From e6555d79da7374b024b25f2ebdef2e14fe7c1c7e Mon Sep 17 00:00:00 2001
From: Edoardo Zoni <59625522+EZoni@users.noreply.github.com>
Date: Wed, 28 Apr 2021 12:58:27 -0700
Subject: Fix Two Warnings for Builds Without EB (#1920)

---
 Source/FieldSolver/FiniteDifferenceSolver/EvolveB.cpp | 4 ++++
 1 file changed, 4 insertions(+)

(limited to 'Source/FieldSolver/FiniteDifferenceSolver/EvolveB.cpp')

diff --git a/Source/FieldSolver/FiniteDifferenceSolver/EvolveB.cpp b/Source/FieldSolver/FiniteDifferenceSolver/EvolveB.cpp
index c24b869e0..3ddfc66b0 100644
--- a/Source/FieldSolver/FiniteDifferenceSolver/EvolveB.cpp
+++ b/Source/FieldSolver/FiniteDifferenceSolver/EvolveB.cpp
@@ -65,6 +65,10 @@ void FiniteDifferenceSolver::EvolveBCartesian (
     std::array< std::unique_ptr<amrex::MultiFab>, 3 > const& face_areas,
     int lev, amrex::Real const dt ) {
 
+#ifndef AMREX_USE_EB
+    amrex::ignore_unused(face_areas);
+#endif
+
     amrex::LayoutData<amrex::Real>* cost = WarpX::getCosts(lev);
 
     // Loop through the grids, and over the tiles within each grid
-- 
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