[PATCH v2] Add test case for C++11 thread_local support

[Carlos O'Donell]

On 10/06/2015 07:18 AM, Florian Weimer wrote:
> I went with a check on an internal libstdc++ macro.  The test now
> remains UNSUPPORTED if the compiler supports it, but libstdc++ has
> emuluation only (based on its header file).

Did you attach the wrong patch? This v2 patch still has a contributed-by
line and no such libstdc++ macro check?

c.