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

Calculating dependencies ... done!
Dependency resolution took 0.96 s (backtrack: 0/20).

[ebuild  N     ] media-gfx/libimagequant-2.18.0::gentoo  USE="openmp" CPU_FLAGS_X86="sse2" 374 KiB

Total: 1 package (1 new), Size of downloads: 374 KiB