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Re: Bison development

From: Magnus Fromreide
Subject: Re: Bison development
Date: Thu, 17 Jan 2002 10:31:30 +0100 (MET)

On 17 Jan 2002, Akim Demaille wrote:

> OK, if you want a project, then there is one thing we need: that
> someone find a good implementation of bit vector to implement sets.
> We need a good implementation, efficient and with a nice interface.
> There is a crucial need in Bison, but for the time being, unions,
> intersections etc. are computed but loops all over the place.  We need
> macros/routines that raise the abstraction level up to sets.

GCC contains two or three versions of bitvectors with different properties
(optimized for sparse sets etc.) Maybe one of them could be used? The
problem might be the demand for a 'nice interface'.

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