How to get function argument points-to information.

[Richard Guenther]

On Tue, May 17, 2011 at 10:10 AM, Matt Davis <mattdavis9@gmail.com> wrote:
> For some analysis I am doing, I need to determine if a particular SSA_NAME_VAR
> node is pointed-to by a function argument.  I am iterating across the function's
> arguments via DECL_ARGUMENTS(), but each argument is just a DECL node, and
> contains no associated points-to data, as far as I can tell.  I assume there is
> a better/different way of determining if an argument points to my node?
>
> Thanks for any insight.

Look at the decls default SSA definition (gimple_default_def (cfun, decl)).

Richard.

> -Matt
>