[dpdk-dev] [Bug 848] gcc12 build error, app/test

[bugzilla@dpdk.org]

https://bugs.dpdk.org/show_bug.cgi?id=848

            Bug ID: 848
           Summary: gcc12 build error, app/test
           Product: DPDK
           Version: 20.11
          Hardware: All
                OS: All
            Status: UNCONFIRMED
          Severity: normal
          Priority: Normal
         Component: other
          Assignee: dev@dpdk.org
          Reporter: ferruh.yigit@intel.com
  Target Milestone: ---

With gcc 12.0.0 "gcc (GCC) 12.0.0 20211024 (experimental)"

In file included from
/usr/local/gcc-latest/lib/gcc/x86_64-pc-linux-gnu/12.0.0/include/immintrin.h:43,
                 from
/usr/local/gcc-latest/lib/gcc/x86_64-pc-linux-gnu/12.0.0/include/x86intrin.h:32,
                 from ../lib/eal/x86/include/rte_vect.h:31,
                 from ../lib/eal/x86/include/rte_memcpy.h:17,
                 from ../lib/mempool/rte_mempool.h:50,
                 from ../lib/mbuf/rte_mbuf.h:38,
                 from ../app/test/test_ipsec.c:9:
In function ‘_mm256_loadu_si256’,
    inlined from ‘rte_mov32’ at ../lib/eal/x86/include/rte_memcpy.h:319:9,
    inlined from ‘rte_mov128’ at ../lib/eal/x86/include/rte_memcpy.h:344:2,
    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 ‘setup_test_string.constprop’ at
../app/test/test_ipsec.c:561:4:
/usr/local/gcc-latest/lib/gcc/x86_64-pc-linux-gnu/12.0.0/include/avxintrin.h:929:10:
warning: array subscript ‘__m256i_u[3]’ is partly outside array bounds of
‘const char[108]’ [-Warray-bounds]
  929 |   return *__P;
      |          ^~~~
../app/test/test_ipsec.c: In function ‘setup_test_string.constprop’:
../app/test/test_ipsec.c:528:12: note: at offset 96 into object
‘null_plain_data’ of size 108
  528 | const char null_plain_data[] =
      |            ^~~~~~~~~~~~~~~
In file included from
/usr/local/gcc-latest/lib/gcc/x86_64-pc-linux-gnu/12.0.0/include/immintrin.h:43,
                 from
/usr/local/gcc-latest/lib/gcc/x86_64-pc-linux-gnu/12.0.0/include/x86intrin.h:32,
                 from ../lib/eal/x86/include/rte_vect.h:31,
                 from ../lib/eal/x86/include/rte_memcpy.h:17,
                 from ../lib/mempool/rte_mempool.h:50,
                 from ../lib/mbuf/rte_mbuf.h:38,
                 from ../app/test/test_ipsec.c:9:
In function ‘_mm256_loadu_si256’,
    inlined from ‘rte_mov32’ at ../lib/eal/x86/include/rte_memcpy.h:319:9,
    inlined from ‘rte_mov128’ at ../lib/eal/x86/include/rte_memcpy.h:344:2,
    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 ‘setup_test_string’ at ../app/test/test_ipsec.c:561:4,
    inlined from ‘test_ipsec_lksd_proto_inb_burst_null_null’ at
../app/test/test_ipsec.c:1806:24:
/usr/local/gcc-latest/lib/gcc/x86_64-pc-linux-gnu/12.0.0/include/avxintrin.h:929:10:
warning: array subscript ‘__m256i_u[3]’ is partly outside array bounds of
‘const char[108]’ [-Warray-bounds]
  929 |   return *__P;
      |          ^~~~
../app/test/test_ipsec.c: In function
‘test_ipsec_lksd_proto_inb_burst_null_null’:
../app/test/test_ipsec.c:532:12: note: at offset 96 into object
‘null_encrypted_data’ of size 108
  532 | const char null_encrypted_data[] =
      |            ^~~~~~~~~~~~~~~~~~~

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