>>> Emerging : portage://dev-cpp/eigen-3.4.1-r1:run?{[]}

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

Calculating dependencies... done!

 └─step  1─┤ download  portage://dev-cpp/eigen-3.4.1-r1
             │           └─ file ─┤ 2.06 Mb  	 eigen-3.4.1.tar.bz2
             │                    │ 0.98 Kb  	 eigen-3.4.1_p1.patch
             │                    │ 1.03 Kb  	 eigen-3.4.1_p2.patch

Total: 1 action (1 download), grouped into 1 step.
       2.06 Mb to be downloaded.