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

Calculating dependencies ... done!
Dependency resolution took 1.01 s (backtrack: 0/20).

[ebuild  N     ] dev-libs/jansson-2.15.1:0/4::gentoo  USE="-doc -static-libs" 478 KiB
[ebuild  N     ] net-p2p/cpuminer-opt-26.1::gentoo  USE="-curl" CPU_FLAGS_X86="sse2" 1731 KiB

Total: 2 packages (2 new), Size of downloads: 2208 KiB