open-mpi/ompi-release — pull request #127 by ggouaillardet (2014-12-16 09:27:11+00:00)
Title: configury: test the __sun macro to detect solaris OS.

recent oraclestudio compilers do not set the __sun__ macro

(cherry picked from commit open-mpi/ompi@6418d0d118aff87ac3f36b87fb951bd55de21e06)