[Haskell-cafe] Alex Lexer Performance Issues
travitch at cs.wisc.edu
Wed Jun 22 16:53:50 CEST 2011
On Wed, Jun 22, 2011 at 07:48:40AM +0100, Stephen Tetley wrote:
> How fast is good old String rather than ByteString?
> For lexing, String is a good fit (cheap deconstruction at the head /
> front). For your particular case, maybe it loses due to the large file
> size, maybe it doesn't...
I gave it a shot and the percentages in the profile are approximately
the same (and peak memory usage was about double). I might end up
having to parse the original binary format instead of the text format.
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