>>> Emerging : portage://dev-util/google-perftools-2.16:run?{[]}

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

Calculating dependencies... done!

 └─step  1─┤ download  portage://dev-util/google-perftools-2.16
             │           └─ file ─┤ 1.66 Mb  	 gperftools-2.16.tar.gz

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