[Chicken-janitors] #1534: string<=? and string>=? return the wrong value for some strings

[Chicken Trac]

#1534: string<=? and string>=? return the wrong value for some strings
----------------------------+-------------------------------
 Reporter:  sjamaan         |                 Owner:
     Type:  defect          |                Status:  new
 Priority:  major           |             Milestone:  5.0
Component:  core libraries  |               Version:  4.13.0
 Keywords:                  |  Estimated difficulty:  easy
----------------------------+-------------------------------
 Nils Holm found a bug in `string<=?` and `string>=?`, which Sven Hartrumpf
 [http://lists.nongnu.org/archive/html/chicken-users/2018-09/msg00006.html
 forwarded] to our mailing list:

 > The issue reported by Nils Holm
 in http://groups.google.com/group/comp.lang.scheme/t/6b8be06b84b39a7
 affects chicken 5, too:
 >
 > > `(string-ci<=? "test" "tes")`
 > > `#t`
 > > `(string-ci>=? "test" "tes")`
 > > `#f`

 This should be fixed in the `chicken-4` branch as well as `master`.

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Ticket URL: <https://bugs.call-cc.org/ticket/1534>
CHICKEN Scheme <https://www.call-cc.org/>
CHICKEN Scheme is a compiler for the Scheme programming language.