diff --git a/src/fft/Fft.cpp b/src/fft/Fft.cpp index 65db93e517bc42eb45b56e02207c5c0c15555951..154cfff51c24733349073e3f06f57ba7efbd6045 100644 --- a/src/fft/Fft.cpp +++ b/src/fft/Fft.cpp @@ -11,6 +11,7 @@ FourierTransform<Field_T>::FourierTransform( shared_ptr< StructuredBlockForest > : blocks_(blocks), fieldId_(fieldId), greens_() { #ifdef WALBERLA_USE_PFFT + WALBERLA_CHECK_UNEQUAL(MPIManager::instance()->comm(), MPI_COMM_WORLD, "PFFT does not support MPI_COMM_WORLD"); pfft_init(); #else #ifdef WALBERLA_BUILD_WITH_MPI