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Re: RFC: Add ___tls_get_addr


On Thu, Jul 06, 2017 at 04:06:55AM -0700, H.J. Lu wrote:
> > or there are cases when libraries built against
> > one libc is used with another (e.g. musl can
> > mostly use a libstdc++ compiled against glibc
> > on x86_64)
> 
> This happens every time when a new version of a function
> is added to glibc.   musl has to deal with it.

That's not a problem I really care about, but again, I don't think
this change is necessary or beneficial.

> > i think introducing new libc<->compiler abi
> 
> This is no different from adding a new version of a function
> to glibc.
> 
> > should be done conservatively when it is really
> > necessary and from Rich's mail it seems there
> > is no need for new abi here.
> >
> 
> See:
> 
> https://sourceware.org/ml/libc-alpha/2017-07/msg00086.html

I don't see how the necessity follows from there.

Rich


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