[Bug tree-optimization/32377] can't determine dependence (source/destination overlap without more than size)

[sebpop at gmail dot com]

------- Comment #15 from sebpop at gmail dot com  2007-07-09 14:19 -------
Subject: Re:  can't determine dependence (source/destination overlap without
more than size)

> I was going to submit the attached patch, but now the analysis fails with
> "affine-affine test failed: missing iteration counts" and distance vector is
> not built (so the loop in this PR cannot be vectorized even with the addition
> of DDR_REVERSED_P). This was caused by your patch to PR 32457
> http://gcc.gnu.org/viewcvs?view=rev&revision=126305. Is there any way to
> restore the previous behaviour for this case?
>

I'll try to fix this.


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http://gcc.gnu.org/bugzilla/show_bug.cgi?id=32377