Refs #10330. Only use openmp optimized sort when openmp is present

mantidproject · Oct 17, 2014 · c389d08 · c389d08
1 parent 18f4fcc
commit c389d08
Showing 1 changed file with 2 additions and 0 deletions.
diff --git a/Code/Mantid/Framework/DataObjects/src/EventWorkspace.cpp b/Code/Mantid/Framework/DataObjects/src/EventWorkspace.cpp
@@ -926,6 +926,7 @@ namespace Mantid
       size_t howManyCores = 1;
       // And auto-detect how many threads
       size_t howManyThreads = 0;
+#ifdef _OPENMP
       if (m_noVectors < num_threads * 10)
       {
         // If you have few vectors, sort with 2 cores.
@@ -940,6 +941,7 @@ namespace Mantid
         howManyCores = 4;
         howManyThreads = num_threads / 4 + 1;
       }
+#endif
       g_log.debug() << "Performing sort with " << howManyCores << " cores per EventList, in "
           << howManyThreads << " threads, using a chunk size of " << chunk_size << ".\n";