Why does int main() {} compile?

Question

(I\'m using Visual C++ 2008) I\'ve always heard that main() is required to return an integer, but here I didn\'t put in return 0; and and it compiled w

Answer 1

I'm pretty sure VC++ just inserts a return 0 if you don't include one in main functions. The same thing can happen with functions too, but in those cases at least you'll get a warning.