[Buildroot] Blackfin Buildroot toolchain issue

[Gustavo Zacarias <gustavo@zacarias.com.ar>]

On 03/17/2015 12:13 PM, Thomas Petazzoni wrote:

> Dear Gustavo Zacarias,
> 
> On Tue, 17 Mar 2015 12:08:16 -0300, Gustavo Zacarias wrote:
> 
>> There's this as well:
>> https://bugs.busybox.net/show_bug.cgi?id=7921
>> Which basically boils down to uclibc NPTL requiring TLS.
>> I'll check for space savings to see if it makes sense for it to even be
>> an option.
> 
> I think it might make sense to keep it a blind option so that we don't
> do --enable-tls on architectures that don't have TLS support at all (if
> that even exists).

If blackfin supports it, everyone does ;)

>  config BR2_GCC_ENABLE_TLS
> -       bool "Enable compiler tls support" if BR2_TOOLCHAIN_BUILDROOT_UCLIBC
> +       bool
>         default y
>         depends on BR2_PTHREADS_NATIVE || BR2_TOOLCHAIN_BUILDROOT_EGLIBC || BR2_TOOLCHAIN_BUILDROOT_GLIBC
> -       help
> -         Enable the compiler to generate code for accessing
> -         thread local storage variables

Makes sense, the previous conditions were flawed as blackfin showed us,
no nptl but tls was there just fine.
Regards.