patch that caused regression PR middle-end/8808

[Richard Henderson]

On Thu, Dec 19, 2002 at 10:37:53AM +0100, Jan Hubicka wrote:
> Yes, however I am not at all sure how this can be done.  Fixed register,
> for instance can be used in the asm("xxx") in rare situations, so I
> really don't see how one can validate such things.

We could have another array, along side FIXED and CALL_USED,
that was UNAVAILABLE.  Errors would be issued for using asm
registers in this set.


r~