https://gcc.gnu.org/bugzilla/show_bug.cgi?id=102905
Bug ID: 102905
Summary: [12 regression] several vector test cases fail on
power 7 after r12-4490
Product: gcc
Version: 12.0
Status: UNCONFIRMED
Severity: normal
Priority: P3
Component: testsuite
Assignee: unassigned at gcc dot gnu.org
Reporter: seurer at gcc dot gnu.org
Target Milestone: ---
g:caab0139761b04226fab14d87c4a4f981d942bbf, r12-4490: 201 failures
> FAIL: gcc.dg/vect/vect-multitypes-4.c -flto -ffat-lto-objects
> scan-tree-dump-times vect "Alignment of access forced using peeling" 2
> FAIL: gcc.dg/vect/vect-multitypes-4.c -flto -ffat-lto-objects
> scan-tree-dump-times vect "Vectorizing an unaligned access" 8
> FAIL: gcc.dg/vect/vect-multitypes-4.c -flto -ffat-lto-objects
> scan-tree-dump-times vect "vectorized 1 loops" 2
> FAIL: gcc.dg/vect/vect-multitypes-4.c scan-tree-dump-times vect "Alignment of
> access forced using peeling" 2
> FAIL: gcc.dg/vect/vect-multitypes-4.c scan-tree-dump-times vect "Vectorizing
> an unaligned access" 8
> FAIL: gcc.dg/vect/vect-multitypes-4.c scan-tree-dump-times vect "vectorized 1
> loops" 2
> FAIL: gcc.dg/vect/vect-peel-1.c -flto -ffat-lto-objects scan-tree-dump-times
> vect "Alignment of access forced using peeling" 1
> FAIL: gcc.dg/vect/vect-peel-1.c -flto -ffat-lto-objects scan-tree-dump-times
> vect "vectorized 1 loops" 1
> FAIL: gcc.dg/vect/vect-peel-1.c scan-tree-dump-times vect "Alignment of
> access forced using peeling" 1
> FAIL: gcc.dg/vect/vect-peel-1.c scan-tree-dump-times vect "vectorized 1
> loops" 1
These are probably failing due to limitations in vector stuff on power 7.
Perhaps just skip these on power 7?
commit caab0139761b04226fab14d87c4a4f981d942bbf (HEAD, refs/bisect/bad)
Author: Richard Biener <rguent...@suse.de>
Date: Mon Oct 18 15:55:22 2021 +0200
Remove check_aligned parameter from vect_supportable_dr_alignment
