[llvm] Fix LLDB data formatter for llvm::Expected<T> with non-reference types (PR #179294)

[Michael Buch via llvm-commits]

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@@ -285,9 +285,16 @@ def get_lldb_version_string():
     --version output is formatted unexpectedly.
     """
     try:
-        cmd = ["lldb", "--version"]
         if platform.system() == "Darwin":
-            cmd = ["xcrun"] + cmd
+            # On Darwin, use system lldb which has Apple-specific versioning.
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Michael137 wrote:

I just re-used the logic that was there before I refactored it. It's probably OK to just re-use the non-Darwin logic for Darwin here

https://github.com/llvm/llvm-project/pull/179294