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

[Mehdi AMINI via llvm-commits]

joker.eph added a comment.

I don't think we have a plan to get rid of MSVC2013 on the short term. We may use a mutex to protect the initialization on MSVC2013 only?


http://reviews.llvm.org/D19271