[PATCH] D19271: Change CALL_ONCE_INITIALIZATION implementation to use static initialization

[Joerg Sonnenberger via llvm-commits]

On Thu, Jun 02, 2016 at 10:42:40AM -0700, Mehdi Amini via llvm-commits wrote:
> Kamil: what's up on the NetBSD side by the way? If there is no plan to
> fix the combination of NetBSD + stdlibc++, we'll have to drop support
> for it at some point. 

libstdc++ is a twisty maze of macros and the like, so it is not that
easily evident why it is all going wrong.

Joerg