[Bug c++/79288] [7 Regression] TLS model wrong for static data members since r241137

[jakub at gcc dot gnu.org]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=79288

--- Comment #2 from Jakub Jelinek <jakub at gcc dot gnu.org> ---
Created attachment 40626
  --> https://gcc.gnu.org/bugzilla/attachment.cgi?id=40626&action=edit
gcc7-pr79288.patch

Untested fix.