Better handling of PIC suffixes in GAS expression parser

[Alexandre Oliva]

On Apr  9, 2001, Alexandre Oliva <aoliva@redhat.com> wrote:

> On Apr  9, 2001, Alan Modra <alan@linuxcare.com.au> wrote:
>>> I don't like changing hooks.

>> I think it worth the few changes you'd need to make, just so that we don't
>> have "old deprecated hooks" hanging around.

> Ok, will do.

Done.  Ok to install?  (note that the struc-symbol.h patch is missing;
I'll post it separately, since it's actually an unrelated change)