[clang] [Clang][P1061] Consolidate ResolvedUnpexandedPackExpr into FunctionParmPackExpr (PR #125394)

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git-clang-format --diff d5a7a483a65f830a0c7a931781bc90046dc67ff4 b2b85fdbe11dce02c6ba842b5a4949b70c47207b --extensions cpp,h -- clang/include/clang/AST/DeclCXX.h clang/include/clang/AST/ExprCXX.h clang/include/clang/AST/RecursiveASTVisitor.h clang/include/clang/Sema/Sema.h clang/include/clang/Sema/Template.h clang/include/clang/Serialization/ASTBitCodes.h clang/lib/AST/DeclCXX.cpp clang/lib/AST/Expr.cpp clang/lib/AST/ExprCXX.cpp clang/lib/AST/ExprClassification.cpp clang/lib/AST/ExprConstant.cpp clang/lib/AST/ItaniumMangle.cpp clang/lib/AST/StmtPrinter.cpp clang/lib/AST/StmtProfile.cpp clang/lib/Sema/SemaDeclCXX.cpp clang/lib/Sema/SemaExceptionSpec.cpp clang/lib/Sema/SemaExpr.cpp clang/lib/Sema/SemaTemplateInstantiate.cpp clang/lib/Sema/SemaTemplateInstantiateDecl.cpp clang/lib/Sema/SemaTemplateVariadic.cpp clang/lib/Sema/TreeTransform.h clang/lib/Serialization/ASTReaderStmt.cpp clang/lib/Serialization/ASTWriter.cpp clang/lib/Serialization/ASTWriterStmt.cpp clang/lib/StaticAnalyzer/Core/ExprEngine.cpp clang/test/AST/ast-dump-binding-pack.cpp clang/test/SemaCXX/cxx2c-binding-pack.cpp clang/tools/libclang/CXCursor.cpp
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View the diff from clang-format here.
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``````````diff
diff --git a/clang/lib/AST/DeclCXX.cpp b/clang/lib/AST/DeclCXX.cpp
index 77cbf1362a..b0a14629f2 100644
--- a/clang/lib/AST/DeclCXX.cpp
+++ b/clang/lib/AST/DeclCXX.cpp
@@ -3495,9 +3495,10 @@ VarDecl *BindingDecl::getHoldingVar() const {
 llvm::ArrayRef<BindingDecl *> BindingDecl::getBindingPackDecls() const {
   assert(Binding && "expecting a pack expr");
   auto *FP = cast<FunctionParmPackExpr>(Binding);
-  if(FP->getNumExpansions() == 0)
-      return {};
-  return llvm::ArrayRef<BindingDecl *>(cast<const BindingDecl*>(FP->begin()), FP->getNumExpansions());
+  if (FP->getNumExpansions() == 0)
+    return {};
+  return llvm::ArrayRef<BindingDecl *>(cast<const BindingDecl *>(FP->begin()),
+                                       FP->getNumExpansions());
 }
 
 void DecompositionDecl::anchor() {}

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https://github.com/llvm/llvm-project/pull/125394