tree 798f3843c162f260beea1ca2c334dd76a34708eb
parent bf10593a3a912cd3cac69569c7474e687c0d0cd8
author Roberto Ierusalimschy <roberto@inf.puc-rio.br> 1617043638 -0300
committer Roberto Ierusalimschy <roberto@inf.puc-rio.br> 1617043638 -0300

New hash function for integer keys

When integer keys do not form a sequence, it is better to use all their
bits to compute their hashes. (The previous implementation was quite bad
for integer keys with common lower bits, and disastrous for integer keys
changing only in their upper 32 bits.)