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Correct unsequenced modification and access to 'base'

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This commit is contained in:
Nick Briggs 2017-05-28 21:38:51 -07:00
parent fe2014d064
commit 203d02caed
1 changed files with 2 additions and 1 deletions
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3
src/sxhash.c
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@ -159,7 +159,8 @@ unsigned short sxhash_bitvec(OneDArray *obj) {
if (len < 16) hash = hash >> (16 - len);
} else {
bitoffset = offset & 15;
hash = (GETWORD(base++) << (bitoffset)) | (GETWORD(base) >> (16 - bitoffset));
hash = (GETWORD(base++) << (bitoffset));
hash |= (GETWORD(base) >> (16 - bitoffset));
if ((len - offset) < 16) hash = hash >> (16 - (len - offset));
}
return (hash);