Fix some warnings (#1239)

This PR fixes the source of several compilation warnings.

Co-authored-by: Axel Huebl <axel.huebl@plasma.ninja>

1 files changed, 6 insertions, 1 deletions

diff --git a/Source/Diagnostics/ComputeDiagFunctors/DivEFunctor.cpp b/Source/Diagnostics/ComputeDiagFunctors/DivEFunctor.cpp
index 82146aeee..3eb859903 100644
--- a/Source/Diagnostics/ComputeDiagFunctors/DivEFunctor.cpp
+++ b/Source/Diagnostics/ComputeDiagFunctors/DivEFunctor.cpp
@@ -1,12 +1,16 @@
 #include "DivEFunctor.H"
 #include "Utils/CoarsenIO.H"
 
+#include <AMReX.H>
+
 DivEFunctor::DivEFunctor(const std::array<const amrex::MultiFab* const, 3> arr_mf_src, const int lev,
                          const amrex::IntVect crse_ratio,
                          bool convertRZmodes2cartesian, const int ncomp)
     : ComputeDiagFunctor(ncomp, crse_ratio), m_arr_mf_src(arr_mf_src), m_lev(lev),
       m_convertRZmodes2cartesian(convertRZmodes2cartesian)
-{}
+{
+    amrex::ignore_unused(m_arr_mf_src);
+}
 
 void
 DivEFunctor::operator()(amrex::MultiFab& mf_dst, const int dcomp, const int /*i_buffer*/) const
@@ -45,5 +49,6 @@ DivEFunctor::operator()(amrex::MultiFab& mf_dst, const int dcomp, const int /*i_
     // In cartesian geometry, coarsen and interpolate from simulation MultiFab, divE,
     // to output diagnostic MultiFab, mf_dst.
     CoarsenIO::Coarsen( mf_dst, divE, dcomp, 0, nComp(), 0, m_crse_ratio);
+    amrex::ignore_unused(m_convertRZmodes2cartesian);
 #endif
 }