std.experiemental

[Dennis]

On Wednesday, 15 May 2019 at 08:05:16 UTC, Alex wrote:
> I just throw in a -LibVer2018.05.01 and it *must* work(the 
> compiler could even handle and regression issues by downloading 
> older compilers are modules).
>
> Everything works. (it must because -LibVer precisely calls in 
> all the libs that worked when the program actually compiled.

What if my projects depends on three packages, and those packages 
import std.experimental.2015, std.experimental.2017 and 
std.experimental.2019 respectively?