# USE="verify-sig" emerge -av1 app-crypt/signify These are the packages that would be merged, in order: Calculating dependencies... done! [ebuild N ] app-crypt/signify-31::gentoo USE="verify-sig" 0 KiB Total: 1 package (1 new), Size of downloads: 0 KiB * Error: circular dependencies: (app-crypt/signify-31:0/0::gentoo, ebuild scheduled for merge) depends on (app-crypt/signify-31:0/0::gentoo, ebuild scheduled for merge) (buildtime) It might be possible to break this cycle by applying the following change: - app-crypt/signify-31 (Change USE: -verify-sig)
This is by design. You can toggle the flag for first install, obviously.