Changeset 716da7 for src/comm/mpi/datatype.cpp

Timestamp:

Apr 24, 2012, 2:26:14 PM (14 years ago)

Author:

Julian Iseringhausen <isering@…>

Children:

b51c3b

Parents:

e3dbbf

Message:

Fix energy calculation.

git-svn-id: ​https://svn.version.fz-juelich.de/scafacos/trunk@1729 5161e1c8-67bf-11de-9fd5-51895aff932f

File:

• src/comm/mpi/datatype.cpp (modified) (3 diffs)

src/comm/mpi/datatype.cpp

@@ -140 +140 @@
   _tag_send = tag_send;
   _tag_recv = tag_receive;
-  _buffer.resize(_subsizes.Product());
 
   if (_type != MPI_DATATYPE_NULL)
@@ -157 +156 @@
   _tag_send = tag_send;
   _tag_recv = tag_receive;
-  _buffer.resize(_subsizes.Product());
 
   if (_type != MPI_DATATYPE_NULL)
@@ -170 +168 @@
     MPI_Type_create_subarray(3, _sizes.vec(), _subsizes.vec(), _starts.vec(), MPI_ORDER_C, MPI_DOUBLE, &_type);
     MPI_Type_commit(&_type);
+    if (_alloc_buffer)
+      _buffer.resize(_subsizes.Product());
   }else  {
     _type = MPI_DATATYPE_NULL;