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

Calculating dependencies ... done!
Dependency resolution took 1.57 s (backtrack: 0/20).

[ebuild  N     ] dev-lang/luajit-2.1.1787165859:2/2.1.1787165859::gentoo  USE="-lua52compat -static-libs" 1078 KiB
[ebuild  NS    ] dev-lang/lua-5.1.5-r200:5.1::gentoo [5.4.8:5.4::gentoo] USE="deprecated readline" 389 KiB
[ebuild  N     ] dev-lua/lpeg-1.1.0::gentoo  USE="-debug -doc -test" LUA_TARGETS="lua5-1 luajit -lua5-3 -lua5-4" 78 KiB
[ebuild  N     ] dev-lua/compat53-0.15.1::gentoo  LUA_TARGETS="lua5-1 -lua5-3 -lua5-4 -luajit" 62 KiB
[ebuild  N     ] dev-lua/basexx-0.4.1::gentoo  USE="-test" LUA_TARGETS="lua5-1 -lua5-3 -lua5-4 -luajit" 8 KiB
[ebuild  N     ] dev-lua/binaryheap-0.4::gentoo  USE="-test" LUA_TARGETS="lua5-1 -lua5-3 -lua5-4 -luajit" 14 KiB
[ebuild  N     ] dev-lua/fifo-0.2::gentoo  USE="-test" LUA_TARGETS="lua5-1 -lua5-3 -lua5-4 -luajit" 6 KiB
[ebuild  N     ] dev-lua/LuaBitOp-1.0.3::gentoo  LUA_TARGETS="lua5-1 -lua5-3 -lua5-4 -luajit" 20 KiB
[ebuild  N     ] dev-lua/luaossl-20260910::gentoo  USE="-examples" LUA_TARGETS="lua5-1 -lua5-3 -lua5-4 -luajit" 503 KiB
[ebuild  N     ] dev-lua/cqueues-20261006::gentoo  LUA_TARGETS="lua5-1 -lua5-3 -lua5-4 -luajit" 510 KiB
[ebuild  N     ] dev-lua/lpeg-patterns-0.5::gentoo  USE="-test" LUA_TARGETS="lua5-1 -lua5-3 -lua5-4 -luajit" 26 KiB
[ebuild  N     ] dev-lua/lua-http-0.4_p20240908::gentoo  USE="-doc -test" LUA_TARGETS="lua5-1 -lua5-3 -lua5-4 -luajit" 140 KiB

Total: 12 packages (11 new, 1 in new slot), Size of downloads: 2828 KiB