PATCH: silence build warning from libstdc++

[Jonathan Wakely]

2009/5/3 Ben Elliston:
> On Thu, 2009-04-30 at 15:17 -0700, Benjamin Kosnik wrote:
>
>> But, it looks valid to me just the same. Can you tell me how to
>> reproduce? I would be surprised if this is the first you've seen of
>> this, as the previous stdtr1c++.h include also had two choices for
>> stdc++.h precompiled files.
>
> I see it regularly on powerpc-linux and powerpc64-linux.

I've seen it too but don't recall where ... possibly solaris builds.

Jonathan