diff --git a/src/parcsr_ls/par_ge_device.c b/src/parcsr_ls/par_ge_device.c
index d56f6d1a5..4e17c937c 100644
--- a/src/parcsr_ls/par_ge_device.c
+++ b/src/parcsr_ls/par_ge_device.c
@@ -105,9 +105,9 @@ hypre_GaussElimSetupDevice(hypre_ParAMGData *amg_data,
 
 #else
    /* Silence declared but never referenced warnings */
-   (A_piv  = NULL);
-   (A_mat  = NULL);
-   (A_work = NULL);
+   (A_piv  += 0);
+   (A_mat  += 0);
+   (A_work += 0);
    (buffer_size *= 1);
 
    hypre_error_w_msg(HYPRE_ERROR_GENERIC,
@@ -309,8 +309,8 @@ hypre_GaussElimSolveDevice(hypre_ParAMGData *amg_data,
 
 #else
    /* Silence declared but never referenced warnings */
-   (A_mat = NULL);
-   (A_piv = NULL);
+   (A_mat += 0);
+   (A_piv += 0);
    (i_one *= 1);
    (d_one *= 1.0);
    (zero  *= zero);
diff --git a/src/utilities/int_array_device.c b/src/utilities/int_array_device.c
index 18db29275..b023e155f 100644
--- a/src/utilities/int_array_device.c
+++ b/src/utilities/int_array_device.c
@@ -152,6 +152,7 @@ hypre_IntArrayNegateDevice( hypre_IntArray *v )
  * hypre_IntArraySetInterleavedValuesDevice
  *--------------------------------------------------------------------------*/
 
+#if defined(HYPRE_USING_CUDA) || defined(HYPRE_USING_HIP)
 struct hypre_cycle_functor
 {
    HYPRE_Int cycle_length;
@@ -163,6 +164,7 @@ struct hypre_cycle_functor
       return x % cycle_length;
    }
 };
+#endif
 
 HYPRE_Int
 hypre_IntArraySetInterleavedValuesDevice( hypre_IntArray *v,