From: Daniel Arndt <arndtd@ornl.gov>
Date: Tue, 13 Jun 2023 13:01:19 +0000 (-0400)
Subject: Fox unused-but-set-variable warning
X-Git-Tag: v9.5.0-rc1~121^2
X-Git-Url: https://gitweb.dealii.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=4d2587c26136952ba2b2c42d7b7e4a68571492ea;p=dealii.git

Fox unused-but-set-variable warning
---

diff --git a/source/opencascade/utilities.cc b/source/opencascade/utilities.cc
index 6b8b7a19e0..cd522b7028 100644
--- a/source/opencascade/utilities.cc
+++ b/source/opencascade/utilities.cc
@@ -710,7 +710,11 @@ namespace OpenCASCADE
     double minDistance = 1e7;
     gp_Pnt tmp_proj(0.0, 0.0, 0.0);
 
-    unsigned int counter      = 0;
+#  ifdef DEAL_II_HAVE_CXX17
+    [[maybe_unused]] unsigned int counter = 0;
+#  else
+    unsigned int     counter = 0;
+#  endif
     unsigned int face_counter = 0;
 
     TopoDS_Shape out_shape;