CMD_UNUSED_CLI

Command Line:

-W[no-][error=]unused-cli

Presets:

warnings.unusedCli, errors.unusedCli

Default:

Ignore

Warn about variables that are declared on the command line, but not used.

This diagnostic is issued outside of the configuration / generation phases. Accordingly, while the action of this warning category can be queried as usual, the cmake_diagnostic() command is unable to affect the action of this diagnostic.