games-action/extreme-tuxracer/files/extreme-tuxracer-0.6.0-segfault.patch

--- physics.cpp
+++ physics.cpp
@@ -126,3 +126,5 @@
 	    TCollidable *trees = &Course.CollArr[0];
+	if (trees == NULL) 
+		return false;
 	size_t num_trees = Course.CollArr.size();
 	size_t tree_type = trees[0].tree_type;