zoltan2: update ArithTraits namespace for KOKKOS_VERSION > 40799

Compatibility update corresponding to kokkos/kokkos-kernels#2771

Signed-off-by: Nathan Ellingwood <ndellin@sandia.gov>

Author: ndellingwood

packages/zoltan2/sphynx/src/Zoltan2_Sphynx.hpp

@@ -425,7 +425,11 @@ namespace Zoltan2 {
         using offset_view_t = Kokkos::View<size_t*, typename node_t::device_type>;
         using vector_t = Tpetra::Vector<scalar_t, lno_t, gno_t, node_t>;
         using dual_view_t = typename vector_t::dual_view_type;
+#if KOKKOS_VERSION > 40799
+        using KAT = KokkosKernels::ArithTraits<scalar_t>;
+#else
         using KAT = Kokkos::ArithTraits<scalar_t>;
+#endif
 
         const size_t numEnt = graph_->getLocalNumEntries();
         const size_t numRows = graph_->getLocalNumRows();

packages/zoltan2/test/core/TpetraCrsColorer/Bug9500.cpp

@@ -57,7 +57,11 @@ class ColorerTest {
     JBlock->fillComplete();
 
     // Fill JBlock with random numbers for a better test.
+#if KOKKOS_VERSION > 40799
+    using IST = typename KokkosKernels::ArithTraits<zscalar_t>::val_type;
+#else
     using IST = typename Kokkos::ArithTraits<zscalar_t>::val_type;
+#endif
     using pool_type = 
           Kokkos::Random_XorShift64_Pool<execution_space_t>;
     pool_type rand_pool(static_cast<uint64_t>(me));

packages/zoltan2/test/core/TpetraCrsColorer/TpetraCrsColorer.cpp

@@ -82,7 +82,11 @@ class ColorerTest {
     // Fill JBlock with random numbers for a better test.
     JBlock->resumeFill();
 
+#if KOKKOS_VERSION > 40799
+    using IST = typename KokkosKernels::ArithTraits<zscalar_t>::val_type;
+#else
     using IST = typename Kokkos::ArithTraits<zscalar_t>::val_type;
+#endif
     using pool_type =
           Kokkos::Random_XorShift64_Pool<execution_space_t>;
     pool_type rand_pool(static_cast<uint64_t>(me));