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

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

[ebuild  N     ] sci-libs/cgnslib-4.3.0-r2:0/4::gentoo  USE="-base-scope -debug -examples -fortran -hdf5 -legacy -mpi -scoping -szip -test -tools" 1438 KiB

Total: 1 package (1 new), Size of downloads: 1438 KiB