These are the packages that would be merged, in order:

Calculating dependencies ... done!
Dependency resolution took 1.04 s (backtrack: 0/20).

[ebuild  N     ] app-emulation/libspectrum-1.6.1:0/18::gentoo  USE="bzip2 zlib -audiofile -gcrypt" 627 KiB
[ebuild  N     ] app-emulation/fuse-utils-1.4.4::gentoo  USE="jpeg png zlib -audiofile -gcrypt" 539 KiB

Total: 2 packages (2 new), Size of downloads: 1165 KiB