Re: Eliminating conflicts of parenthesized subexpressions

[Akim Demaille]

>>> "Hans" == Hans Aberg <address@hidden> writes:

 >>> I am sure Vincent had a multipass in his mind. I did not, in any case.
 >> 
 >> I don't undestand where you meant to drive the conversation then.

 > The original question was whether to capture the language by either
 > write a single expression hierarchy, and sort out whether operators
 > are properly combined by looking at their typing

Yes, but the thread was on:

     > >> So a simple form of type checking might also do the trick here;
     > >> however, type checking is better not done in the grammar, I think.
     >
     > > I looked a bit in Aho, Sethi & Ullman, "Compilers..." (the Dragon
     > > book), p.  351 ff., and they do it in the actions.

That's when I answered about several passes.  But now you say that
"[you] did not, in any case [ad a multipass in his mind]".  That
wasn't clear.