From the cmake documentation: > The CONFIGURE_DEPENDS flag may not work reliably on all generators, or if a new generator is added in the future that cannot su

From the cmake documentation: > The CONFIGURE_DEPENDS flag may not work reliably on all generators, or if a new generator is added in the future that cannot support it, projects using it will be stuck. Even if CONFIGURE_DEPENDS works reliably, there is still a cost to perform the check on every rebuild.