[llvm] [LV] capture branch weights for constant trip counts (PR #175096)

[Joel E. Denny via llvm-commits]

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@@ -1,10 +1,29 @@
+; NOTE: Assertions have been autogenerated by utils/update_test_checks.py UTC_ARGS: --check-globals all --version 6
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jdenny-ornl wrote:

It's small and it helps cover the profile metadata changes in this PR, so I think it's fine here.

https://github.com/llvm/llvm-project/pull/175096