no error when uninitialised variable is used

[andreiarusoaie]

cmd> type .\bug.alk
cmd>java -jar "C:\Program Files\alki-v3.0\v3.0\bin\\alk.jar" -v
t = ["a", "b"];
print(t.size());
cmd> alki -a .\bug.alk

cmd>java -jar "C:\Program Files\alki-v3.0\v3.0\bin\\alk.jar" -a .\bug.alk
2
cmd> type .\bug.alk
// t = ["a", "b"];
print(t.size());
cmd> alki -a .\bug.alk

cmd>java -jar "C:\Program Files\alki-v3.0\v3.0\bin\\alk.jar" -a .\bug.alk
cmd>alki -v

cmd>java -jar "C:\Program Files\alki-v3.0\v3.0\bin\\alk.jar" -v
The version is 3.0.
cmd>