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

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

[ebuild  N     ] media-libs/libsoundtouch-2.4.0:0/1::gentoo  USE="openmp -static-libs" CPU_FLAGS_X86="sse" 593 KiB

Total: 1 package (1 new), Size of downloads: 593 KiB