On Jan 16, 2013, at 10:11 AM, Xin Li <delp...@delphij.net> wrote: > -----BEGIN PGP SIGNED MESSAGE----- > Hash: SHA512 > > On 01/16/13 09:47, Eitan Adler wrote: >> On 16 January 2013 01:49, Xin LI <delp...@gmail.com> wrote: >>> This doesn't seem right -- you should never release memory before >>> exit, especially for memory allocated in main(), unless this >>> "main" is intended for different purpose like a monolithic shell >>> that wants to avoid exec(). Note that pwait(1) have multiple exit >>> points I don't think it's practical. >> >> ... >> >> There have been multiple conversations about this: on hackers, on >> the commit lists, and on the clang analyzer lists. >> >> I don't care much how the final code looks: with either free or >> return but please make sure that scan-build finds no warnings. > > Yes I did. Using exit(3) tells clang that this is the final exit and > thus eliminates the warning. > > It sounds like a bug (or arguably a feature) that clang does not > recognize return in main()s...
I would consider it a bug, but it's better to use exit(3) anyhow as it prevents bugs from occurring in other OSes (like windows when you use atexit and posix-compliant signal handlers). Thanks, -Garrett _______________________________________________ svn-src-head@freebsd.org mailing list http://lists.freebsd.org/mailman/listinfo/svn-src-head To unsubscribe, send any mail to "svn-src-head-unsubscr...@freebsd.org"