Silence warnings caused by opencascade headers

diff --git a/source/opencascade/utilities.cc b/source/opencascade/utilities.cc
index 98f0b973c098245ed21dd1fee01eadd4bd7ec8af..9c8e8e985e6dd4d15f5b3c0e9e847b3bd9e692e5 100644 (file)
--- a/source/opencascade/utilities.cc
+++ b/source/opencascade/utilities.cc
@@ -8,11 +8,18 @@
 
 #include <boost/bind.hpp>
 
-#include <stdio.h>
-#include <stdlib.h>
+#include <cstdio>
 #include <iostream>
 #include <set>
 
+// Selectively disable -Werror switch for GCC and compiler accepting GCC
+// dialects (such as clang). "diagnostic push" is supported since gcc-4.6
+// and clang-3.3.
+#ifdef __GNUC__
+#  pragma GCC diagnostic push
+#  pragma GCC diagnostic ignored "-Wextra"
+#endif
+
 #include <IGESControl_Controller.hxx>
 #include <IGESControl_Reader.hxx>
 #include <IGESControl_Writer.hxx>
@@ -59,6 +66,10 @@
 #include <GCPnts_AbscissaPoint.hxx>
 #include <ShapeAnalysis_Surface.hxx>
 
+#ifdef __GNUC__
+#  pragma GCC diagnostic pop
+#endif
+
 #include <vector>
 #include <algorithm>