Gentoo Packages

Warning: USE flag '${CPU_FEATURES_MAP[*]%:*}' used by dev-cpp/eigen but has no description in metadata.xml, use.local.desc or use.desc
Warning: USE flag '${CPU_FEATURES_MAP[*]%:*}' used by media-libs/opencv but has no description in metadata.xml, use.local.desc or use.desc

Package	Local Description (use.local.desc)	Metadata Description (metadata.xml)
dev-cpp/eigen	-	-
media-libs/opencv	-	-

USE Flag: ${CPU_FEATURES_MAP[*]%:*}