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

Calculating dependencies ... done!
Dependency resolution took 1.04 s (backtrack: 0/20).

[ebuild  N     ] media-sound/gsm-1.0.24-r1::gentoo  66 KiB
[ebuild  N     ] media-libs/alsa-topology-conf-1.2.5.1-r1::gentoo  USE="-verify-sig" 12 KiB
[ebuild  N     ] media-libs/alsa-ucm-conf-1.2.16.1::gentoo  USE="-verify-sig" 83 KiB
[ebuild  N     ] media-libs/alsa-lib-1.2.16.1::gentoo  USE="python -debug -doc -verify-sig" PYTHON_SINGLE_TARGET="python3_14 -python3_12 -python3_13 (-python3_15)" 1104 KiB
[ebuild  N     ] media-sound/sox-14.4.5.1:0/3::gentoo  USE="alsa openmp png -amr -ao -encode -flac -id3tag -ladspa -mad -ogg -opus -oss -pulseaudio -sndfile -sndio -twolame -wavpack" 1560 KiB

Total: 5 packages (5 new), Size of downloads: 2822 KiB