From 2ea287d62e50b5a622cbdf53962ece2c077e23ae Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?S=C3=A9bastien=20Loriot?= <sebastien.loriot@cgal.org>
Date: Fri, 22 Mar 2013 09:38:37 +0100
Subject: [PATCH] add assert_msg equivalent to CGAL_assertion_msg even if
 CGAL_NDEBUG is defined

---
 .../test/Envelope_3/Envelope_test_overlay_functor.h      | 9 +++++++++
 1 file changed, 9 insertions(+)

diff --git a/Envelope_3/test/Envelope_3/Envelope_test_overlay_functor.h b/Envelope_3/test/Envelope_3/Envelope_test_overlay_functor.h
index b9d8fac8b01..91711c3151b 100644
--- a/Envelope_3/test/Envelope_3/Envelope_test_overlay_functor.h
+++ b/Envelope_3/test/Envelope_3/Envelope_test_overlay_functor.h
@@ -21,6 +21,15 @@
 #ifndef ENVELOPE_TEST_OVERLAY_FUNCTOR_H
 #define ENVELOPE_TEST_OVERLAY_FUNCTOR_H
 
+#ifndef assert_msg
+#ifndef NDEBUG
+#  define assert_msg(EX,MSG) \
+   (CGAL::possibly(EX)?(static_cast<void>(0)): ::CGAL::assertion_fail( # EX , __FILE__, __LINE__, MSG))
+#else
+#  define assert_msg(EX,MSG) (static_cast<void>(0))
+#endif
+#endif
+
 #include <iostream>
 
 namespace CGAL {