[llvm] [llvm-debuginfo-analyzer] Add support for LLVM IR format. (PR #135440)

[Javier Lopez-Gomez via llvm-commits]

================
@@ -2131,6 +2132,166 @@ layout and given the number of matches.
   -----------------------------
   Total           71          8
 
+IR (Textual representation and bitcode) SUPPORT
+~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
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jalopezg-git wrote:

```suggestion
LLVM IR (textual / bitcode representation) SUPPORT
~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
```

https://github.com/llvm/llvm-project/pull/135440