1 files changed, 15 insertions, 4 deletions
diff --git a/Source/FieldSolver/FiniteDifferenceSolver/FiniteDifferenceAlgorithms/CartesianYeeAlgorithm.H b/Source/FieldSolver/FiniteDifferenceSolver/FiniteDifferenceAlgorithms/CartesianYeeAlgorithm.H
index 29e3d710e..a4a94c535 100644
--- a/Source/FieldSolver/FiniteDifferenceSolver/FiniteDifferenceAlgorithms/CartesianYeeAlgorithm.H
+++ b/Source/FieldSolver/FiniteDifferenceSolver/FiniteDifferenceAlgorithms/CartesianYeeAlgorithm.H
@@ -10,6 +10,7 @@
 
 #include "Utils/WarpXConst.H"
 
+#include <AMReX.H>
 #include <AMReX_REAL.H>
 #include <AMReX_Array4.H>
 #include <AMReX_Gpu.H>
@@ -58,7 +59,7 @@ struct CartesianYeeAlgorithm {
     AMREX_GPU_HOST_DEVICE AMREX_FORCE_INLINE
     static amrex::Real UpwardDx (
         amrex::Array4<amrex::Real> const& F,
-        amrex::Real const * const coefs_x, int const n_coefs_x,
+        amrex::Real const * const coefs_x, int const /*n_coefs_x*/,
         int const i, int const j, int const k, int const ncomp=0 ) {
 
         amrex::Real const inv_dx = coefs_x[0];
@@ -70,7 +71,7 @@ struct CartesianYeeAlgorithm {
     AMREX_GPU_HOST_DEVICE AMREX_FORCE_INLINE
     static amrex::Real DownwardDx (
         amrex::Array4<amrex::Real> const& F,
-        amrex::Real const * const coefs_x, int const n_coefs_x,
+        amrex::Real const * const coefs_x, int const /*n_coefs_x*/,
         int const i, int const j, int const k, int const ncomp=0 ) {
 
         amrex::Real const inv_dx = coefs_x[0];
@@ -90,7 +91,12 @@ struct CartesianYeeAlgorithm {
         Real const inv_dy = coefs_y[0];
         return inv_dy*( F(i,j+1,k,ncomp) - F(i,j,k,ncomp) );
 #elif (defined WARPX_DIM_XZ)
+        amrex::ignore_unused(F, coefs_y, n_coefs_y,
+            i, j, k, ncomp);
         return 0._rt; // 2D Cartesian: derivative along y is 0
+#else
+        amrex::ignore_unused(F, coefs_y, n_coefs_y,
+            i, j, k, ncomp);
 #endif
     }
 
@@ -107,7 +113,12 @@ struct CartesianYeeAlgorithm {
         Real const inv_dy = coefs_y[0];
         return inv_dy*( F(i,j,k,ncomp) - F(i,j-1,k,ncomp) );
 #elif (defined WARPX_DIM_XZ)
+        amrex::ignore_unused(F, coefs_y, n_coefs_y,
+            i, j, k, ncomp);
         return 0._rt; // 2D Cartesian: derivative along y is 0
+#else
+        amrex::ignore_unused(F, coefs_y, n_coefs_y,
+            i, j, k, ncomp);
 #endif
     }
 
@@ -116,7 +127,7 @@ struct CartesianYeeAlgorithm {
    AMREX_GPU_HOST_DEVICE AMREX_FORCE_INLINE
     static amrex::Real UpwardDz (
         amrex::Array4<amrex::Real> const& F,
-        amrex::Real const * const coefs_z, int const n_coefs_z,
+        amrex::Real const * const coefs_z, int const /*n_coefs_z*/,
         int const i, int const j, int const k, int const ncomp=0 ) {
 
         using namespace amrex;
@@ -133,7 +144,7 @@ struct CartesianYeeAlgorithm {
     AMREX_GPU_HOST_DEVICE AMREX_FORCE_INLINE
     static amrex::Real DownwardDz (
         amrex::Array4<amrex::Real> const& F,
-        amrex::Real const * const coefs_z, int const n_coefs_z,
+        amrex::Real const * const coefs_z, int const /*n_coefs_z*/,
         int const i, int const j, int const k, int const ncomp=0 ) {
 
         using namespace amrex;