Re: C preprocessor

[Ervin Hegedüs]

Hi all,

On Fri, Aug 14, 2020 at 11:09:06AM +0200, Hans Åberg wrote:
> 
> > On 13 Aug 2020, at 07:49, Giacinto Cifelli <gciofono@gmail.com> 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.