[meta-ti] Linaro and CS ABI compatibility

[Khem Raj]

On Tue, Aug 21, 2012 at 12:54 PM, Denys Dmytriyenko <denys at ti.com> wrote:
> On Tue, Aug 21, 2012 at 11:39:07AM -0700, Khem Raj wrote:
>> On Tue, Aug 21, 2012 at 11:09 AM, Denys Dmytriyenko <denys at ti.com> wrote:
>> >
>> > BTW, Yocto Project prefers self-built toolchain, although you can easily add
>> > Linaro toolchain with meta-linaro layer.
>>
>> There are no ABI differences even though its built separately.
>
> Linaro's external (i.e. pre-built) toolchain now defaults to hardfp, so still
> need to pay attention to possible ABI mismatch...

you would use callconvention-hard TUNE_FEATURE in such a case which
would configure
internal toolchain to do hardfp call convention. But yes when it comes
to prebuilt
toolchains a bit of extra care is always good.

>
> --
> Denys