Chris Cunningham uploaded a new version of Collections to project The Inbox: http://source.squeak.org/inbox/Collections-cbc.813.mcz
==================== Summary ====================
Name: Collections-cbc.813 Author: cbc Time: 20 November 2018, 11:28:59.501218 am UUID: 78c08e62-a381-284a-b476-6e638d99f91d Ancestors: Collections-cbc.812
Altered Interval>>hash to increase entropy
=============== Diff against Collections-cbc.812 ===============
Item was changed: ----- Method: Interval>>hash (in category 'comparing') ----- hash "Hash is reimplemented because = is implemented." + ^((start hash hashMultiply bitXor: self last hash) hashMultiply + bitXor: self size)! - - ^(((start hash bitShift: 2) - bitOr: self last hash) - bitShift: 1) - bitOr: self size!