git: 629fc991e2b3 - main - math/flopc++: Update 1.2.5 -> 1.2.5.20200527

[Gerald Pfeifer]

On Wed, 12 May 2021, Yuri Victorovich wrote:
>     math/flopc++: Update 1.2.5 -> 1.2.5.20200527

That's true, but it looks like there were a number of other changes
such as

 - Switch from tarball distribution to Github.
 - No longer requires GCC to build.

...the latter of which...

> +GH_TAGNAME=	d4c1d98 # fix-clang branch

...even indirectly is mentioned here?

Gerald