From 93039d18d7ede553af52f20a2872293309544d53 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Ion=20Gazta=C3=B1aga?= <igaztanaga@gmail.com>
Date: Sun, 10 Dec 2017 23:06:20 +0100
Subject: [PATCH] Make sure NDEBUG is undefined

---
 example/doc_custom_tree.cpp | 5 +++++
 1 file changed, 5 insertions(+)

diff --git a/example/doc_custom_tree.cpp b/example/doc_custom_tree.cpp
index f14d2d4..ad9d9e0 100644
--- a/example/doc_custom_tree.cpp
+++ b/example/doc_custom_tree.cpp
@@ -11,6 +11,11 @@
 #include <boost/container/detail/workaround.hpp>
 //[doc_custom_tree
 #include <boost/container/set.hpp>
+
+//Make sure assertions are active
+#ifdef NDEBUG
+#undef NDEBUG
+#endif
 #include <cassert>
 
 int main ()