#401 is undefined behavior due to endless loop

[erez-strauss]

#401 is undefined behavior due to endless loop.

[knatten]

What exactly makes this particular infinite loop undefined behavior?

Did you read the explanation to the question, and if so, what about it do you disagree with?

[tocic]

offtop: btw, there's a typo in "This this loop prints 2, 1, and 0." that's worth fixing.

[knatten]

offtop: btw, there's a typo in "This this loop prints 2, 1, and 0." that's worth fixing.

Thanks, fixed!