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Re: gcc c grammar
On Thu, 2009-03-19 at 23:29 -0300, Eduardo Cruz wrote:
> I thought gcc used bison as a syntax analyser, but when I saw the gcc
> c-parser source code I realized that it didn't use bison.
> I read in the gcc mailist that gcc now has a recursive descent parser.
That's right.
> Do you have any document that contains the grammar implemented in gcc c-parser?
Yes, the C standard!
> It would be easier to make the proprer changes in the grammar if I
> have this document, because I won't have to understand the grammar
> reading the source code.
The C parser source code is annotated with the grammar to help you
understand it. For example, see the large comment that appears before
c_parser_declspecs in c-parser.c.
Cheers, Ben