[Bug target/30315] optimize unsigned-add overflow test on x86 to use cpu flags from addl

[pinskia at gmail dot com]

------- Comment #3 from pinskia at gmail dot com  2007-06-06 09:10 -------
Subject: Re:  optimize unsigned-add overflow test on x86 to use cpu flags from
addl

> And BTW - wrapping is undefined operation.

One for signed integers for unsigned it is actually defined as
wrapping and the reporter used unsigned integers here.

Thanks,
Andrew Pinski


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http://gcc.gnu.org/bugzilla/show_bug.cgi?id=30315