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| author | Sverker Eriksson <[email protected]> | 2011-10-06 11:03:16 +0200 |
|---|---|---|
| committer | Sverker Eriksson <[email protected]> | 2011-10-06 12:00:10 +0200 |
| commit | 4e3771807535516c970b210272c89a71c34511e6 (patch) | |
| tree | 05482709c54b52c4c340ff336ac7bf3518442321 /erts | |
| parent | f3d4ed5a10fea88b596ffa52f7b5b1f835f54fba (diff) | |
| download | otp-4e3771807535516c970b210272c89a71c34511e6.tar.gz otp-4e3771807535516c970b210272c89a71c34511e6.tar.bz2 otp-4e3771807535516c970b210272c89a71c34511e6.zip | |
ETS: Fix faulty size calculation SIZEOF_EXTSEG
Probably not a bug in reallity, but it's simpler and safer to use offsetof
for dynamic sizeof calculations.
Diffstat (limited to 'erts')
| -rw-r--r-- | erts/emulator/beam/erl_db_hash.c | 3 |
1 files changed, 1 insertions, 2 deletions
diff --git a/erts/emulator/beam/erl_db_hash.c b/erts/emulator/beam/erl_db_hash.c index 2428ba655a..038a667b06 100644 --- a/erts/emulator/beam/erl_db_hash.c +++ b/erts/emulator/beam/erl_db_hash.c @@ -312,10 +312,9 @@ struct ext_segment { struct segment* segtab[1]; /* The segment table */ }; #define SIZEOF_EXTSEG(NSEGS) \ - (sizeof(struct ext_segment) - sizeof(struct segment*) + sizeof(struct segment*)*(NSEGS)) + (offsetof(struct ext_segment,segtab) + sizeof(struct segment*)*(NSEGS)) #if defined(DEBUG) || defined(VALGRIND) -# include <stddef.h> /* offsetof */ # define EXTSEG(SEGTAB_PTR) \ ((struct ext_segment*) (((char*)(SEGTAB_PTR)) - offsetof(struct ext_segment,segtab))) #endif |