Project Highlight: The New CTFE Engine

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CTFE (Compile-Time Function Execution) is today a core feature of the D Programming Language. D creator Walter Bright first implemented it in DMD as an extension of the constant folding logic that was already there. Don Clugston (of FastDelegate fame) made a pass at improving it and, according to Walter, “took it much further“. Since that … Continue reading Project Highlight: The New CTFE Engine

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Big Performance Improvement for std.regex

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Dmitry Olshansky has been a frequent contributor to the D programming language. Perhaps his best known work is his overhaul of the std.regex module, which he architected as part of Google Summer of Code 2011. In this post, he describes an algorithmic optimization he implemented this past summer that resulted in a big performance win. … Continue reading Big Performance Improvement for std.regex

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