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c6e0eb1bd4
New feature
Description:
Added tests to make sure collective read or write works correctly
even if some process has no data to transfer.
ZROW--process 0 asks for zero rows of data while other processes ask
for a slab of rows.
ZCOL--process 0 asks for zero columns of data while other processes ask
for a slab of columns.
Platforms tested:
IRIX64 parallel (-64,-n32).
cvS: ----------------------------------------------------------------------