Merge pull request #3248 from henrikt-ma/clarify-short-circuit-example

Don't give impression of undefined behavior being error

Author: HansOlsson

chapters/operatorsandexpressions.tex

@@ -179,8 +179,8 @@ \section{Evaluation Order}\label{evaluation-order}
   Boolean b;
   Integer I;
 equation
-  b = (I >= 1 and I <= n) and v[I];                // Invalid
-  b = if (I >= 1 and I <= n) then v[I] else false; // Correct
+  b = (I >= 1 and I <= n) and v[I];                // Unsafe, may result in error
+  b = if (I >= 1 and I <= n) then v[I] else false; // Safe
 \end{lstlisting}
 
 To guard square against square root of negative number use \lstinline!noEvent!: