bootstrap regression on sparc

[David Miller]

From: Dennis Clarke <dclarke@blastwave.org>
Date: Sat, 12 Nov 2011 12:51:18 -0500 (EST)

>> While building libstdc++ I get an assertion failure in haifa-sched.c,
>> specifically the assertion on line 3437 is failing:
> 
>   I am seeing no major problems on Sparc at all. What rev of GCC are you
> referring to please?

As always, with head.

I do my builds and bootstraps configured using "--with-cpu=niagara3".