[Bug ipa/80258] On x86_64 with -fPIC, accesses to TLS can see the wrong thread's TLS

[pinskia at gcc dot gnu.org]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=80258

--- Comment #3 from Andrew Pinski <pinskia at gcc dot gnu.org> ---
Why do you think this is a bug?  swapcontext is not TLS aware at all and was
not designed to be.