[antlr-interest] Grammar generation results in exception
Gavin Lambert
antlr at mirality.co.nz
Mon Jun 25 13:38:15 PDT 2007
At 05:55 26/06/2007, Robin Davies wrote:
>I'm curious about this. I'm approaching the point at which I
need
>to convert my grammar to non-backtracking (if neccessary), and
to
>optimize (as required). And I'm not entirely clear on the
>performance implications of various optimizations. Given a
choice
>between maintainability with decent performance, and
head-snapping
>speed, I'll take the former anytime.
So far, in my (limited) experience with ANTLR, I haven't seen any
significant performance difference between having backtracking on
and off. The only noticeable difference is that the parser
generates the wrong results (for my grammar) if backtracking is
off :)
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