diff --git a/cpp/include/cudf/detail/utilities/device_operators.cuh b/cpp/include/cudf/detail/utilities/device_operators.cuh
index 46f424e051b..414f05d923c 100644
--- a/cpp/include/cudf/detail/utilities/device_operators.cuh
+++ b/cpp/include/cudf/detail/utilities/device_operators.cuh
@@ -83,7 +83,11 @@ struct DeviceSum {
   template <typename T, std::enable_if_t<cudf::is_fixed_point<T>()>* = nullptr>
   static constexpr T identity()
   {
+#ifndef __CUDA_ARCH__
     CUDF_FAIL("fixed_point does not yet support device operator identity");
+#else
+    CUDF_UNREACHABLE("fixed_point does not yet support device operator identity");
+#endif
     return T{};
   }
 };
@@ -141,7 +145,11 @@ struct DeviceMin {
   template <typename T, std::enable_if_t<cudf::is_fixed_point<T>()>* = nullptr>
   static constexpr T identity()
   {
+#ifndef __CUDA_ARCH__
     CUDF_FAIL("fixed_point does not yet support DeviceMin identity");
+#else
+    CUDF_UNREACHABLE("fixed_point does not yet support DeviceMin identity");
+#endif
     return cuda::std::numeric_limits<T>::max();
   }
 
@@ -189,7 +197,11 @@ struct DeviceMax {
   template <typename T, std::enable_if_t<cudf::is_fixed_point<T>()>* = nullptr>
   static constexpr T identity()
   {
+#ifndef __CUDA_ARCH__
     CUDF_FAIL("fixed_point does not yet support DeviceMax identity");
+#else
+    CUDF_UNREACHABLE("fixed_point does not yet support DeviceMax identity");
+#endif
     return cuda::std::numeric_limits<T>::lowest();
   }
 
@@ -225,7 +237,11 @@ struct DeviceProduct {
   template <typename T, std::enable_if_t<cudf::is_fixed_point<T>()>* = nullptr>
   static constexpr T identity()
   {
+#ifndef __CUDA_ARCH__
     CUDF_FAIL("fixed_point does not yet support DeviceProduct identity");
+#else
+    CUDF_UNREACHABLE("fixed_point does not yet support DeviceProduct identity");
+#endif
     return T{1, numeric::scale_type{0}};
   }
 };
diff --git a/cpp/include/cudf/utilities/span.hpp b/cpp/include/cudf/utilities/span.hpp
index 21ee4fa9e9b..2273a89892b 100644
--- a/cpp/include/cudf/utilities/span.hpp
+++ b/cpp/include/cudf/utilities/span.hpp
@@ -417,7 +417,9 @@ class base_2dspan {
   constexpr base_2dspan(RowType<T, dynamic_extent> flat_view, size_t columns)
     : _flat{flat_view}, _size{columns == 0 ? 0 : flat_view.size() / columns, columns}
   {
+#ifndef __CUDA_ARCH__
     CUDF_EXPECTS(_size.first * _size.second == flat_view.size(), "Invalid 2D span size");
+#endif
   }
 
   /**