[swift-dev] Issues when building swift using GNU 2.26 related to protected symbols

[Joe Groff]

> On Feb 22, 2016, at 10:21 AM, Dmitri Gribenko <gribozavr at gmail.com> wrote:
> 
> On Mon, Feb 22, 2016 at 9:30 AM, Joe Groff <jgroff at apple.com> wrote:
>> Let's make sure it isn't our bug first. Is
>> _Tvs19_emptyStringStorageVs6UInt32 defined in any of the .o or .a files that
>> get linked into the core?
> 
> Yes, it is there:
> 
> $ nm stdlib/public/core/linux/x86_64/Swift.o | grep
> _Tvs19_emptyStringStorageVs6UInt32
> 0000000000000020 B _Tvs19_emptyStringStorageVs6UInt32

Does it only fail with GNU ld on 16.04? Does it work on older Ubuntus, or with gold?

-Joe