Test cgal/cgal_triangulation_06: disable floating point exceptions

Otherwise this test might trigger a spurious floating point exception
depending on the CGAL library version being used.

diff --git a/tests/cgal/cgal_triangulation_06.cc b/tests/cgal/cgal_triangulation_06.cc
index 9be5c04034870ad4349ffa019ce2a626a45bceff..517d3902ddc979b9d4e380b94da5c125eb286ffd 100644 (file)
--- a/tests/cgal/cgal_triangulation_06.cc
+++ b/tests/cgal/cgal_triangulation_06.cc
@@ -45,6 +45,16 @@ using C3t3          = CGAL::Mesh_complex_3_in_triangulation_3<Tr>;
 int
 main()
 {
+  // This test might trigger spurious floating point exception despite
+  // functioning properly. Simply disable floating point exceptions again
+  // (after they had been enabled int tests.h)
+#if defined(DEBUG) && defined(DEAL_II_HAVE_FP_EXCEPTIONS)
+  {
+    const int current_fe_except = fegetexcept();
+    fedisableexcept(current_fe_except);
+  }
+#endif
+
   initlog();
   // Build a deal.II triangulation
   CGAL::Surface_mesh<CGALPoint> cgal_surface_mesh;