Android PIE executables not generated in 3.14
Previously, fPIE was added to the exe linker line on Android if CMAKE_POSITION_INDEPENDENT_CODE was set. Now it is not added even when policy CMPOO83 is at its default of OLD. https://github.com/Kitware/CMake/commit/c4b4d8b3a67718e29edb5676273e528dab566672#diff-588665e21e599d809eac988c617fa1d2
This breaks Android executables.