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From: | Hans Aberg |
Subject: | Re: slow bison run |
Date: | Wed, 18 May 2005 02:26:42 +0200 |
At 16:18 -0700 2005/05/16, Paul Eggert wrote:
> The m4 version of bison is much slower with this file than the cpp version.It looks like most of the additional time is spent in m4.Yes, the current version of Bison is way, way too slow for large grammars. (Your grammar took 90 seconds for Bison to process on my 2.4 GHz Pentium 4 box.) Fixing this is on my long list of things to do. In the mean time you should consider installing the latest version of GNU m4, as it's a bit faster.
Would it be faster with Guile? -- Hans Aberg
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