[ast-optimizer-branch]: tree-cfg.c insertion fixes

[Diego Novillo]

On Mon, 03 Jun 2002, Daniel Berlin wrote:

> On Mon, 3 Jun 2002, Diego Novillo wrote:
> 
> > Any reason why we shouldn't convert all these insert_* functions
> > to operate on SIMPLE trees exclusively?  It would probably make
> > our lives easier.
> 
> They do, for the most part, i've not changed that.
> 
Actually, the insert_* functions predate SIMPLE.  That's why I
was thinking about re-implementing them.  In the meantime I guess
we should fix the bug.  I'll take a look at the patch.

Thanks.  Diego.