Changes made since CMake 3.10 include the following.

Deprecated and Removed Features¶ An explicit deprecation diagnostic was added for policies CMP0037 through CMP0054 ( CMP0036 and below were already deprecated). The cmake-policies(7) manual explains that the OLD behaviors of all policies are deprecated and that projects should port to the NEW behaviors.

through ( and below were already deprecated). The manual explains that the OLD behaviors of all policies are deprecated and that projects should port to the NEW behaviors. The KDevelop3 generator has been removed.