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Re: return or exit at end of main()?

This is a discussion on Re: return or exit at end of main()? within the mailing.openbsd.tech forums, part of the OpenBSD category; --> Marc Espie wrote: >>not quite what i meant. consider the program below, then consider with >>exit instead of return. ...


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Old 02-18-2008, 08:49 AM
marc@msys.ch
 
Posts: n/a
Default Re: return or exit at end of main()?

Marc Espie wrote:

>>not quite what i meant. consider the program below, then consider with
>>exit instead of return.
>>
>>#include <stdio.h>
>>
>>class hello {
>>public:
>> hello() { printf("hello\n"); }
>> ~hello() { printf("goodbye\n"); }
>>};
>>
>>int
>>main()
>>{
>> hello h;
>>
>> return (0);
>>}
>>

>
> I don't have my C++ standard around, but I'm pretty sure there should
> be no difference.


Actually there is. With exit instead of return, h's destructor is
not called.

- Marc Balmer

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