undefined ia64_double_zero in hs19

[David Holmes]

Matthias Klose said the following on 11/29/10 18:06:
> The hotspot build fails on ia64, ia64_double_zero is not defined 
> anymore. The code references a "IA64 gcc bug", but I cannot find any 
> open GCC report for this issue. Is this fixed upstream, or is the 
> workaround still necessary? If it's the latter, please restore the 
> ia64_double_zero definition.

That was done a year ago:

http://hg.openjdk.java.net/jdk7/hotspot-comp/hotspot/rev/8e7adf982378

I suspect it was seen as some opportune "clean up".

David Holmes