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

Calculating dependencies ... done!
Dependency resolution took 0.99 s (backtrack: 0/20).

[ebuild  N     ] dev-libs/jansson-2.14.1:0/4::gentoo  USE="-doc -static-libs" 472 KiB

Total: 1 package (1 new), Size of downloads: 472 KiB