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Date: Thu, 28 Oct 2021 12:41:39 +0000
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Subject: [dpdk-dev] [Bug 857] gcc12 build error, lib/mbuf
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https://bugs.dpdk.org/show_bug.cgi?id=3D857
Bug ID: 857
Summary: gcc12 build error, lib/mbuf
Product: DPDK
Version: 20.11
Hardware: All
OS: All
Status: UNCONFIRMED
Severity: normal
Priority: Normal
Component: core
Assignee: dev@dpdk.org
Reporter: ferruh.yigit@intel.com
Target Milestone: ---
With gcc 12.0.0 "gcc (GCC) 12.0.0 20211024 (experimental)"
../lib/mbuf/rte_mbuf_dyn.c: In function =E2=80=98rte_mbuf_dynflag_lookup=E2=
=80=99:
../lib/mbuf/rte_mbuf_dyn.c:397:17: warning: =E2=80=98memcpy=E2=80=99 readin=
g 68 bytes from a
region of size 64 [-Wstringop-overread]
397 | memcpy(params, &mbuf_dynflag->params, sizeof(*param=
s));
| ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~=
~~~
In file included from ../lib/mbuf/rte_mbuf_dyn.c:18:
../lib/mbuf/rte_mbuf_dyn.h:98:14: note: source object =E2=80=98name=E2=80=
=99 of size 64
98 | char name[RTE_MBUF_DYN_NAMESIZE]; /**< Name of the dynamic
flag. */
| ^~~~
--=20
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