[tree-ssa]: Easy way to get default def of a variable?

[Diego Novillo]

On Thu, 2003-06-05 at 07:17, Andrew MacLeod wrote:

> It seems like somthing the into-ssa can generate with no thought, and
> hang off the function node or something, then we have a record of what
> is *suppose* to be live on entry.  Say, Isn't it possible for locals to
> be live on entry to a nested function? meaning the storage class won't
> tell you whether its right or not.
> 
Sure, we can do that.  The best place is in tree-ssa.c:get_reaching_def,
if you feel sufficiently motivated :)