>>> Emerging : portage://media-libs/svt-av1-4.1.0:run?{[]}

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

Calculating dependencies... done!

 └─step  1─┤ download  portage://dev-lang/yasm-1.3.0-r2
             │           └─ file ─┤ 1.42 Mb  	 yasm-1.3.0.tar.gz
             │ download  portage://media-libs/svt-av1-4.1.0
             │           └─ file ─┤ 9.73 Mb  	 SVT-AV1-v4.1.0.tar.bz2
             │                    │ 36.26 Mb  	 svt-av1-stefan_sif.y4m

 └─step  2─┤ install   portage://dev-lang/yasm-1.3.0-r2
             │           └─ conf ─┤ USE = "nls"

 └─step  3─┤ install   portage://media-libs/svt-av1-4.1.0
             │           └─ conf ─┤ USE = "pgo* -test -tools"
             │                    │ CPU_FLAGS_X86 = "avx512vl"
             │                    │ SLOT = "0/4"

 └─step  4─┤ run     portage://media-libs/svt-av1-4.1.0

Total: 5 actions (2 downloads, 2 installs, 1 run), grouped into 4 steps.
       47.40 Mb to be downloaded.