Messages in this thread | | | Date | Wed, 22 Nov 2023 14:48:14 +1100 | From | Stephen Rothwell <> | Subject | linux-next: build warnings after merge of the kspp-gustavo tree |
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Hi all,
After merging the kspp-gustavo tree, today's linux-next build (sparc64 defconfig) produced these warnings:
mm/mempolicy.c: In function 'mpol_parse_str': mm/mempolicy.c:3007:26: warning: writing 1 byte into a region of size 0 [-Wstringop-overflow=] 3007 | *--flags = '='; | ~~~~~~~~~^~~~~ mm/mempolicy.c:2890:26: note: destination object 'str' of size [0, 9223372036854775807] 2890 | int mpol_parse_str(char *str, struct mempolicy **mpol) | ~~~~~~^~~ mm/mempolicy.c:3007:26: warning: writing 1 byte into a region of size 0 [-Wstringop-overflow=] 3007 | *--flags = '='; | ~~~~~~~~~^~~~~ mm/mempolicy.c:2890:26: note: destination object 'str' of size [0, 9223372036854775807] 2890 | int mpol_parse_str(char *str, struct mempolicy **mpol) | ~~~~~~^~~ mm/mempolicy.c:3007:26: warning: writing 1 byte into a region of size 0 [-Wstringop-overflow=] 3007 | *--flags = '='; | ~~~~~~~~~^~~~~ mm/mempolicy.c:2890:26: note: destination object 'str' of size [0, 9223372036854775807] 2890 | int mpol_parse_str(char *str, struct mempolicy **mpol) | ~~~~~~^~~ mm/mempolicy.c:3007:26: warning: writing 1 byte into a region of size 0 [-Wstringop-overflow=] 3007 | *--flags = '='; | ~~~~~~~~~^~~~~ mm/mempolicy.c:2890:26: note: destination object 'str' of size [0, 9223372036854775807] 2890 | int mpol_parse_str(char *str, struct mempolicy **mpol) | ~~~~~~^~~ mm/mempolicy.c:3005:29: warning: writing 1 byte into a region of size 0 [-Wstringop-overflow=] 3005 | *--nodelist = ':'; | ~~~~~~~~~~~~^~~~~ mm/mempolicy.c:2890:26: note: destination object 'str' of size [0, 9223372036854775807] 2890 | int mpol_parse_str(char *str, struct mempolicy **mpol) | ~~~~~~^~~ mm/mempolicy.c:2890:26: note: destination object 'str' of size [0, 9223372036854775807] mm/mempolicy.c:2890:26: note: destination object 'str' of size [0, 9223372036854775807] mm/mempolicy.c:2890:26: note: destination object 'str' of size [0, 9223372036854775807] mm/mempolicy.c:2890:26: note: destination object 'str' of size [0, 9223372036854775807] mm/mempolicy.c:2890:26: note: destination object 'str' of size [0, 9223372036854775807] mm/mempolicy.c:3007:26: warning: writing 1 byte into a region of size 0 [-Wstringop-overflow=] 3007 | *--flags = '='; | ~~~~~~~~~^~~~~ mm/mempolicy.c:2890:26: note: destination object 'str' of size [0, 9223372036854775807] 2890 | int mpol_parse_str(char *str, struct mempolicy **mpol) | ~~~~~~^~~ mm/mempolicy.c:3005:29: warning: writing 1 byte into a region of size 0 [-Wstringop-overflow=] 3005 | *--nodelist = ':'; | ~~~~~~~~~~~~^~~~~ mm/mempolicy.c:2890:26: note: destination object 'str' of size [0, 9223372036854775807] 2890 | int mpol_parse_str(char *str, struct mempolicy **mpol) | ~~~~~~^~~ mm/mempolicy.c:2890:26: note: destination object 'str' of size [0, 9223372036854775807] mm/mempolicy.c:2890:26: note: destination object 'str' of size [0, 9223372036854775807] mm/mempolicy.c:3007:26: warning: writing 1 byte into a region of size 0 [-Wstringop-overflow=] 3007 | *--flags = '='; | ~~~~~~~~~^~~~~ mm/mempolicy.c:2890:26: note: destination object 'str' of size [0, 9223372036854775807] 2890 | int mpol_parse_str(char *str, struct mempolicy **mpol) | ~~~~~~^~~
This is using gcc v11.1.0
-- Cheers, Stephen Rothwell [unhandled content-type:application/pgp-signature] | |