[llvm] r278463 - [BranchFolding] Restrict tail merging loop blocks after MBP
Hans Wennborg via llvm-commits
llvm-commits at lists.llvm.org
Fri Aug 12 11:04:06 PDT 2016
On Thu, Aug 11, 2016 at 8:30 PM, Haicheng Wu via llvm-commits
<llvm-commits at lists.llvm.org> wrote:
> Author: haicheng
> Date: Thu Aug 11 22:30:23 2016
> New Revision: 278463
>
> URL: http://llvm.org/viewvc/llvm-project?rev=278463&view=rev
> Log:
> [BranchFolding] Restrict tail merging loop blocks after MBP
>
> To fix PR28014, this patch restricts tail merging to blocks that belong to the
> same loop after MBP.
I believe you mean PR28104?
It seems this got reverted in r278484. Do you think it will be easy to
fix? It would be great if we could fix this for 3.9.
Thanks,
Hans
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