Re: [boost] [Fit] Announcing Fit's formal review (March 2nd)

Fit has been tested on gcc 4.6-4.9, clang 3.4-3.7, and Visual Studio 2015.

http://pfultz2.github.io/Fit/doc/html/requirements/index.html says "Gcc 5.1 is not supported at all." Why is that?