Add missing initializer in AIBallistic.cxx

diff --git a/src/AIModel/AIBallistic.cxx b/src/AIModel/AIBallistic.cxx
index aaf52337093a0ec7d9eaebb82ec8bd1d08137e77..fa06b291e36de16f8a32f20e4708ccb6908c4a79 100644 (file)
--- a/src/AIModel/AIBallistic.cxx
+++ b/src/AIModel/AIBallistic.cxx
@@ -67,7 +67,7 @@ _report_expiry(false),
 _impact_report_node(fgGetNode("/ai/models/model-impact", true)),
 hs(0),
 _old_height(0),
-_speed()
+_speed(0)
 
 {
     no_roll = false;