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

Calculating dependencies  ... done!
[ebuild   R    ] sys-devel/gcc-6.4.0-r1 
[ebuild   R    ] sys-libs/readline-7.0_p3 
[ebuild   R   ~] app-portage/emlop-0.1.0_p20180221 
[ebuild   R    ] app-shells/bash-4.4_p12 
[ebuild   R    ] dev-db/postgresql-10.3