>>> Emerging : portage://net-p2p/bitcoin-core-31.0:run?{[]}

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

Calculating dependencies... done!

 └─step  1─┤ useflag portage://dev-libs/libsecp256k1-0.7.1 (musig)
             │ useflag portage://net-p2p/bitcoin-core-31.0 (gui)

 └─step  2─┤ download  portage://dev-build/b2-5.5.3
             │           └─ file ─┤ 1.17 Mb  	 b2-5.5.3.tar.gz
             │ download  portage://dev-libs/boost-1.91.0-r2
             │           └─ file ─┤ 195.10 Mb  	 boost_1_91_0.tar.bz2
             │ download  portage://dev-libs/double-conversion-3.4.0
             │           └─ file ─┤ 6.71 Mb  	 double-conversion-3.4.0.tar.gz
             │ download  portage://dev-libs/libevdev-1.13.7
             │           └─ file ─┤ 461.37 Kb  	 libevdev-1.13.7.tar.xz
             │ download  portage://dev-libs/libinput-1.32.0
             │           └─ file ─┤ 943.36 Kb  	 libinput-1.32.0.tar.bz2
             │ download  portage://dev-libs/libsecp256k1-0.7.1
             │           └─ file ─┤ 2.05 Mb  	 libsecp256k1-0.7.1.tar.gz
             │ download  portage://dev-libs/md4c-0.6.0
             │           └─ file ─┤ 262.56 Kb  	 md4c-0.6.0.tar.gz
             │ download  portage://dev-qt/qtbase-6.11.2-r2
             │           └─ file ─┤ 48.24 Mb  	 qtbase-everywhere-src-6.11.2.tar.xz
             │ download  portage://dev-qt/qttools-6.11.2
             │           └─ file ─┤ 4.57 Kb  	 qttools-6.11.2-llvm22.patch.xz
             │                    │ 9.75 Mb  	 qttools-everywhere-src-6.11.2.tar.xz
             │ download  portage://dev-qt/qttranslations-6.11.2
             │           └─ file ─┤ 1.61 Mb  	 qttranslations-everywhere-src-6.11.2.tar.xz
             │ download  portage://net-p2p/bitcoin-core-31.0
             │           └─ file ─┤ 4.64 Kb  	 bitcoin-core-31.0-multi_index-fix-compilation-failure-with-boost-1.91.patch
             │                    │ 13.96 Mb  	 bitcoin-core-31.0.tar.gz
             │ download  portage://sys-libs/mtdev-1.1.7
             │           └─ file ─┤ 294.92 Kb  	 mtdev-1.1.7.tar.bz2
             │ download  portage://x11-libs/libxkbcommon-1.13.2
             │           └─ file ─┤ 1.19 Mb  	 libxkbcommon-1.13.2.tar.gz
             │ download  portage://x11-libs/xcb-util-0.4.1
             │           └─ file ─┤ 261.13 Kb  	 xcb-util-0.4.1.tar.xz
             │ download  portage://x11-libs/xcb-util-cursor-0.1.6
             │           └─ file ─┤ 266.68 Kb  	 xcb-util-cursor-0.1.6.tar.xz
             │ download  portage://x11-libs/xcb-util-image-0.4.1
             │           └─ file ─┤ 282.24 Kb  	 xcb-util-image-0.4.1.tar.xz
             │ download  portage://x11-libs/xcb-util-renderutil-0.3.10
             │           └─ file ─┤ 255.89 Kb  	 xcb-util-renderutil-0.3.10.tar.xz
             │ download  portage://x11-libs/xcb-util-wm-0.4.2
             │           └─ file ─┤ 278.47 Kb  	 xcb-util-wm-0.4.2.tar.xz
             │ download  portage://x11-misc/xkeyboard-config-2.48
             │           └─ file ─┤ 930.97 Kb  	 xkeyboard-config-2.48.tar.xz

Total: 21 actions (2 useflags, 19 downloads), grouped into 2 steps.
       283.93 Mb to be downloaded.


>>> Assumptions taken during proving & planning:

  USE flag change (2 packages):
  Add to /etc/portage/package.use:
    dev-libs/libsecp256k1 musig
    net-p2p/bitcoin-core gui