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Improvement: Use sc_MPI_Sendrecv in vector handler #2369

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Improvement: Use sc_MPI_Sendrecv in vector handler #2369

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0656691
Use sc_MPI_Sendrecv in vector handler
Jul 17, 2026
80702b1
Disable shallow clone for pinned libsc commit
Jul 17, 2026
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4 changes: 2 additions & 2 deletions cmake/thirdparty.json
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Original file line number Diff line number Diff line change
Expand Up @@ -16,8 +16,8 @@
"source": {
"type": "git",
"url": "https://github.com/cburstedde/libsc.git",
"ref": "f8c5099bd5ad553c1bf6e34dc7b6c290f3cc3cca",
"shallow": "TRUE"
"ref": "359f5fe542b7877fc7a71b59a77e5abf0df793d5",
"shallow": "FALSE"
}
},
{
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6 changes: 3 additions & 3 deletions src/t8_data/t8_vector_handler.hxx
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Original file line number Diff line number Diff line change
Expand Up @@ -339,8 +339,8 @@ struct t8_vector_handler: public t8_abstract_vector_handler
/* Compute sizes of outgoing and incoming messages */
const int send_num_bytes = buffer_size (comm);
int recv_num_bytes = 0;
int mpiret = MPI_Sendrecv (&send_num_bytes, 1, sc_MPI_INT, dest, tag, &recv_num_bytes, 1, sc_MPI_INT, source, tag,
comm, status);
int mpiret = sc_MPI_Sendrecv (&send_num_bytes, 1, sc_MPI_INT, dest, tag, &recv_num_bytes, 1, sc_MPI_INT, source,
tag, comm, status);
SC_CHECK_MPI (mpiret);

/* Prepare send buffer */
Expand All @@ -352,7 +352,7 @@ struct t8_vector_handler: public t8_abstract_vector_handler
std::vector<char> recv_buffer (recv_num_bytes);

/* Actual sendrecv of data */
mpiret = MPI_Sendrecv (
mpiret = sc_MPI_Sendrecv (
/* send payload */
send_buffer.data (), send_num_bytes, sc_MPI_PACKED, dest, tag,
/* receive payload */
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