Fabio Niephaus uploaded a new version of Collections to project The Trunk: http://source.squeak.org/trunk/Collections-fn.869.mcz
==================== Summary ====================
Name: Collections-fn.869 Author: fn Time: 3 January 2020, 10:27:08.945712 am UUID: c29ef38b-f152-468e-bac9-74515c099ac4 Ancestors: Collections-nice.868
Add quick-check for identity to String>>sameAs: (similar to Character>>sameAs:).
Example: [MenuIcons smallInspectItIconContents sameAs: MenuIcons smallInspectItIconContents] bench
Before: 1,740,000 per second. 574 nanoseconds per run. 0 % GC time.
After: 94,800,000 per second. 10.5 nanoseconds per run. 0 % GC time.
=============== Diff against Collections-nice.868 ===============
Item was changed: ----- Method: String>>sameAs: (in category 'comparing') ----- sameAs: aString "Answer whether the receiver sorts equal to aString. The collation sequence is ascii with case differences ignored." + self == aString ifTrue: [ ^true ]. ^(self compare: aString caseSensitive: false) = 2!