Re: LR(1) Parsing : Error Handling & Recovery

On 7/20/14, 2:38 AM, Hans Aberg wrote:
>> A GLR parser splits the parses in face of an ambiguity, which might be
>> used instead. Bison supports this, but currently the actions during a
>> parse split are not executed, and so cannot set context variables for
>> the lexer, until the merge.


In short, your idea can be applied only as a hack; it might work
sometimes, depends on the grammar. If that is what you meant we don't
disagree.
[In my experience, it's a rare parser that is useful and doesn't depend on some hacks. -John]

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