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

Calculating dependencies ... done!
Dependency resolution took 1.03 s (backtrack: 0/20).

[ebuild  N     ] net-wireless/bladerf-firmware-2.6.0::gentoo  121 KiB
[ebuild  N     ] net-wireless/bladerf-fpga-0.16.0::gentoo  USE="x40 x115 xA4 xA9 -wlanxA9 -xA5" 19781 KiB
[ebuild  N     ] dev-libs/libtecla-1.6.3-r1::gentoo  520 KiB
[ebuild  N     ] dev-libs/libusb-1.0.30:1::gentoo  USE="-debug -doc -examples -static-libs -test -udev -verify-sig" 641 KiB
[ebuild  N     ] net-wireless/bladerf-2023.02-r1:0/2023.02::gentoo  USE="tecla -doc" 45410 KiB

Total: 5 packages (5 new), Size of downloads: 66470 KiB