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Re: [patch] support for -fdump-ada-spec
On Thu, 6 May 2010, Arnaud Charlet wrote:
> > What I mean is convert the preprocessing token to a tree value the same
> > way the C front end does, then convert the tree to an appropriate Ada
> > representation.
>
> Could you give some pointers to do that? Initially I said this sounded
> like lots of extra work, but if it's simple to do, why not. I'm in particular
> concerned that I'll need to add an expression converter (from C expressions
> to Ada expression), which is currently intentionally avoided, we only
> convert tree declarations, and no expressions.
See what c_lex_with_flags does.
I'm concerned about having multiple separate implementations of processing
C tokens that make it unclear what should be updated when a new type of
constant or string is added, and are liable to get out of sync.
--
Joseph S. Myers
joseph@codesourcery.com