From: Thomas Monjalon <thomas@monjalon.net>
To: Rahul Bhansali <rbhansali@marvell.com>, Akhil Goyal <gakhil@marvell.com>
Cc: dev@dpdk.org, ruifeng.wang@arm.com, honnappa.nagarahalli@arm.com
Subject: DPDK build for Arm with GCC 12
Date: Tue, 04 Oct 2022 14:46:30 +0200 [thread overview]
Message-ID: <5990131.2l3rmUXbR5@thomas> (raw)
Hello,
GCC 12 suspects an out-of-bound write in NEON port_groupx4():
In file included from examples/ipsec-secgw/ipsec_neon.h:9,
from examples/ipsec-secgw/ipsec_lpm_neon.h:9,
from examples/ipsec-secgw/ipsec_worker.c:16:
examples/common/neon/port_group.h: In function 'port_groupx4':
examples/common/neon/port_group.h:42:21: error:
array subscript 'union <anonymous>[0]' is partly outside
array bounds of 'uint16_t[5]'
42 | pnum->u64 = gptbl[v].pnum;
| ^~
examples/common/neon/port_group.h:21:23: note:
object 'pn' of size [0, 10]
21 | port_groupx4(uint16_t pn[FWDSTEP + 1], uint16_t *lp, uint16x8_t dp1,
| ~~~~~~~~~^~~~~~~~~~~~~~~
examples/common/neon/port_group.h:43:21: error:
array subscript 'union <anonymous>[0]' is partly outside
array bounds of 'uint16_t[5]'
43 | pnum->u16[FWDSTEP] = 1;
| ^~
examples/common/neon/port_group.h:21:23: note:
object 'pn' of size [0, 10]
21 | port_groupx4(uint16_t pn[FWDSTEP + 1], uint16_t *lp, uint16x8_t dp1,
| ~~~~~~~~~^~~~~~~~~~~~~~~
Please could you help fixing it?
next reply other threads:[~2022-10-04 12:46 UTC|newest]
Thread overview: 3+ messages / expand[flat|nested] mbox.gz Atom feed top
2022-10-04 12:46 Thomas Monjalon [this message]
2022-10-06 6:14 ` [EXT] DPDK build for Arm with GCC 12 Rahul Bhansali
2022-10-06 9:20 ` Thomas Monjalon
Reply instructions:
You may reply publicly to this message via plain-text email
using any one of the following methods:
* Save the following mbox file, import it into your mail client,
and reply-to-all from there: mbox
Avoid top-posting and favor interleaved quoting:
https://en.wikipedia.org/wiki/Posting_style#Interleaved_style
* Reply using the --to, --cc, and --in-reply-to
switches of git-send-email(1):
git send-email \
--in-reply-to=5990131.2l3rmUXbR5@thomas \
--to=thomas@monjalon.net \
--cc=dev@dpdk.org \
--cc=gakhil@marvell.com \
--cc=honnappa.nagarahalli@arm.com \
--cc=rbhansali@marvell.com \
--cc=ruifeng.wang@arm.com \
/path/to/YOUR_REPLY
https://kernel.org/pub/software/scm/git/docs/git-send-email.html
* If your mail client supports setting the In-Reply-To header
via mailto: links, try the mailto: link
Be sure your reply has a Subject: header at the top and a blank line
before the message body.
This is an external index of several public inboxes,
see mirroring instructions on how to clone and mirror
all data and code used by this external index.