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Update sparse_matrix_operations.hpp #264

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Update sparse_matrix_operations.hpp #264

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2 changes: 1 addition & 1 deletion viennacl/linalg/host_based/sparse_matrix_operations.hpp
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Original file line number Diff line number Diff line change
Expand Up @@ -1807,7 +1807,7 @@ void prod_impl(const viennacl::sliced_ell_matrix<NumericT, IndexT> & mat,
IndexT const * column_indices = detail::extract_raw_pointer<IndexT>(mat.handle2());
IndexT const * block_start = detail::extract_raw_pointer<IndexT>(mat.handle3());

vcl_size_t num_blocks = mat.size1() / mat.rows_per_block() + 1;
vcl_size_t num_blocks = (mat.size1() - 1) / mat.rows_per_block() + 1;

#ifdef VIENNACL_WITH_OPENMP
#pragma omp parallel for
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