[clang] (New) Add option to generate additional debug info for expression dereferencing pointer to pointers (PR #95298)

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github-actions[bot] wrote:

<!--LLVM CODE FORMAT COMMENT: {clang-format}-->


:warning: C/C++ code formatter, clang-format found issues in your code. 
:warning:

<details>
<summary>
You can test this locally with the following command:
</summary>

``````````bash
git-clang-format --diff 511a1957258a16157e38f1a49e3de04e82ef001d 
0c49ae55b4b05a9c701288f106c138cab4af37f0 -- 
clang/test/CodeGenCXX/debug-info-ptr-to-ptr.cpp 
clang/lib/CodeGen/CGDebugInfo.cpp clang/lib/CodeGen/CGDebugInfo.h 
clang/lib/CodeGen/CGExprScalar.cpp
``````````

</details>

<details>
<summary>
View the diff from clang-format here.
</summary>

``````````diff
diff --git a/clang/lib/CodeGen/CGDebugInfo.cpp 
b/clang/lib/CodeGen/CGDebugInfo.cpp
index d3b754d14b..7046394036 100644
--- a/clang/lib/CodeGen/CGDebugInfo.cpp
+++ b/clang/lib/CodeGen/CGDebugInfo.cpp
@@ -5786,12 +5786,12 @@ void CGDebugInfo::EmitPseudoVariable(CGBuilderTy 
&Builder,
     InsertBefore = InsertBB->size() > 0 ? &(InsertBB->front()) : nullptr;
   }
 
-  llvm::DILocalVariable *D = DBuilder.createAutoVariable(
-      LexicalBlockStack.back(), "", nullptr, 0, Type, false,
-      llvm::DINode::FlagArtificial);
+  llvm::DILocalVariable *D =
+      DBuilder.createAutoVariable(LexicalBlockStack.back(), "", nullptr, 0,
+                                  Type, false, llvm::DINode::FlagArtificial);
   if (InsertBefore)
     DBuilder.insertDbgValueIntrinsic(Value, D, DBuilder.createExpression(), 
DIL,
-                                   InsertBefore);
+                                     InsertBefore);
   else
     DBuilder.insertDbgValueIntrinsic(Value, D, DBuilder.createExpression(), 
DIL,
                                      InsertBB);

``````````

</details>


https://github.com/llvm/llvm-project/pull/95298
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