Code: Select all
int i = 1;
i = i++ + ++i;
printf("%d", i);
UB or not UB?
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AlexeyKnyshev
- Goblin
- Posts: 213
- Joined: Sat May 26, 2012 10:37 am
- Location: Russia
- x 13
UB or not UB?
Is it undefined behavior?
p.s. I'm sure about UB in " i = ++i + ++i; "
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saejox
- Goblin
- Posts: 260
- Joined: Tue Oct 25, 2011 1:07 am
- x 36
Re: UB or not UB?
Even 'i = i++' is undefined.
There is a nice wiki article about it:
http://en.wikipedia.org/wiki/Sequence_point
There is a nice wiki article about it:
http://en.wikipedia.org/wiki/Sequence_point