diff --git a/vtkm/cont/ArrayHandleExtractComponent.h b/vtkm/cont/ArrayHandleExtractComponent.h
index 25fcbac4a..49b6f2f5a 100644
--- a/vtkm/cont/ArrayHandleExtractComponent.h
+++ b/vtkm/cont/ArrayHandleExtractComponent.h
@@ -51,6 +51,9 @@ public:
   {
   }
 
+  ArrayPortalExtractComponent& operator=(const ArrayPortalExtractComponent& src) = default;
+  ArrayPortalExtractComponent& operator=(ArrayPortalExtractComponent&& src) = default;
+
   VTKM_EXEC_CONT
   vtkm::Id GetNumberOfValues() const { return this->Portal.GetNumberOfValues(); }
 
diff --git a/vtkm/cont/ArrayHandleSwizzle.h b/vtkm/cont/ArrayHandleSwizzle.h
index 42f426ed5..c6eb00336 100644
--- a/vtkm/cont/ArrayHandleSwizzle.h
+++ b/vtkm/cont/ArrayHandleSwizzle.h
@@ -144,6 +144,9 @@ public:
   {
   }
 
+  ArrayPortalSwizzle& operator=(const ArrayPortalSwizzle& src) = default;
+  ArrayPortalSwizzle& operator=(ArrayPortalSwizzle&& src) = default;
+
   VTKM_EXEC_CONT
   vtkm::Id GetNumberOfValues() const { return this->Portal.GetNumberOfValues(); }
 
diff --git a/vtkm/exec/ConnectivityPermuted.h b/vtkm/exec/ConnectivityPermuted.h
index 6870f1e05..da47f187b 100644
--- a/vtkm/exec/ConnectivityPermuted.h
+++ b/vtkm/exec/ConnectivityPermuted.h
@@ -50,6 +50,11 @@ public:
   {
   }
 
+  ConnectivityPermutedVisitCellsWithPoints& operator=(
+    const ConnectivityPermutedVisitCellsWithPoints& src) = default;
+  ConnectivityPermutedVisitCellsWithPoints& operator=(
+    ConnectivityPermutedVisitCellsWithPoints&& src) = default;
+
   VTKM_EXEC
   vtkm::Id GetNumberOfElements() const { return this->Portal.GetNumberOfValues(); }
 
diff --git a/vtkm/exec/ConnectivityStructured.h b/vtkm/exec/ConnectivityStructured.h
index e702f4ec6..7a8c55845 100644
--- a/vtkm/exec/ConnectivityStructured.h
+++ b/vtkm/exec/ConnectivityStructured.h
@@ -59,6 +59,11 @@ public:
   {
   }
 
+
+  ConnectivityStructured& operator=(const ConnectivityStructured& src) = default;
+  ConnectivityStructured& operator=(ConnectivityStructured&& src) = default;
+
+
   VTKM_EXEC
   vtkm::Id GetNumberOfElements() const { return Helper::GetNumberOfElements(this->Internals); }
 
diff --git a/vtkm/internal/ArrayPortalValueReference.h b/vtkm/internal/ArrayPortalValueReference.h
index b3630aac1..269422581 100644
--- a/vtkm/internal/ArrayPortalValueReference.h
+++ b/vtkm/internal/ArrayPortalValueReference.h
@@ -47,6 +47,14 @@ struct ArrayPortalValueReference
   {
   }
 
+  VTKM_SUPPRESS_EXEC_WARNINGS
+  VTKM_EXEC_CONT
+  ArrayPortalValueReference(const ArrayPortalValueReference& ref)
+    : Portal(ref.Portal)
+    , Index(ref.Index)
+  {
+  }
+
   VTKM_SUPPRESS_EXEC_WARNINGS
   VTKM_EXEC_CONT
   ValueType Get() const { return this->Portal.Get(this->Index); }
diff --git a/vtkm/worklet/LagrangianStructures.h b/vtkm/worklet/LagrangianStructures.h
index 27a363104..036c7cee7 100644
--- a/vtkm/worklet/LagrangianStructures.h
+++ b/vtkm/worklet/LagrangianStructures.h
@@ -49,23 +49,21 @@ public:
                             const PointArray& output,
                             Scalar& outputField) const
   {
-    using Point = typename PointArray::ValueType;
-
     const vtkm::Vec<vtkm::Id, 6> neighborIndices = this->GridData.GetNeighborIndices(index);
 
     // Calculate Stretching / Squeezing
-    Point xin1 = input.Get(neighborIndices[0]);
-    Point xin2 = input.Get(neighborIndices[1]);
-    Point yin1 = input.Get(neighborIndices[2]);
-    Point yin2 = input.Get(neighborIndices[3]);
+    auto xin1 = input.Get(neighborIndices[0]);
+    auto xin2 = input.Get(neighborIndices[1]);
+    auto yin1 = input.Get(neighborIndices[2]);
+    auto yin2 = input.Get(neighborIndices[3]);
 
     Scalar xDiff = 1.0f / (xin2[0] - xin1[0]);
     Scalar yDiff = 1.0f / (yin2[1] - yin1[1]);
 
-    Point xout1 = output.Get(neighborIndices[0]);
-    Point xout2 = output.Get(neighborIndices[1]);
-    Point yout1 = output.Get(neighborIndices[2]);
-    Point yout2 = output.Get(neighborIndices[3]);
+    auto xout1 = output.Get(neighborIndices[0]);
+    auto xout2 = output.Get(neighborIndices[1]);
+    auto yout1 = output.Get(neighborIndices[2]);
+    auto yout2 = output.Get(neighborIndices[3]);
 
     // Total X gradient w.r.t X, Y
     Scalar f1x = (xout2[0] - xout1[0]) * xDiff;
@@ -130,27 +128,25 @@ public:
                             const PointArray& output,
                             Scalar& outputField) const
   {
-    using Point = typename PointArray::ValueType;
-
     const vtkm::Vec<vtkm::Id, 6> neighborIndices = this->GridData.GetNeighborIndices(index);
 
-    Point xin1 = input.Get(neighborIndices[0]);
-    Point xin2 = input.Get(neighborIndices[1]);
-    Point yin1 = input.Get(neighborIndices[2]);
-    Point yin2 = input.Get(neighborIndices[3]);
-    Point zin1 = input.Get(neighborIndices[4]);
-    Point zin2 = input.Get(neighborIndices[5]);
+    auto xin1 = input.Get(neighborIndices[0]);
+    auto xin2 = input.Get(neighborIndices[1]);
+    auto yin1 = input.Get(neighborIndices[2]);
+    auto yin2 = input.Get(neighborIndices[3]);
+    auto zin1 = input.Get(neighborIndices[4]);
+    auto zin2 = input.Get(neighborIndices[5]);
 
     Scalar xDiff = 1.0f / (xin2[0] - xin1[0]);
     Scalar yDiff = 1.0f / (yin2[1] - yin1[1]);
     Scalar zDiff = 1.0f / (zin2[2] - zin1[2]);
 
-    Point xout1 = output.Get(neighborIndices[0]);
-    Point xout2 = output.Get(neighborIndices[1]);
-    Point yout1 = output.Get(neighborIndices[2]);
-    Point yout2 = output.Get(neighborIndices[3]);
-    Point zout1 = output.Get(neighborIndices[4]);
-    Point zout2 = output.Get(neighborIndices[5]);
+    auto xout1 = output.Get(neighborIndices[0]);
+    auto xout2 = output.Get(neighborIndices[1]);
+    auto yout1 = output.Get(neighborIndices[2]);
+    auto yout2 = output.Get(neighborIndices[3]);
+    auto zout1 = output.Get(neighborIndices[4]);
+    auto zout2 = output.Get(neighborIndices[5]);
 
     // Total X gradient w.r.t X, Y, Z
     Scalar f1x = (xout2[0] - xout1[0]) * xDiff;