[Sisc-users] length applied to vector -> crash
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From: Dan <gre...@ya...> - 2006-06-20 17:09:40
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Here's what happens when you apply (length) to a vector: (define (vec-rev-for-each p v) (define l (length v)) (do ((i (- l 1) (- i 1))) ((< i 0) #t) (p i (vector-ref v i)))) #;> (vec-rev-for-each '#(1 2 3) values) Exception in thread "Thread-2" java.lang.ArrayIndexOutOfBoundsException: 1 at sisc.env.LexicalUtils.fixLexicals(Unknown Source) at sisc.exprs.LetrecExp.eval(Unknown Source) at sisc.interpreter.Interpreter.interpret(Unknown Source) at sisc.interpreter.Interpreter.interpret(Unknown Source) at sisc.interpreter.Interpreter.eval(Unknown Source) at sisc.data.SchemeThread.run(Unknown Source) at java.lang.Thread.run(Thread.java:595) I couldn't simplify this any further without the bug going away. -- Dan __________________________________________________ Do You Yahoo!? Tired of spam? Yahoo! Mail has the best spam protection around http://mail.yahoo.com |