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

Calculating dependencies ... done!
Dependency resolution took 1.17 s (backtrack: 0/20).

[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     ] app-eselect/eselect-mpg123-0.1-r1::gentoo  0 KiB
[ebuild  N     ] dev-libs/libatomic_ops-7.10.0::gentoo  531 KiB
[ebuild  N     ] dev-libs/boehm-gc-8.2.12::gentoo  USE="large threads -cxx -static-libs" 1204 KiB
[ebuild  N     ] dev-debug/gdb-18.1::gentoo  USE="cet debuginfod nls python server xml -guile -lzma -multitarget -rocm -sim -source-highlight -test -vanilla -xxhash -zstd" GUILE_SINGLE_TARGET="3-0 -2-2" PYTHON_SINGLE_TARGET="python3_14 -python3_12 -python3_13" 21640 KiB
[ebuild  N     ] media-sound/mpg123-base-1.33.7::gentoo  USE="alsa ipv6 (-coreaudio) -int-quality -jack -nas -oss -portaudio -pulseaudio -sdl -verify-sig" CPU_FLAGS_X86="sse (-3dnow) (-3dnowext) (-mmx)" 1100 KiB
[ebuild  N     ] media-plugins/mpg123-output-plugins-1.33.7::gentoo  USE="alsa ipv6 (-coreaudio) -int-quality -jack -nas -oss -portaudio -pulseaudio -sdl -verify-sig" CPU_FLAGS_X86="mmx sse -3dnow -3dnowext" 0 KiB
[ebuild  N     ] media-sound/mpg123-1.33.7::gentoo  USE="alsa (-coreaudio) -jack -nas -oss -portaudio -pulseaudio -sdl" 0 KiB
[ebuild  N     ] dev-scheme/bigloo-4.5b-r1::gentoo  USE="alsa avahi gmp gpg mp3 sqlite -emacs -flac -gstreamer -java -libuv -pulseaudio" 57633 KiB

Total: 11 packages (11 new), Size of downloads: 83304 KiB