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

Calculating dependencies ... done!
Dependency resolution took 1.00 s (backtrack: 0/20).

[ebuild  N     ] dev-perl/Crypt-OpenSSL-Bignum-0.90.0-r1::gentoo  PERL_FEATURES="ithreads (-debug) -quadmath" 16 KiB
[ebuild  N     ] dev-perl/Crypt-OpenSSL-EC-1.340.0::gentoo  USE="-test" PERL_FEATURES="ithreads (-debug) -quadmath" 147 KiB
[ebuild  N     ] dev-perl/Crypt-OpenSSL-ECDSA-0.100.0::gentoo  PERL_FEATURES="ithreads (-debug) -quadmath" 53 KiB

Total: 3 packages (3 new), Size of downloads: 215 KiB