Visual studio 2015 isn't supported anymore.

Gabriele Contini

2020-04-26 313a1361b11f31da7ee7ad2f2430bbc918b61ef3

 test/library/CMakeLists.txt

@@ -14,7 +14,7 @@
ELSE(WIN32)
    add_executable(
       test_os_linux
       Os_Linux_test.cpp
       os_linux_test.cpp
   )

   target_link_libraries(