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

Calculating dependencies ... done!
Dependency resolution took 1.10 s (backtrack: 0/20).

[ebuild  N     ] media-libs/lib3ds-2.0.0_rc1-r1::gentoo  USE="-static-libs" 418 KiB
[ebuild  N     ] app-admin/chrpath-0.18::gentoo  52 KiB
[ebuild  N     ] dev-libs/libpcre-8.45-r4:3::gentoo  USE="bzip2 cxx jit pcre16 readline (unicode) zlib -libedit -pcre32 -static-libs -valgrind" 1542 KiB
[ebuild  N     ] dev-libs/zziplib-0.13.80:0/13::gentoo  USE="-sdl -test" 1165 KiB
[ebuild  N     ] media-libs/opencollada-1.6.68-r2::gentoo  USE="-static-libs" 11816 KiB

Total: 5 packages (5 new), Size of downloads: 14991 KiB