sys-cluster/gasnet
Networking middleware for partitioned global address space (PGAS) language
USE Flags
mpi
Global: Adds MPI (Message Passing Interface) layer to the apps that support it
test
Global: Workaround to pull in packages needed to run with FEATURES=test. Portage-2.1.2 handles this internally, so don't set it in make.conf/package.use anymore
threads
Global: Adds threads support for various packages. Usually pthreads