diff --git a/vtkm/exec/CellDerivative.h b/vtkm/exec/CellDerivative.h
index 1e516192e..45b9c5fa0 100644
--- a/vtkm/exec/CellDerivative.h
+++ b/vtkm/exec/CellDerivative.h
@@ -559,7 +559,6 @@ CellDerivativeFor2DCell(const FieldVecType &field,
                         CellShapeTag)
 {
   typedef typename FieldVecType::ComponentType FieldType;
-  typedef vtkm::Vec<FieldType,3> GradientType;
 
   // We have an underdetermined system in 3D, so create a 2D space in the
   // plane that the polygon sits.
diff --git a/vtkm/exec/ParametricCoordinates.h b/vtkm/exec/ParametricCoordinates.h
index ce12e7550..66f8ab0d1 100644
--- a/vtkm/exec/ParametricCoordinates.h
+++ b/vtkm/exec/ParametricCoordinates.h
@@ -929,7 +929,6 @@ WorldCoordinatesToParametricCoordinates(
   //
 
   typedef typename WorldCoordVector::ComponentType Vector3;
-  typedef typename Vector3::ComponentType T;
 
   Vector3 pcoords;
 
diff --git a/vtkm/exec/testing/UnitTestNewtonsMethod.cxx b/vtkm/exec/testing/UnitTestNewtonsMethod.cxx
index 69fc4561d..ed6093571 100644
--- a/vtkm/exec/testing/UnitTestNewtonsMethod.cxx
+++ b/vtkm/exec/testing/UnitTestNewtonsMethod.cxx
@@ -75,11 +75,11 @@ void TestNewtonsMethodTemplate()
   Vector3 expected2(2.0f/3.0f, 2.0f/3.0f, 1.0f/3.0f);
 
   Vector3 initialGuess;
-  for (initialGuess[0] = 0.25; initialGuess[0] <= 1; initialGuess[0] += 0.25)
+  for (initialGuess[0] = 0.25f; initialGuess[0] <= 1; initialGuess[0] += 0.25f)
   {
-    for (initialGuess[1] = 0.25; initialGuess[1] <= 1; initialGuess[1] += 0.25)
+    for (initialGuess[1] = 0.25f; initialGuess[1] <= 1; initialGuess[1] += 0.25f)
     {
-      for (initialGuess[2] = 0.25; initialGuess[2] <= 1; initialGuess[2] +=0.25)
+      for (initialGuess[2] = 0.25f; initialGuess[2] <= 1; initialGuess[2] +=0.25f)
       {
         std::cout << "   " << initialGuess << std::endl;