51da9f2980
Actually, the problem was that we were simply -adding- any enviro MCA params to whatever had been found on the cmd line. Thus, duplicate MCA param directives were winding up duplicated in the environment. Some shells took the first one in the environ array - others took the last! So we could get completely different behavior based on the whims of the shell. This commit fixes trac:1373 This commit was SVN r18836. The following Trac tickets were found above: Ticket 1373 --> https://svn.open-mpi.org/trac/ompi/ticket/1373