Commit e273976d authored by POTTIER Francois's avatar POTTIER Francois

TODO note.

parent 53f9ac83
* Is it true that the warning "this production is never reduced" is
sound but incomplete? i.e. certain states could be unreachable and
we do not know it (but LRijkstra can tell us).
Take never_reduced.mly and see if we can have a production that is
never reduced *and no warning about it*. (Just place it behind
another production that is never reduced.) Document this fact.
* Another crazy idea: if we had a special "void" non-terminal symbol,
we could use it as a parameter, which would allow us to make extensible
definitions. (Any production that contains void would be removed after
......
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