Optimize incoming function arguments passed in multiple locations

[Alexandre Oliva]

On Dec 18, 2000, Alexandre Oliva <aoliva@redhat.com> wrote:

> I simple fix was to copy entry_parm to DECL_INCOMING_RTL again (it had
> been copied a couple of lines before), when modifying entry_parm.  Is
> this additional change ok to install?  (Currently testing with the new
> port; success so far)

RTH approved this, so I'm checking it in.