[llvm] [SelectionDAG] Fix an incorrect DebugLoc on a COPY (PR #122963)

[Matt Arsenault via llvm-commits]

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@@ -0,0 +1,72 @@
+; NOTE: Assertions have been autogenerated by utils/update_llc_test_checks.py UTC_ARGS: --version 5
+; RUN: llc -mtriple=amdgcn -mcpu=gfx1030 -o - < %s | FileCheck -check-prefix=GCN %s
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arsenm wrote:

Should this go in test/DebugInfo instead of test/CodeGen? 

https://github.com/llvm/llvm-project/pull/122963