gcc12 build error, common/cnxk

dpdk-dev [email protected] 1 participant 2 messages Oct 28, 2021 – Mar 15, 2022

Share & tools

[email protected]

author

2021-10-28 12:27 UTC #0 lore raw

https://bugs.dpdk.org/show_bug.cgi?id=854

            Bug ID: 854
           Summary: gcc12 build error, common/cnxk
           Product: DPDK
           Version: 20.11
          Hardware: All
                OS: All
            Status: UNCONFIRMED
          Severity: normal
          Priority: Normal
         Component: other
          Assignee: [email protected]
          Reporter: [email protected]

Target Milestone: ---

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

In function ‘npc_prep_mcam_ldata’,
inlined from ‘npc_update_extraction_data’ at
../drivers/common/cnxk/roc_npc_utils.c:195:2:
../drivers/common/cnxk/roc_npc_utils.c:13:26: warning: writing 32 bytes into a region of size 0 [-Wstringop-overflow=]

   13 |                 ptr[idx] = data[len - 1 - idx];
      |                 ~~~~~~~~~^~~~~~~~~~~~~~~~~~~~~

../drivers/common/cnxk/roc_npc_utils.c: In function ‘npc_update_extraction_data’:
../drivers/common/cnxk/roc_npc_utils.c:163:17: note: at offset 64 into destination object ‘int_info’ of size 64

  163 |         uint8_t int_info[NPC_MAX_EXTRACT_DATA_LEN];
      |                 ^~~~~~~~

   13 |                 ptr[idx] = data[len - 1 - idx];
      |                 ~~~~~~~~~^~~~~~~~~~~~~~~~~~~~~

../drivers/common/cnxk/roc_npc_utils.c: In function ‘npc_update_extraction_data’:
../drivers/common/cnxk/roc_npc_utils.c:163:17: note: at offset [96, 127] into destination object ‘int_info’ of size 64

  163 |         uint8_t int_info[NPC_MAX_EXTRACT_DATA_LEN];
      |                 ^~~~~~~~

   13 |                 ptr[idx] = data[len - 1 - idx];
      |                 ~~~~~~~~~^~~~~~~~~~~~~~~~~~~~~

../drivers/common/cnxk/roc_npc_utils.c: In function ‘npc_update_extraction_data’:
../drivers/common/cnxk/roc_npc_utils.c:163:17: note: at offset [128, 159] into destination object ‘int_info’ of size 64

  163 |         uint8_t int_info[NPC_MAX_EXTRACT_DATA_LEN];
      |                 ^~~~~~~~

   13 |                 ptr[idx] = data[len - 1 - idx];
      |                 ~~~~~~~~~^~~~~~~~~~~~~~~~~~~~~

../drivers/common/cnxk/roc_npc_utils.c: In function ‘npc_update_extraction_data’:
../drivers/common/cnxk/roc_npc_utils.c:163:17: note: at offset [160, 191] into destination object ‘int_info’ of size 64

  163 |         uint8_t int_info[NPC_MAX_EXTRACT_DATA_LEN];
      |                 ^~~~~~~~

   13 |                 ptr[idx] = data[len - 1 - idx];
      |                 ~~~~~~~~~^~~~~~~~~~~~~~~~~~~~~

../drivers/common/cnxk/roc_npc_utils.c: In function ‘npc_update_extraction_data’:
../drivers/common/cnxk/roc_npc_utils.c:163:17: note: at offset [192, 223] into destination object ‘int_info’ of size 64

  163 |         uint8_t int_info[NPC_MAX_EXTRACT_DATA_LEN];
      |                 ^~~~~~~~

In function ‘npc_prep_mcam_ldata’,
inlined from ‘npc_update_extraction_data’ at
../drivers/common/cnxk/roc_npc_utils.c:197:2:
../drivers/common/cnxk/roc_npc_utils.c:13:26: warning: writing 32 bytes into a region of size 0 [-Wstringop-overflow=]

   13 |                 ptr[idx] = data[len - 1 - idx];
      |                 ~~~~~~~~~^~~~~~~~~~~~~~~~~~~~~

../drivers/common/cnxk/roc_npc_utils.c: In function ‘npc_update_extraction_data’:
../drivers/common/cnxk/roc_npc_utils.c:162:17: note: at offset 64 into destination object ‘int_info_mask’ of size 64

  162 |         uint8_t int_info_mask[NPC_MAX_EXTRACT_DATA_LEN];
      |                 ^~~~~~~~~~~~~

   13 |                 ptr[idx] = data[len - 1 - idx];
      |                 ~~~~~~~~~^~~~~~~~~~~~~~~~~~~~~

../drivers/common/cnxk/roc_npc_utils.c: In function ‘npc_update_extraction_data’:
../drivers/common/cnxk/roc_npc_utils.c:162:17: note: at offset [96, 127] into destination object ‘int_info_mask’ of size 64

  162 |         uint8_t int_info_mask[NPC_MAX_EXTRACT_DATA_LEN];
      |                 ^~~~~~~~~~~~~

   13 |                 ptr[idx] = data[len - 1 - idx];
      |                 ~~~~~~~~~^~~~~~~~~~~~~~~~~~~~~

../drivers/common/cnxk/roc_npc_utils.c: In function ‘npc_update_extraction_data’:
../drivers/common/cnxk/roc_npc_utils.c:162:17: note: at offset [128, 159] into destination object ‘int_info_mask’ of size 64

  162 |         uint8_t int_info_mask[NPC_MAX_EXTRACT_DATA_LEN];
      |                 ^~~~~~~~~~~~~

   13 |                 ptr[idx] = data[len - 1 - idx];
      |                 ~~~~~~~~~^~~~~~~~~~~~~~~~~~~~~

../drivers/common/cnxk/roc_npc_utils.c: In function ‘npc_update_extraction_data’:
../drivers/common/cnxk/roc_npc_utils.c:162:17: note: at offset [160, 191] into destination object ‘int_info_mask’ of size 64

  162 |         uint8_t int_info_mask[NPC_MAX_EXTRACT_DATA_LEN];
      |                 ^~~~~~~~~~~~~

   13 |                 ptr[idx] = data[len - 1 - idx];
      |                 ~~~~~~~~~^~~~~~~~~~~~~~~~~~~~~

../drivers/common/cnxk/roc_npc_utils.c: In function ‘npc_update_extraction_data’:
../drivers/common/cnxk/roc_npc_utils.c:162:17: note: at offset [192, 223] into destination object ‘int_info_mask’ of size 64

  162 |         uint8_t int_info_mask[NPC_MAX_EXTRACT_DATA_LEN];
      |                 ^~~~~~~~~~~~~

Signature · 2 lines

You are receiving this mail because:
You are the assignee for the bug.

[email protected]

author

2022-03-15 16:44 UTC #1 lore raw

https://bugs.dpdk.org/show_bug.cgi?id=854

Thomas Monjalon ([email protected]) changed:

What |Removed |Added
----------------------------------------------------------------------------

             Status|CONFIRMED                   |RESOLVED
         Resolution|---                         |FIXED

--- Comment #3 from Thomas Monjalon ([email protected]) --- Resolved in http://git.dpdk.org/dpdk/commit/?id=8540d7dbfc

Signature · 2 lines

You are receiving this mail because:
You are the assignee for the bug.