[llvm] r285517 - [LoopVectorize] Make interleaved-accesses analysis less conservative about
Renato Golin via llvm-commits
llvm-commits at lists.llvm.org
Sun Oct 30 08:20:01 PDT 2016
On 30 October 2016 at 15:13, Nuzman, Dorit <dorit.nuzman at intel.com> wrote:
> My guess is that the problem is with the releaseGroup() which doesn't really remove the group; so the next loop that scans over the LoadGroups encounters a Group that had already been released (and tries to release it again).
> I have a tentative fix (basically instead of having two separate scans over the LoadGroups, do all the LoadGroup checks inside a single scan over the Groups; see patch below), but I did not have time to test it yet (also I wasn't able to reproduce the failure on my platform yet...).
If you send me the whole patch+fix, I can build it locally to see if
it fixes the problem.
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