Nicolas Cellier uploaded a new version of Kernel to project The Trunk: http://source.squeak.org/trunk/Kernel-nice.1041.mcz
==================== Summary ====================
Name: Kernel-nice.1041 Author: nice Time: 21 September 2016, 9:06:09.983013 pm UUID: 80f9f68f-fad8-42d7-b1bc-bfa1ee876629 Ancestors: Kernel-nice.1040
The last bits of intSpec are zero, so no need to mask it. Those bits are used in instances only - see intSpec comment.
=============== Diff against Kernel-nice.1040 ===============
Item was changed: ----- Method: Behavior>>isHalfWords (in category 'testing') ----- isHalfWords "Answer true if the receiver is made of 16-bit instance variables."
+ ^self instSpec = 2r1100! - ^(self instSpec bitAnd: 2r11100) = 2r1100!
Item was changed: ----- Method: Behavior>>isWords (in category 'testing') ----- isWords "Answer true if the receiver is made of 32-bit instance variables."
+ ^self instSpec = 2r1010! - ^(self instSpec bitAnd: 2r11110) = 2r1010!
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