X-Git-Url: https://git.mxchange.org/?a=blobdiff_plain;f=src%2FInstrumentation%2Fgroundradar.cxx;h=ffa2e1fc945881d6f4278c49b4aa22f425e3b573;hb=dd7c88b8cb7bfd84dec3ce7dd0699a5652288b2a;hp=56c7d0902ac372679a24fe218991046ab06976d4;hpb=3836abcf4b60844d4942e6c5da237fb3a1f93d24;p=flightgear.git

diff --git a/src/Instrumentation/groundradar.cxx b/src/Instrumentation/groundradar.cxx
index 56c7d0902..ffa2e1fc9 100644
--- a/src/Instrumentation/groundradar.cxx
+++ b/src/Instrumentation/groundradar.cxx
@@ -20,6 +20,8 @@
 #  include "config.h"
 #endif
 
+#include <cassert>
+
 #include <osg/Node>
 #include <osg/Geode>
 #include <osg/Geometry>