On 31 October 2017 at 11:29, Jeffrey Walton wrote: > On Tue, Oct 31, 2017 at 7:15 AM, Bob Wilkinson > Maybe worth mentioning... std::call_once is c++11. I don't recall what > GCC 4.8 uses by default, but -std=gnu11 or -std=c++11 may be useful. > Older GCC's, like 4.4 and 4.7, are likely using gnu++03 by default > (and may lack gnu++11 or c++11 support). Using gnu++03 would not compile C++11 code and then give a linker error though.
