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fix alpha-rename for kwargs

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* module/language/tree-il/optimize.scm (alpha-rename): Fix
  alpha-renaming of keyword arguments.
This commit is contained in:
Andy Wingo 2011-09-22 17:43:36 +02:00
parent a4c7fe5cde
commit c829531a46
1 changed files with 12 additions and 2 deletions
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14
module/language/tree-il/optimize.scm
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@ -65,9 +65,19 @@ references to the new symbols."
(append req
(or opt '())
(if rest (list rest) '())
(if kw (map cadr (cdr kw)) '()))))
(match kw
((aok? (_ name _) ...) name)
(_ '())))))
(mapping (fold vhash-consq mapping gensyms new)))
(make-lambda-case src req opt rest kw inits new
(make-lambda-case src req opt rest
(match kw
((aok? (kw name old) ...)
(cons aok? (map list
kw
name
(take-right new (length old)))))
(_ #f))
inits new
(loop body mapping)
(and alt (loop alt mapping)))))
(($ <lexical-ref> src name gensym)