GCC raises the following warning:
In function ‘_mm256_storeu_si256’,
inlined from ‘rte_mov32’ at
../lib/eal/x86/include/rte_memcpy.h:320:2,
inlined from ‘rte_mov128’ at
../lib/eal/x86/include/rte_memcpy.h:342:2,
inlined from ‘rte_memcpy_generic’ at
../lib/eal/x86/include/rte_memcpy.h:438:4,
inlined from ‘rte_memcpy’ at
../lib/eal/x86/include/rte_memcpy.h:882:10,
inlined from ‘__ecore_mcp_cmd_and_union’ at
../drivers/net/qede/base/ecore_mcp.c:541:3,
inlined from ‘_ecore_mcp_cmd_and_union’ at
../drivers/net/qede/base/ecore_mcp.c:638:2,
inlined from ‘ecore_mcp_cmd_and_union’ at
../drivers/net/qede/base/ecore_mcp.c:742:9:
/usr/lib/gcc/x86_64-redhat-linux/12/include/avxintrin.h:935:8: error:
array subscript 1 is outside array bounds of
‘union drv_union_data[1]’ [-Werror=array-bounds]
935 | *__P = __A;
| ~~~~~^~~~~
../drivers/net/qede/base/ecore_mcp.c: In function
‘ecore_mcp_cmd_and_union’:
../drivers/net/qede/base/ecore_mcp.c:533:30: note: at offset 32 into
object ‘union_data’ of size 32
533 | union drv_union_data union_data;
| ^~~~~~~~~~
Since this code is in the base driver, waive the check until the base
driver is fixed by the relevant people.
Cc: sta...@dpdk.org
Signed-off-by: David Marchand <david.march...@redhat.com>
---
drivers/net/qede/base/meson.build | 5 +++++
1 file changed, 5 insertions(+)
diff --git a/drivers/net/qede/base/meson.build
b/drivers/net/qede/base/meson.build
index 4ad177b478..c7b19be20a 100644
--- a/drivers/net/qede/base/meson.build
+++ b/drivers/net/qede/base/meson.build
@@ -44,6 +44,11 @@ error_cflags = [
'-Wno-sometimes-uninitialized',
'-Wno-pointer-bool-conversion',
]
+# FIXME
+if (toolchain == 'gcc' and cc.version().version_compare('>=12.0.0'))
+ error_cflags += ['-Wno-array-bounds']
+endif
+
c_args = cflags
foreach flag: error_cflags
if cc.has_argument(flag)
--
2.36.1
