Re: burg with n-ary trees?

Vladimir Makarov <>
12 Feb 2000 21:31:31 -0500

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burg with n-ary trees? (George Almasi) (2000-02-10)
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Re: burg with n-ary trees? (Vladimir Makarov) (2000-02-12)
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From: Vladimir Makarov <>
Newsgroups: comp.compilers
Date: 12 Feb 2000 21:31:31 -0500
Organization: Cygnus Solutions
References: 00-02-039
Keywords: tools

George Almasi wrote:
> Has anyone modified burg/iburg to accommodate n-ary trees?

There is analogous tool (NONA) in COCOM toolset which you can find it on

Nona implements approach of IBURG (dynamic programming during work
generator or pattern matcher) and can process n-ary trees and even DAG.
Another useful feature is guards for patterns. Actually it is possibly
to implement usage of dynamic programming during work of NONA (BURG
implements the same approach) which will results in faster generators
(pattern matchers) but the guards considerably complicates the

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