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adding a few more annotations to make Racket 5.3.1 happy

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Danny Yoo 2012-10-23 17:39:00 -06:00
parent 343a0995f7
commit ed4e00e952
1 changed files with 2 additions and 2 deletions
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4
compiler/lexical-env.rkt
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@ -122,8 +122,8 @@
;; Given a list of lexical addresses, computes a set of unique references.
;; Multiple lexical addresses to a single prefix should be treated identically.
(define (collect-lexical-references addresses)
(let: ([prefix-references : (Setof EnvWholePrefixReference) (new-set)]
[lexical-references : (Setof EnvLexicalReference) (new-set)])
(let: ([prefix-references : (Setof EnvWholePrefixReference) ((inst new-set EnvWholePrefixReference))]
[lexical-references : (Setof EnvLexicalReference) ((inst new-set EnvLexicalReference))])
(let: loop : (Listof (U EnvLexicalReference EnvWholePrefixReference))
([addresses : (Listof LexicalAddress) addresses])
(cond