[v3] use -std=gnu++0x

[Kaveh R. GHAZI]

On Fri, 16 Mar 2007, Benjamin Kosnik wrote:

>
> As noticed by Kaveh and Paolo, if the C++0x tests use gnu++0x instead of
> c++0x, then some of the solaris fails go away.
>
> I'm going to check this in and hope that somebody does solaris testing
> on mainline.
>
> tested x86/linux
> -benjamin

Solaris is getting "make compare" failures at the moment due to PR31169.
However by reverting the problematic bit I'm able to proceed and I can
confirm that your patch cures the libstdc++ failures in question here.

		Thanks,
		--Kaveh
--
Kaveh R. Ghazi			ghazi@caip.rutgers.edu