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* [Bug c/99455] New: internal compiler error: In function 'prb_reserve_in_last' in linux kernel
@ 2021-03-07 20:50 raj.khem at gmail dot com
2021-03-07 21:00 ` [Bug c/99455] " pinskia at gcc dot gnu.org
` (3 more replies)
0 siblings, 4 replies; 5+ messages in thread
From: raj.khem at gmail dot com @ 2021-03-07 20:50 UTC (permalink / raw)
To: gcc-bugs
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=99455
Bug ID: 99455
Summary: internal compiler error: In function
'prb_reserve_in_last' in linux kernel
Product: gcc
Version: 11.0
Status: UNCONFIRMED
Severity: normal
Priority: P3
Component: c
Assignee: unassigned at gcc dot gnu.org
Reporter: raj.khem at gmail dot com
Target Milestone: ---
compiling attached source with -Os causes the ICE, it works ok with -O1 or -O2
=========================
$ x86_64-yoe-linux-musl-gcc -Os b.c -c
b.c:21245:1: error: unrecognizable insn:
21245 | }
| ^
(insn 58 57 446 6 (parallel [
(asm_operands/v ("push %0 ; popf") ("") 0 [
(mem:DI (plus:DI (mem/c:DI (plus:DI (reg/f:DI 7 sp)
(const_int 8 [0x8])) [27 %sfp+-72 S8 A64])
(const_int 8 [0x8])) [16 e_56(D)->irqflags+0 S8
A64])
]
[
(asm_input:DI ("g") b.c:9370)
]
[] b.c:9370)
(clobber (mem:BLK (scratch) [0 A8]))
(clobber (reg:CC 17 flags))
]) "b.c":9370:2 -1
(nil))
during RTL pass: postreload
b.c:21245:1: internal compiler error: in extract_constrain_insn, at
recog.c:2670
0x1564e08 internal_error(char const*, ...)
???:0
0x60277f fancy_abort(char const*, int, char const*)
???:0
0x5dddbe _fatal_insn(char const*, rtx_def const*, char const*, int, char
const*)
???:0
0x5dddda _fatal_insn_not_found(rtx_def const*, char const*, int, char const*)
???:0
==============================
gcc version 11.0.1 20210307 (experimental) (GCC)
^ permalink raw reply [flat|nested] 5+ messages in thread
* [Bug c/99455] internal compiler error: In function 'prb_reserve_in_last' in linux kernel
2021-03-07 20:50 [Bug c/99455] New: internal compiler error: In function 'prb_reserve_in_last' in linux kernel raj.khem at gmail dot com
@ 2021-03-07 21:00 ` pinskia at gcc dot gnu.org
2021-03-08 19:25 ` raj.khem at gmail dot com
` (2 subsequent siblings)
3 siblings, 0 replies; 5+ messages in thread
From: pinskia at gcc dot gnu.org @ 2021-03-07 21:00 UTC (permalink / raw)
To: gcc-bugs
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=99455
Andrew Pinski <pinskia at gcc dot gnu.org> changed:
What |Removed |Added
----------------------------------------------------------------------------
Status|UNCONFIRMED |RESOLVED
Resolution|--- |DUPLICATE
--- Comment #1 from Andrew Pinski <pinskia at gcc dot gnu.org> ---
Dup of bug 99422.
*** This bug has been marked as a duplicate of bug 99422 ***
^ permalink raw reply [flat|nested] 5+ messages in thread
* [Bug c/99455] internal compiler error: In function 'prb_reserve_in_last' in linux kernel
2021-03-07 20:50 [Bug c/99455] New: internal compiler error: In function 'prb_reserve_in_last' in linux kernel raj.khem at gmail dot com
2021-03-07 21:00 ` [Bug c/99455] " pinskia at gcc dot gnu.org
@ 2021-03-08 19:25 ` raj.khem at gmail dot com
2021-03-08 19:26 ` raj.khem at gmail dot com
2021-05-30 20:34 ` [Bug middle-end/99455] " pinskia at gcc dot gnu.org
3 siblings, 0 replies; 5+ messages in thread
From: raj.khem at gmail dot com @ 2021-03-08 19:25 UTC (permalink / raw)
To: gcc-bugs
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=99455
Khem Raj <raj.khem at gmail dot com> changed:
What |Removed |Added
----------------------------------------------------------------------------
Status|RESOLVED |UNCONFIRMED
Resolution|DUPLICATE |---
--- Comment #2 from Khem Raj <raj.khem at gmail dot com> ---
This is still reproducing with gcc built after fix for #99422 went in.
^ permalink raw reply [flat|nested] 5+ messages in thread
* [Bug c/99455] internal compiler error: In function 'prb_reserve_in_last' in linux kernel
2021-03-07 20:50 [Bug c/99455] New: internal compiler error: In function 'prb_reserve_in_last' in linux kernel raj.khem at gmail dot com
2021-03-07 21:00 ` [Bug c/99455] " pinskia at gcc dot gnu.org
2021-03-08 19:25 ` raj.khem at gmail dot com
@ 2021-03-08 19:26 ` raj.khem at gmail dot com
2021-05-30 20:34 ` [Bug middle-end/99455] " pinskia at gcc dot gnu.org
3 siblings, 0 replies; 5+ messages in thread
From: raj.khem at gmail dot com @ 2021-03-08 19:26 UTC (permalink / raw)
To: gcc-bugs
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=99455
--- Comment #3 from Khem Raj <raj.khem at gmail dot com> ---
Created attachment 50333
--> https://gcc.gnu.org/bugzilla/attachment.cgi?id=50333&action=edit
testcase
^ permalink raw reply [flat|nested] 5+ messages in thread
* [Bug middle-end/99455] internal compiler error: In function 'prb_reserve_in_last' in linux kernel
2021-03-07 20:50 [Bug c/99455] New: internal compiler error: In function 'prb_reserve_in_last' in linux kernel raj.khem at gmail dot com
` (2 preceding siblings ...)
2021-03-08 19:26 ` raj.khem at gmail dot com
@ 2021-05-30 20:34 ` pinskia at gcc dot gnu.org
3 siblings, 0 replies; 5+ messages in thread
From: pinskia at gcc dot gnu.org @ 2021-05-30 20:34 UTC (permalink / raw)
To: gcc-bugs
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=99455
Andrew Pinski <pinskia at gcc dot gnu.org> changed:
What |Removed |Added
----------------------------------------------------------------------------
Status|UNCONFIRMED |RESOLVED
Resolution|--- |DUPLICATE
--- Comment #4 from Andrew Pinski <pinskia at gcc dot gnu.org> ---
Dup of bug 99454.
*** This bug has been marked as a duplicate of bug 99454 ***
^ permalink raw reply [flat|nested] 5+ messages in thread
end of thread, other threads:[~2021-05-30 20:34 UTC | newest]
Thread overview: 5+ messages (download: mbox.gz / follow: Atom feed)
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2021-03-07 20:50 [Bug c/99455] New: internal compiler error: In function 'prb_reserve_in_last' in linux kernel raj.khem at gmail dot com
2021-03-07 21:00 ` [Bug c/99455] " pinskia at gcc dot gnu.org
2021-03-08 19:25 ` raj.khem at gmail dot com
2021-03-08 19:26 ` raj.khem at gmail dot com
2021-05-30 20:34 ` [Bug middle-end/99455] " pinskia at gcc dot gnu.org
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