[llvm] r250204 - Update the branch weight metadata in JumpThreading pass.

[Diego Novillo via llvm-commits]

On Tue, Oct 13, 2015 at 11:58 AM, Cong Hou <congh at google.com> wrote:

> r250089 led to some PGO test failures and was reverted by Manman Ren. I
> investigated this issue and found that I need to make sure the sum of
> weights won't be zero after normalization. As this is a quick and simple
> fix, I just resubmitted the patch again with the fix. The weight
> normalization will be obsoleted soon with one of my patches.
>

OK, thanks.  For future instances, could you add a note to the second patch
stating what was fixed in between?  Helps when going through the logs.


Diego.
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