[cfe-dev] [buildbots][libunwind] Why is libunwind not built / tested on most bots?

[Renato Golin via cfe-dev]

On 27 May 2016 at 13:23, Asiri Rathnayake via cfe-dev
<cfe-dev at lists.llvm.org> wrote:
> The libcxx bots linked from llvm.org (http://lab.llvm.org:8011/console) all
> seem to test for x86/x86_64 or ARM, I think for those bots it makes sense to
> build + test libunwind as well.

I agree. But one also has to test using GNU's unwinder
(libgcc_s/libgcc_eh). We don't want to get caught in self bias.


> I agree that making -DLIBCXXABI_USE_LLVM_UNWINDER=ON by default might not be
> desirable for everyone.

Yup, so is for many platforms. Also, we don't want to force anything,
since the libs are not perfectly aligned yet, and we depend a lot
still on the GNU counterparts.

cheers,
--renato