[CMake] enable_languague (... OPTIONAL) broken?

Hi all, I'm puzzled w.r.t. the behavior of enable_language(... OPTIONAL). When trying to enable Fortran optionally on a system without a working Fortran compiler (/usr/bin/f95 is a dead symbolic link) I get: CMAKE_Fortran_COMPILER = /usr/bin/f95 CMAKE_Fortran_COMPILER_WORKS = TRUE which is qu

[CMake] CMAKE__COMPILER_WORKS no longer cached?!

Hi all, I noticed that, as of CMake 2.8.10, the variable CMAKE__COMPILER_WORKS is no longer cached. This breaks some of my code. I have wrapped find_package() into a my own project-specific CMake-function _find_package(). In one of my Find*.cmake files I do a enable_language(Fortran) and ch