[PATCH] Disable --long-plt test for arm-nacl targets.

[Yury Gribov]

 > On 02/28/2014 09:59 PM, Roland McGrath wrote:
> The --long-plt switch is a no-op (and unnecessary) for arm-nacl targets.
> The test case does not apply.
>
> OK for trunk?

Thanks for fixing this, I support this patch (but we still need to wait 
for approve from maintainer).

-Y