+- cmd: git clone --branch stable --depth=1 https://github.com/pybind/pybind11.git
+
+before_build:
+ - cmd: if not exist C:\"Program Files"\Eigen\include\eigen3\Eigen\Core (
+ curl -LO https://gitlab.com/libeigen/eigen/-/archive/3.4.0/eigen-3.4.0.tar.gz &&
+ cmake -E tar zxf eigen-3.4.0.tar.gz &&
+ cd eigen-3.4.0 &&
+ mkdir build &&
+ cd build &&
+ cmake -G "MinGW Makefiles" -DCMAKE_INSTALL_PREFIX=C:\projects .. &&
+ cmake --build . --target install &&
+ cd ..\..
+ ) else (echo Using cached Eigen3)