[Bug tree-optimization/55812] thread_local with either a ctor or dtor causes a function call every time through a loop

[glisse at gcc dot gnu.org]

http://gcc.gnu.org/bugzilla/show_bug.cgi?id=55812

--- Comment #4 from Marc Glisse <glisse at gcc dot gnu.org> 2012-12-27 09:38:15 UTC ---
(In reply to comment #3)
> I think Jason had proposed an attribute for these function calls but it was
> rejected IIRC.

http://gcc.gnu.org/ml/gcc/2012-10/msg00024.html