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* [Bug target/96544] New: ICE in simplify_gen_subreg_concatn, at lower-subreg.c:717
@ 2020-08-10 1:29 asolokha at gmx dot com
2022-10-19 4:03 ` [Bug target/96544] " asolokha at gmx dot com
2022-10-27 6:36 ` linkw at gcc dot gnu.org
0 siblings, 2 replies; 3+ messages in thread
From: asolokha at gmx dot com @ 2020-08-10 1:29 UTC (permalink / raw)
To: gcc-bugs
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=96544
Bug ID: 96544
Summary: ICE in simplify_gen_subreg_concatn, at
lower-subreg.c:717
Product: gcc
Version: 11.0
Status: UNCONFIRMED
Keywords: ice-on-valid-code
Severity: normal
Priority: P3
Component: target
Assignee: unassigned at gcc dot gnu.org
Reporter: asolokha at gmx dot com
Target Milestone: ---
Target: powerpc-*-linux-gnu
gcc-11.0.0-alpha20200802 snapshot (g:6e46b3f3da5c03bc529b3690dd0995927feb9142)
ICEs when compiling gcc/testsuite/gcc.dg/pr94574.c w/ -O1 -fno-dce
-fno-tree-fre:
% powerpc-e300c3-linux-gnu-gcc-11.0.0 -O1 -fno-dce -fno-tree-fre -w -c
gcc/testsuite/gcc.dg/pr94574.c
during RTL pass: subreg2
gcc/testsuite/gcc.dg/pr94574.c: In function 'foo':
gcc/testsuite/gcc.dg/pr94574.c:15:1: internal compiler error: in
simplify_gen_subreg_concatn, at lower-subreg.c:717
15 | }
| ^
0x77b21d simplify_gen_subreg_concatn
/var/tmp/portage/cross-powerpc-e300c3-linux-gnu/gcc-11.0.0_alpha20200802/work/gcc-11-20200802/gcc/lower-subreg.c:717
0x169048a resolve_simple_move
/var/tmp/portage/cross-powerpc-e300c3-linux-gnu/gcc-11.0.0_alpha20200802/work/gcc-11-20200802/gcc/lower-subreg.c:1091
0x16917fb decompose_multiword_subregs
/var/tmp/portage/cross-powerpc-e300c3-linux-gnu/gcc-11.0.0_alpha20200802/work/gcc-11-20200802/gcc/lower-subreg.c:1657
0x169229d execute
/var/tmp/portage/cross-powerpc-e300c3-linux-gnu/gcc-11.0.0_alpha20200802/work/gcc-11-20200802/gcc/lower-subreg.c:1821
^ permalink raw reply [flat|nested] 3+ messages in thread
* [Bug target/96544] ICE in simplify_gen_subreg_concatn, at lower-subreg.c:717
2020-08-10 1:29 [Bug target/96544] New: ICE in simplify_gen_subreg_concatn, at lower-subreg.c:717 asolokha at gmx dot com
@ 2022-10-19 4:03 ` asolokha at gmx dot com
2022-10-27 6:36 ` linkw at gcc dot gnu.org
1 sibling, 0 replies; 3+ messages in thread
From: asolokha at gmx dot com @ 2022-10-19 4:03 UTC (permalink / raw)
To: gcc-bugs
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=96544
--- Comment #1 from Arseny Solokha <asolokha at gmx dot com> ---
I cannot reproduce it anymore w/ gcc 13.0.0 20221016 snapshot
(g:6366e3e8847af98d4728d55951534769d034d02a) and w/ gcc 12.2.
^ permalink raw reply [flat|nested] 3+ messages in thread
* [Bug target/96544] ICE in simplify_gen_subreg_concatn, at lower-subreg.c:717
2020-08-10 1:29 [Bug target/96544] New: ICE in simplify_gen_subreg_concatn, at lower-subreg.c:717 asolokha at gmx dot com
2022-10-19 4:03 ` [Bug target/96544] " asolokha at gmx dot com
@ 2022-10-27 6:36 ` linkw at gcc dot gnu.org
1 sibling, 0 replies; 3+ messages in thread
From: linkw at gcc dot gnu.org @ 2022-10-27 6:36 UTC (permalink / raw)
To: gcc-bugs
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=96544
Kewen Lin <linkw at gcc dot gnu.org> changed:
What |Removed |Added
----------------------------------------------------------------------------
Status|UNCONFIRMED |ASSIGNED
Last reconfirmed| |2022-10-27
Ever confirmed|0 |1
CC| |linkw at gcc dot gnu.org,
| |rguenth at gcc dot gnu.org
--- Comment #2 from Kewen Lin <linkw at gcc dot gnu.org> ---
The bisection shows this issue was gone since r12-4428 (for fixing PR102682),
not sure if we want this to be backport-ed, CC Richi.
^ permalink raw reply [flat|nested] 3+ messages in thread
end of thread, other threads:[~2022-10-27 6:36 UTC | newest]
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2020-08-10 1:29 [Bug target/96544] New: ICE in simplify_gen_subreg_concatn, at lower-subreg.c:717 asolokha at gmx dot com
2022-10-19 4:03 ` [Bug target/96544] " asolokha at gmx dot com
2022-10-27 6:36 ` linkw at gcc dot gnu.org
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