I am starting to "thin" the branch out by upstreaming things. I am going to turn on +0 with a small commit so I can revert. This is going to cause me to need to upstream all the test updates/etc before that. The hope is to merge the final version of this after the stable-merge happens tomorrow.

Branch thinning is continuing from ~30 patches to ~20.

Down to ~5.

Just to update this real quick:

1. On the bots I got my first srouce compatibility success run.
2. There was some confusion around how I was going to upstream this. I am no longer doing the nice way that would let us revert. It was taking me too long to get the tooling correct (I kept on running into problems caused by moving tests). I am now just going the old traditional way of change the world.

Another update. The benchmarks all pass except for floating point tests that are also failing on master without +0. Making progress.

Floating point tests fixed on master. Reran benchmarks everything works. Fixing the last couple of failing tests and then we should have a completely green PR in a bit.

Finally got this through the CI in: 54b38d4

Sounds like this is done then. Congrats, Michael!

Yes it is complete!