[PATCH] D85994: [LLD][PowerPC] Add check in LLD to produce an error for missing TLSGD/TLSLD

[Stefan Pintilie via Phabricator via llvm-commits]

stefanp added a comment.

In D85994#2350718 <https://reviews.llvm.org/D85994#2350718>, @MaskRay wrote:

> In D85994#2350659 <https://reviews.llvm.org/D85994#2350659>, @stefanp wrote:
>
>> @MaskRay 
>> Sorry... can you pause on this for a second. I want to talk to the `glibc` guys about this first.
>
> @stefanp I already did it... I think this is a problem for many ld.so implementations. For example, musl has
>
>   if ((def.sym->st_info&0xf) == STT_TLS)
>            return __tls_get_addr((tls_mod_off_t []){def.dso->tls_id, def.sym->st_value-DTP_OFFSET});
>
> It was broken as well...

Can you give me more information about one of these examples?
I want to try to reproduce this myself and I want to talk to some people on glibc as well. 
I'm affraid that it is possible to get incorrect code gen in these situations and so I want to try it out myself.

So, what glibc source did you use and how did you compile it?


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