Return a NaN instead of just a very large value to make the error condition

clearer.

diff --git a/source/grid/tria_accessor.cc b/source/grid/tria_accessor.cc
index 6cea86cb861ae6f23638ac854dae68976b4c3f17..c9f4cb2455a7c3a1476519e524d0361dca33a4a6 100644 (file)
--- a/source/grid/tria_accessor.cc
+++ b/source/grid/tria_accessor.cc
@@ -978,7 +978,7 @@ namespace
     // catch-all for all cases not explicitly
     // listed above
     Assert (false, ExcNotImplemented());
-    return -1e10;
+    return 1./0.;
   }
 }