How to build x86 and/or x64 on Windows from command line with CMAKE?

Question

One way to get cmake to build x86 on Windows with Visual Studio is like so:

1. Start Visual Studio Command prompt for x86
2. Run cmake: cmake -G \"NMa

Answer 1

try use CMAKE_GENERATOR_PLATFORM

e.g.

// x86
cmake -DCMAKE_GENERATOR_PLATFORM=x86 . 

// x64
cmake -DCMAKE_GENERATOR_PLATFORM=x64 .