tests build issue

This issue has been migrated from https://github.com/deeplearning4j/deeplearning4j/issues/5823

Original author @raver119

----

How CLion (or any other IDE) should be set up for tests environment these days?
I get this error on Windows now:
```
C:\msys64\mingw64\bin\g++.exe -g -fPIC -std=c++11 -fassociative-math -funsafe-math-optimizations -fmax-errors=2 -DLIBND4J_ALL_OPS=true -fopenmp -g -fPIC -std=c++11 -fassociative-math -funsafe-math-optimizations -fmax-errors=2 -Wl,--whole-archive CMakeFiles\runtests.dir/objects.a -Wl,--no-whole-archive -o runtests.exe -Wl,--out-implib,libruntests.dll.a -Wl,--major-image-version,0,--minor-image-version,0 @CMakeFiles\runtests.dir\linklibs.rsp
C:/msys64/mingw64/bin/../lib/gcc/x86_64-w64-mingw32/7.3.0/../../../../x86_64-w64-mingw32/bin/ld.exe: cannot find -lstatic
collect2.exe: error: ld returned 1 exit status
```