[Bug c++/52680] std::this_thread::sleep_for #ifdef'd out by _GLIBCXX_USE_NANOSLEEP

[mkline at cs dot wisc.edu]

http://gcc.gnu.org/bugzilla/show_bug.cgi?id=52680

--- Comment #6 from Matt Kline <mkline at cs dot wisc.edu> 2012-03-31 14:52:40 
UTC ---
Well this certainly isn't my brightest moment. That seems to be the problem.