[llvm] [DAG] SimplifyDemandedBits - ICMP_SLT(X, 0) - only sign mask of X is required (PR #164946)

[Craig Topper via llvm-commits]

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@@ -1,3 +1,4 @@
+; NOTE: Assertions have been autogenerated by utils/update_llc_test_checks.py UTC_ARGS: --version 6
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topperc wrote:

Please make a separate PR to use the script for this test as a pre-commit. It's creating unnecessary noise in this diff.

https://github.com/llvm/llvm-project/pull/164946