Re: C preprocessor
Ervin Hegedüs <[email protected]>
| Newsgroups | gmane.comp.parsers.bison.general |
|---|---|
| Message-ID | <[email protected]> |
Hi all, On Fri, Aug 14, 2020 at 11:09:06AM +0200, Hans Åberg wrote: > > > On 13 Aug 2020, at 07:49, Giacinto Cifelli <[email protected]> wrote: > > > > I am wondering if it is possible to interpret a c-preprocessor (the second > > preprocessor, not the one expanding trigrams and removing "\\\n") or an m4 > > grammar through bison, and in case if it has already been done. > > I think this kind of tool does not produce a type-2 Chomsky grammar, > > rather a type-1 or even type-0. > > Any idea how to build something like an AST from it? > > There is a Yaccable C-grammar: > http://www.quut.com/c/ANSI-C-grammar-y.html IMHO C macro's are not part of C grammar. a.