https://bugs.dpdk.org/show_bug.cgi?id=1062
Bug ID: 1062
Summary: GCC 12 build errors with --buildtype=debug
Product: DPDK
Version: unspecified
Hardware: All
OS: All
Status: UNCONFIRMED
Severity: normal
Priority: Normal
Component: core
Assignee: dev@dpdk.org
Reporter: jerinjac...@gmail.com
Target Milestone: ---
Reproducer:
meson --werror --buildtype=debug build
ninja -C build
gcc version:
gcc version 12.1.1 20220730 (GCC) (Archlinux)
Log:
../lib/eventdev/rte_event_eth_rx_adapter.c: In function
‘rxa_intr_ring_dequeue’:
../lib/eventdev/rte_event_eth_rx_adapter.c:1213:34: note: destination object
‘qd’ of size 8
1213 | union queue_data qd = rx_adapter->qd;
| ^~
In function ‘__rte_ring_dequeue_elems_128’,
inlined from ‘__rte_ring_dequeue_elems’ at
../lib/ring/rte_ring_elem_pvt.h:262:3,
inlined from ‘__rte_ring_do_hts_dequeue_elem’ at
../lib/ring/rte_ring_hts_elem_pvt.h:237:3,
inlined from ‘rte_ring_mc_hts_dequeue_bulk_elem’ at
../lib/ring/rte_ring_hts.h:83:9,
inlined from ‘rte_ring_dequeue_bulk_elem’ at
../lib/ring/rte_ring_elem.h:391:10,
inlined from ‘rte_ring_dequeue_elem’ at ../lib/ring/rte_ring_elem.h:476:9,
inlined from ‘rte_ring_dequeue’ at ../lib/ring/rte_ring.h:480:9,
inlined from ‘rxa_intr_ring_dequeue’ at
../lib/eventdev/rte_event_eth_rx_adapter.c:1220:10:
../lib/ring/rte_ring_elem_pvt.h:234:25: error: ‘memcpy’ writing 32 bytes into a
region of size 8 overflows the destination [-Werror=stringop-overflow=]
234 | memcpy((void *)(obj + i), (void *)(ring + idx),
32);
|
^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
../lib/eventdev/rte_event_eth_rx_adapter.c: In function
‘rxa_intr_ring_dequeue’:
../lib/eventdev/rte_event_eth_rx_adapter.c:1213:34: note: destination object
‘qd’ of size 8
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