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Subject: Re: Existing tree functionality?
From: Daniel Berlin <dberlin@dberlin.org>
To: Michael Tegtmeyer <tegtmeye@mail.eecis.udel.edu>
Cc: gcc@gcc.gnu.org
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Date: Wed, 06 Jul 2005 13:53:00 -0000
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On Wed, 2005-07-06 at 09:40 -0400, Michael Tegtmeyer wrote:
> Thanks-intraprocedural is all I need.
> 
> Sorry, bit new to gcc internals (coming from SUIF), is anything missing 
> from referenced_vars list or is it complete?

It is a complete list of variables *referenced from this function*.

>  docs in tree-dfa.c state 
> that it doesn't look in statement operands. 

It says "doesn't look *for* statement operands", not "in" :).

It means it doesn't use the operand iterator interface we have, it
simply walks the entire tree structure recursively and just looks for
variables.