our later revision<\/a>, and is left here only for historical interest.<\/p>\n <\/p>\n
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Any decent optimising compiler for a lazy language like Haskell must include a strictness analyser. The results of this analysis allow the compiler to use call-by-value instead of call-by-need, and that leads to big performance improvements. It turns out that strictness analysis is an interesting problem from a theoretical point of view, and the 1980’s 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