[llvm] r188582 - allow != to compare PointerUnion, we already support ==.

[Chris Lattner]

On Aug 21, 2013, at 2:34 PM, David Blaikie <dblaikie at gmail.com> wrote:
> 
> Some basic test cases added in r188933.

I'm not sure why, but ok, thanks.  Over beer sometime, I will tell you why I don't think that this sort of unit testing is worth it. :-)

> I'm curious though - why did you make these comparison operators
> static? We don't usually do that for function templates, do we?

No specific reason.  We tend to make << operators static inline, for no good reasons, I was just following suit.

-Chris