[llvm] [VPlan] Fix LastActiveLane assertion on scalar VF (PR #167897)

[Luke Lau via llvm-commits]

================
@@ -0,0 +1,53 @@
+; NOTE: Assertions have been autogenerated by utils/update_test_checks.py UTC_ARGS: --check-globals none --version 6
+; RUN: opt -p loop-vectorize -prefer-predicate-over-epilogue=predicate-else-scalar-epilogue -force-vector-width=1 -force-vector-interleave=2 -S %s | FileCheck %s
+
+define i64 @live_out_scalar_vf(i64 %n) {
----------------
lukel97 wrote:

Done in c29428f4759cd6d34c31b0bb0fb552cc74b1d038

https://github.com/llvm/llvm-project/pull/167897