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HEAD
Merge branch 'sg/bugreport-fixes'
[git]
/
t
/
t4018
/
scheme-library
1
(library (my-helpers id-stuff) RIGHT
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(export find-dup)
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(import (ChangeMe))
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(define (find-dup l)
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(and (pair? l)
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(let loop ((rest (cdr l)))
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(cond
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[(null? rest) (find-dup (cdr l))]
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[(bound-identifier=? (car l) (car rest))
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(car rest)]
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[else (loop (cdr rest))])))))