[Bug sanitizer/57507] gcc 4.8: thread sanitizer: std::thread false(?) positive

[kcc at gcc dot gnu.org]

http://gcc.gnu.org/bugzilla/show_bug.cgi?id=57507

--- Comment #1 from Kostya Serebryany <kcc at gcc dot gnu.org> ---
FTR: we don't yet officially support C++11 treads, so this is quite expected.
Patches and tests (to the upstream repo) are welcome