From c0bb5a56ebde9d0d44c472f6aa167144aee2943e Mon Sep 17 00:00:00 2001
From: Niels <niels.lohmann@gmail.com>
Date: Wed, 13 Jan 2016 21:08:42 +0100
Subject: [PATCH] added note on assertions (#168)

---
 README.md | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/README.md b/README.md
index b27926fa5..97591f6a1 100644
--- a/README.md
+++ b/README.md
@@ -390,6 +390,10 @@ I deeply appreciate the help of the following people.
 
 Thanks a lot for helping out!
 
+## Notes
+
+- The code contains numerous debug assertions which can be switched off by defining the preprocessor macro `NDEBUG`, see the [documentation of `assert`](http://en.cppreference.com/w/cpp/error/assert).
+
 ## Execute unit tests
 
 To compile and run the tests, you need to execute