[Bug c/30477] Integer Overflow detection code optimised away, -fwrapv broken

[tg at mirbsd dot org]

------- Comment #7 from tg at mirbsd dot org  2007-01-16 04:08 -------
Subject: Re:  Integer Overflow detection code optimised away,
 -fwrapv broken

pinskia at physics dot uc dot edu dixit:

>> >> Especially you as the author of code in question
>> >I did not write this code, I just know of it.
>> 
>> You did: http://gcc.gnu.org/bugzilla/show_bug.cgi?id=27257#c2
>
>Actually there are two different code, one I wrote which is does
>folding of a-10 > 0 into a>10 and other code which folds a-10>a into true,
>I wrote the first one.

Okay. Then, maybe, the person who wrote the other one
will stand up and speak.

[ not commenting on this Linux stuff, I don't use Linux ]

bye,
//mirabile


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http://gcc.gnu.org/bugzilla/show_bug.cgi?id=30477