Re: [LyX/master] Use call_once to ensure something is only called once

[Enrico Forestieri]

On Sat, Aug 06, 2016 at 03:39:19PM +0100, Guillaume Munch wrote:
> 
> call_once.cpp:
> 
> #include <mutex>
> static std::once_flag flag;
> int main() {
>   std::call_once(flag, [](){ return; });
>   return 0;
> }

Thanks for the test case. I used it to fix this issue at 41e409f8.

-- 
Enrico