Pedantic Visual Studio build (/W4 /WX) (#4214)

* Pedantic Visual Studio build (/W4 /WX)

* Pedantic Visual Studio build (/W4 /WX)

* Pedantic Visual Studio build (/W4 /WX)

* Remove /wd4512 from CMakeLists.txt

* Suppress Visual Studio 4512 warning ('class' : assignment operator could not be generated)
4 files changed