GenEx-COMPILER_LINKER
---------------------

* The :genex:`<LANG>_COMPILER_LINKER_ID <C_COMPILER_LINKER_ID>` and
  :genex:`<LANG>_COMPILER_LINKER_FRONTEND_VARIANT <C_COMPILER_LINKER_FRONTEND_VARIANT>`
  families of generator expressions were added to access the value of the
  associated :variable:`CMAKE_<LANG>_COMPILER_LINKER_ID` and
  :variable:`CMAKE_<LANG>_COMPILER_LINKER_FRONTEND_VARIANT` variables.
