>>> Emerging : portage://sci-libs/mathgl-8.0.3:run?{[]}

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

Calculating dependencies... done!

 └─step  1─┤ useflag portage://sci-libs/mathgl-8.0.3 (-threads)

 └─step  2─┤ download  portage://media-libs/giflib-6.1.3
             │           └─ file ─┤ 459.55 Kb  	 giflib-6.1.3.tar.gz
             │ download  portage://sci-libs/mathgl-8.0.3
             │           └─ file ─┤ 230.95 Mb  	 mathgl-8.0.3.tar.gz
             │ download  portage://sys-apps/hwloc-2.12.2
             │           └─ file ─┤ 5.36 Mb  	 hwloc-2.12.2.tar.bz2
             │                    │ 17.59 Kb  	 lstopo.png
             │ download  portage://sys-auth/munge-0.5.18
             │           └─ file ─┤ 455.73 Kb  	 munge-0.5.18.tar.xz
             │ download  portage://sys-cluster/openmpi-5.0.9-r1
             │           └─ file ─┤ 28.95 Mb  	 openmpi-5.0.9.tar.bz2
             │ download  portage://sys-cluster/pmix-6.1.0
             │           └─ file ─┤ 10.30 Mb  	 pmix-6.1.0.tar.bz2
             │ download  portage://sys-cluster/prrte-4.1.0-r1
             │           └─ file ─┤ 10.01 Mb  	 prrte-4.1.0.tar.gz
             │ download  portage://x11-libs/libpciaccess-0.19
             │           └─ file ─┤ 63.21 Kb  	 libpciaccess-0.19.tar.xz

Total: 9 actions (1 useflag, 8 downloads), grouped into 2 steps.
       286.54 Mb to be downloaded.


>>> Assumptions taken during proving & planning:

  USE flag change (1 package):
  Add to /etc/portage/package.use:
    sci-libs/mathgl -threads