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

Calculating dependencies ... done!
Dependency resolution took 0.97 s (backtrack: 0/20).

[ebuild  N     ] app-misc/digitemp-3.7.2-r1::gentoo  USE="-ds2490 -ds9097 -ds9097u" 143 KiB

Total: 1 package (1 new), Size of downloads: 143 KiB