Created attachment 199677 [details]
There are two issues with this port on powerpc64:
1. DTRACE is enabled by default, but it doesn't work on powerpc64,
2. GCC7 from ports is used, but links to base libstdc++.
Tested on power64 and amd64.
Hardware sponsored by IntegriCloud.
Created attachment 199898 [details]
Replace COMPILER_TYPE with CHOSEN_COMPILER_TYPE.