[llvm] [DebugInfo] Add macro tracking support to DebugInfoFinder (PR #179931)

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``````````bash
git-clang-format --diff origin/main HEAD --extensions cpp,h -- llvm/include/llvm/IR/DebugInfo.h llvm/lib/Analysis/ModuleDebugInfoPrinter.cpp llvm/lib/IR/DebugInfo.cpp --diff_from_common_commit
``````````

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View the diff from clang-format here.
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``````````diff
diff --git a/llvm/lib/IR/DebugInfo.cpp b/llvm/lib/IR/DebugInfo.cpp
index dcdcc7024..ce641a394 100644
--- a/llvm/lib/IR/DebugInfo.cpp
+++ b/llvm/lib/IR/DebugInfo.cpp
@@ -296,7 +296,8 @@ void DebugInfoFinder::processMacroNode(DIMacroNode *Macro,
   }
 
   auto *MF = dyn_cast<DIMacroFile>(Macro);
-  assert(MF && "Expected a DIMacroFile (it can't be any other type at this point)");
+  assert(MF &&
+         "Expected a DIMacroFile (it can't be any other type at this point)");
 
   // Check if we've already seen this macro file to avoid infinite recursion
   if (!NodesSeen.insert(MF).second)
@@ -304,7 +305,7 @@ void DebugInfoFinder::processMacroNode(DIMacroNode *Macro,
 
   // Recursively process nested macros in the macro file
   for (auto *Element : MF->getElements()) {
-      processMacroNode(Element, MF);
+    processMacroNode(Element, MF);
   }
 }
 

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https://github.com/llvm/llvm-project/pull/179931