[Marqin]

Here I'm using C++14 with Filesystem TS ( provided by G++ 5.3+ ). Ah, and we must not use boost.

[danbolt]

Interesting! How come no boost?

[Marqin]

With templates, C++14 and new TS we don't see any need for Boost ( and Boost would be another ton of MB to compile/link ).