[tree-ssa] rfa [long]: mudflap prototype

[Diego Novillo]

On Fri, 2002-08-09 at 22:05, Frank Ch. Eigler wrote:

> > Could you add some documentation on the approach?  Either in the
> > code or in the tree-ssa page.  Also, an entry in doc/invoke.texi
> > should be added.
> 
> OK, will write something up and commit in due course.
> 
Cool.

> > It seems like mudflap is doing some duplicated work.  Some of the
> > information you gather about variables is already gathered by
> > tree-dfa.c and tree-ssa.c.  [...]
> 
> I agree in general (though it would make mudflap newly dependent on
> the other tree-* stuff).
> 
Yes.  That's the idea.  In order to properly implement mudflap, you will
need lots of dataflow and control flow information.  That is only
available after the SSA web has been built.

> Similarly, with respect to most of your comments, the pieces in
> question are meant to be temporary, and cleanups along your lines will
> follow.  Would you require us to make all those changes before first
> commit, or can we start working within the branch?
> 
Oh no, please check it in.  As I said before, it's going to be a lot
easier to work out of the branch.


Diego.