2013/1/4 Neil Toronto <neil.toro...@gmail.com>: > I gave `for/sum:' a little thought recently, though, and I couldn't think of > how to make it work without annotations. Maybe you'll have more success. I'm > less motivated to fix `for/sum:' than you are. :D
Here is my attempt. The only problem, is that when type checking fails, the set! expression is blamed instead of user code. /Jens Axel
for-sum.rkt
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