bugMIT/GNU Scheme - Bugs: bug #62707, fxbit-count

 
 

bug #62707: fxbit-count

Submitter:  None
Submitted:  Tue 05 Jul 2022 09:13:30 AM UTC
 
Category:  microcode Severity:  3 - Normal
Priority:  5 - Normal Item Group:  None
Status:  None Privacy:  Public
Assigned to:  None Originator Name:  Swedish Chef
Originator Email:  -email is unavailable- Open/Closed:  Open
Keywords: 
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Tue 05 Jul 2022 09:13:30 AM UTC, original submission:  

;; strange microcode

((make-primitive-procedure 'fxbit-count) fx-greatest) ;Value: 57
((make-primitive-procedure 'fxbit-count) fx-least) ;Value: 7
((make-primitive-procedure 'fxbit-count) -1) ;Value: 64

;; srfi 143

(fxbit-count fx-greatest) ;Value: 57
(fxbit-count fx-least) ;Value: 7
(fxbit-count -1) ;Value: 64

;; srfi 142/151

(bit-count fx-greatest) ;Value: 57
(bit-count fx-least) ;Value: 57
(bit-count -1) ;Value: 0

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