Are there risks to optimizing code in C#?

Question

In the build settings panel of VS2010 Pro, there is a CheckBox with the label \"optimize code\"... of course, I want to check it... but being unusually cautious, I asked my

Answer 1

Example wise i have a piece of code from some simulation parts of my master thesis. In which with the optimization flag turned on the code don't really break the program, but the pathfinder only performs one run and loops. (the recursive code traps itself in a loop on the pathfinder which it always breaks out of with the optimization flag turned off).

So yes it is possible for the optimization flag to make the software behave differently.