021-08-12 9:16 [Bug analyzer/101875] New: [12 Regression] ICE: Segmentation fault (in c_tree_printer) asolokha at gmx dot com
2021-08-12 11:24 ` [Bug analyzer/101875] " marxin at gcc dot gnu.org
2021-08-16 8:53 ` rguenth at gcc dot gnu.org
2021-08-18 22:57 ` dmalcolm at gcc dot gnu.org
2021-08-23 18:12 ` cvs-commit at gcc dot gnu.org
2021-08-23 18:25 ` dmalcolm at gcc dot gnu.org
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