[Bug target/120933] Turn on -mtls-dialect=gnu2 by default on x86-64

[hjl.tools at gmail dot com via Gcc-bugs]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=120933

H.J. Lu <hjl.tools at gmail dot com> changed:

           What    |Removed                     |Added
----------------------------------------------------------------------------
   Target Milestone|---                         |16.0
         Resolution|---                         |FIXED
             Status|NEW                         |RESOLVED

--- Comment #8 from H.J. Lu <hjl.tools at gmail dot com> ---
Fixed.