Re: ANTLR grammar for Ada available

[olivermkellogg@gmail.com]

On Monday, December 31, 2018 at 1:32:50 PM UTC+1, Vincent DIEMUNSCH wrote:
> [...]
> Hi Alex,
> 
> You are certainly right about the quality of the generated AST, superior in
> V4. My point was simply that, from a pure parser perspective, the ability
> of backtracking and memorizing previous attempts, as it is done in V4,
> although more powerful, is not necessary for parsing the Ada language.
> Hence it seemed to me perfectly reasonable to stay in V3 for Ada, if the
> runtime support already exists.

I agree and would add that I actually prefer working with the less sophisticated V2/V3 technology because it elicits weaknesses in the RM Annex P grammar which might go unnoticed using the more powerful V4 technology.
See my posting "Ada grammar rules for names too permissive" [1].

- Oliver

[1] https://groups.google.com/forum/#!topic/comp.lang.ada/U5e7j_b0Yzs