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* [Bug c/102172] New: ice in determine_exit_conditions, at tree-ssa-loop-manip.c:1049
@ 2021-09-02 8:09 dcb314 at hotmail dot com
2021-09-02 8:12 ` [Bug c/102172] " dcb314 at hotmail dot com
` (5 more replies)
0 siblings, 6 replies; 7+ messages in thread
From: dcb314 at hotmail dot com @ 2021-09-02 8:09 UTC (permalink / raw)
To: gcc-bugs
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=102172
Bug ID: 102172
Summary: ice in determine_exit_conditions, at
tree-ssa-loop-manip.c:1049
Product: gcc
Version: 12.0
Status: UNCONFIRMED
Severity: normal
Priority: P3
Component: c
Assignee: unassigned at gcc dot gnu.org
Reporter: dcb314 at hotmail dot com
Target Milestone: ---
For this C code:
char **Gif_ClipImage_gfi_0;
int Gif_ClipImage_y, Gif_ClipImage_shift;
void Gif_ClipImage() {
for (; Gif_ClipImage_y >= Gif_ClipImage_shift; Gif_ClipImage_y++)
Gif_ClipImage_gfi_0[Gif_ClipImage_shift] =
Gif_ClipImage_gfi_0[Gif_ClipImage_y];
}
compiled by recent gcc trunk and compiler flag -O3 -march=bdver2,
does this:
$ /home/dcb/gcc/results/bin/gcc -c -O3 -march=bdver2 bug753.c
during GIMPLE pass: aprefetch
bug753.c: In function ‘Gif_ClipImage’:
bug753.c:3:6: internal compiler error: in determine_exit_conditions, at
tree-ssa-loop-manip.c:1049
3 | void Gif_ClipImage() {
| ^~~~~~~~~~~~~
0xf070ff determine_exit_conditions(loop*, tree_niter_desc*, unsigned int,
tree_node**, tree_node**, tree_node**, tree_code*, tree_node**)
../../trunk.git/gcc/tree-ssa-loop-manip.c:1049
0xf070ff tree_transform_and_unroll_loop(loop*, unsigned int, edge_def*,
tree_niter_desc*, void (*)(loop*, void*), void*)
The bug first starts sometime between git hash f8977166135de09f,
dated 20210824 and git hash 3ac6b5cff1eca4e1, dated 20210825.
^ permalink raw reply [flat|nested] 7+ messages in thread
* [Bug c/102172] ice in determine_exit_conditions, at tree-ssa-loop-manip.c:1049
2021-09-02 8:09 [Bug c/102172] New: ice in determine_exit_conditions, at tree-ssa-loop-manip.c:1049 dcb314 at hotmail dot com
@ 2021-09-02 8:12 ` dcb314 at hotmail dot com
2021-09-02 8:14 ` marxin at gcc dot gnu.org
` (4 subsequent siblings)
5 siblings, 0 replies; 7+ messages in thread
From: dcb314 at hotmail dot com @ 2021-09-02 8:12 UTC (permalink / raw)
To: gcc-bugs
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=102172
--- Comment #1 from David Binderman <dcb314 at hotmail dot com> ---
That's only 35 revisions, I'll have a go at a git bisect.
^ permalink raw reply [flat|nested] 7+ messages in thread
* [Bug c/102172] ice in determine_exit_conditions, at tree-ssa-loop-manip.c:1049
2021-09-02 8:09 [Bug c/102172] New: ice in determine_exit_conditions, at tree-ssa-loop-manip.c:1049 dcb314 at hotmail dot com
2021-09-02 8:12 ` [Bug c/102172] " dcb314 at hotmail dot com
@ 2021-09-02 8:14 ` marxin at gcc dot gnu.org
2021-09-02 8:15 ` [Bug c/102172] [12 Regression] ICE in determine_exit_conditions, at tree-ssa-loop-manip.c:1049 since r12-3136-g3673dcf6d6baeb67 marxin at gcc dot gnu.org
` (3 subsequent siblings)
5 siblings, 0 replies; 7+ messages in thread
From: marxin at gcc dot gnu.org @ 2021-09-02 8:14 UTC (permalink / raw)
To: gcc-bugs
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=102172
Martin Liška <marxin at gcc dot gnu.org> changed:
What |Removed |Added
----------------------------------------------------------------------------
CC| |marxin at gcc dot gnu.org
--- Comment #2 from Martin Liška <marxin at gcc dot gnu.org> ---
Started with r12-3136-g3673dcf6d6baeb67.
^ permalink raw reply [flat|nested] 7+ messages in thread
* [Bug c/102172] [12 Regression] ICE in determine_exit_conditions, at tree-ssa-loop-manip.c:1049 since r12-3136-g3673dcf6d6baeb67
2021-09-02 8:09 [Bug c/102172] New: ice in determine_exit_conditions, at tree-ssa-loop-manip.c:1049 dcb314 at hotmail dot com
2021-09-02 8:12 ` [Bug c/102172] " dcb314 at hotmail dot com
2021-09-02 8:14 ` marxin at gcc dot gnu.org
@ 2021-09-02 8:15 ` marxin at gcc dot gnu.org
2021-09-02 8:22 ` [Bug tree-optimization/102172] " pinskia at gcc dot gnu.org
` (2 subsequent siblings)
5 siblings, 0 replies; 7+ messages in thread
From: marxin at gcc dot gnu.org @ 2021-09-02 8:15 UTC (permalink / raw)
To: gcc-bugs
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=102172
Martin Liška <marxin at gcc dot gnu.org> changed:
What |Removed |Added
----------------------------------------------------------------------------
Ever confirmed|0 |1
Summary|ice in |[12 Regression] ICE in
|determine_exit_conditions, |determine_exit_conditions,
|at |at
|tree-ssa-loop-manip.c:1049 |tree-ssa-loop-manip.c:1049
| |since
| |r12-3136-g3673dcf6d6baeb67
Status|UNCONFIRMED |NEW
CC| |guojiufu at gcc dot gnu.org
Last reconfirmed| |2021-09-02
^ permalink raw reply [flat|nested] 7+ messages in thread
* [Bug tree-optimization/102172] [12 Regression] ICE in determine_exit_conditions, at tree-ssa-loop-manip.c:1049 since r12-3136-g3673dcf6d6baeb67
2021-09-02 8:09 [Bug c/102172] New: ice in determine_exit_conditions, at tree-ssa-loop-manip.c:1049 dcb314 at hotmail dot com
` (2 preceding siblings ...)
2021-09-02 8:15 ` [Bug c/102172] [12 Regression] ICE in determine_exit_conditions, at tree-ssa-loop-manip.c:1049 since r12-3136-g3673dcf6d6baeb67 marxin at gcc dot gnu.org
@ 2021-09-02 8:22 ` pinskia at gcc dot gnu.org
2021-09-02 9:12 ` rguenth at gcc dot gnu.org
2021-09-02 9:22 ` pinskia at gcc dot gnu.org
5 siblings, 0 replies; 7+ messages in thread
From: pinskia at gcc dot gnu.org @ 2021-09-02 8:22 UTC (permalink / raw)
To: gcc-bugs
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=102172
Andrew Pinski <pinskia at gcc dot gnu.org> changed:
What |Removed |Added
----------------------------------------------------------------------------
Target Milestone|--- |12.0
Keywords| |ice-on-valid-code
Component|c |tree-optimization
^ permalink raw reply [flat|nested] 7+ messages in thread
* [Bug tree-optimization/102172] [12 Regression] ICE in determine_exit_conditions, at tree-ssa-loop-manip.c:1049 since r12-3136-g3673dcf6d6baeb67
2021-09-02 8:09 [Bug c/102172] New: ice in determine_exit_conditions, at tree-ssa-loop-manip.c:1049 dcb314 at hotmail dot com
` (3 preceding siblings ...)
2021-09-02 8:22 ` [Bug tree-optimization/102172] " pinskia at gcc dot gnu.org
@ 2021-09-02 9:12 ` rguenth at gcc dot gnu.org
2021-09-02 9:22 ` pinskia at gcc dot gnu.org
5 siblings, 0 replies; 7+ messages in thread
From: rguenth at gcc dot gnu.org @ 2021-09-02 9:12 UTC (permalink / raw)
To: gcc-bugs
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=102172
--- Comment #3 from Richard Biener <rguenth at gcc dot gnu.org> ---
there are duplicates of this bug already
^ permalink raw reply [flat|nested] 7+ messages in thread
* [Bug tree-optimization/102172] [12 Regression] ICE in determine_exit_conditions, at tree-ssa-loop-manip.c:1049 since r12-3136-g3673dcf6d6baeb67
2021-09-02 8:09 [Bug c/102172] New: ice in determine_exit_conditions, at tree-ssa-loop-manip.c:1049 dcb314 at hotmail dot com
` (4 preceding siblings ...)
2021-09-02 9:12 ` rguenth at gcc dot gnu.org
@ 2021-09-02 9:22 ` pinskia at gcc dot gnu.org
5 siblings, 0 replies; 7+ messages in thread
From: pinskia at gcc dot gnu.org @ 2021-09-02 9:22 UTC (permalink / raw)
To: gcc-bugs
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=102172
Andrew Pinski <pinskia at gcc dot gnu.org> changed:
What |Removed |Added
----------------------------------------------------------------------------
Status|NEW |RESOLVED
Resolution|--- |DUPLICATE
--- Comment #4 from Andrew Pinski <pinskia at gcc dot gnu.org> ---
(In reply to Richard Biener from comment #3)
> there are duplicates of this bug already
Yes dup of bug 102087.
*** This bug has been marked as a duplicate of bug 102087 ***
^ permalink raw reply [flat|nested] 7+ messages in thread
end of thread, other threads:[~2021-09-02 9:22 UTC | newest]
Thread overview: 7+ messages (download: mbox.gz / follow: Atom feed)
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2021-09-02 8:09 [Bug c/102172] New: ice in determine_exit_conditions, at tree-ssa-loop-manip.c:1049 dcb314 at hotmail dot com
2021-09-02 8:12 ` [Bug c/102172] " dcb314 at hotmail dot com
2021-09-02 8:14 ` marxin at gcc dot gnu.org
2021-09-02 8:15 ` [Bug c/102172] [12 Regression] ICE in determine_exit_conditions, at tree-ssa-loop-manip.c:1049 since r12-3136-g3673dcf6d6baeb67 marxin at gcc dot gnu.org
2021-09-02 8:22 ` [Bug tree-optimization/102172] " pinskia at gcc dot gnu.org
2021-09-02 9:12 ` rguenth at gcc dot gnu.org
2021-09-02 9:22 ` pinskia at gcc dot gnu.org
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