Baffling USE in x86_64.ad

[Andrew Haley]

On 21/01/16 18:55, Vladimir Kozlov wrote:

> I agree that is not needed. We never cleaned up this before. I
> looked on history and it from 2000 when C2 was still in development.

Thanks for looking at that.  One of the most difficult problems a
programmer ever encounters is the mysterious line of code: "I don't
know what this is for, but I'm scared to remove it in case it's being
used for some odd side-effect.  I think I'll leave it in."

Andrew.