[Bug middle-end/31058] overflow warnings should not be enabled with -Wall

[gdr at cs dot tamu dot edu]

------- Comment #17 from gdr at cs dot tamu dot edu  2007-03-07 21:35 -------
Subject: Re:  bogus array overflow warnings in unrolled loops

"rguenth at gcc dot gnu dot org" <gcc-bugzilla@gcc.gnu.org> writes:

| This is why we have this bug -- because loop unrolling creates possibly
| unreachable code with out-of-bounds array access.

While I don't think removing the warning from -Wall solves the
problem, I tend to agree with Andrew Pinski that it should not be
included there.

-- Gaby


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http://gcc.gnu.org/bugzilla/show_bug.cgi?id=31058