From bf516f7a5d3385ab9989220eface8d5709038924 Mon Sep 17 00:00:00 2001
From: Eli Friedman <eli.friedman@gmail.com>
Date: Thu, 27 Jun 2013 21:04:24 +0000
Subject: [PATCH] Delete dead code.

git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@185103 91177308-0d34-0410-b5e6-96231b3b80d8
---
 include/clang/AST/Decl.h     |  4 ----
 include/clang/AST/DeclBase.h |  1 -
 lib/AST/Decl.cpp             | 12 ------------
 lib/AST/DeclBase.cpp         | 26 --------------------------
 4 files changed, 43 deletions(-)

diff --git a/include/clang/AST/Decl.h b/include/clang/AST/Decl.h
index 25e37099f8..2eaf8d3a7f 100644
--- a/include/clang/AST/Decl.h
+++ b/include/clang/AST/Decl.h
@@ -931,10 +931,6 @@ public:
     return const_cast<VarDecl*>(this)->getActingDefinition();
   }
 
-  /// \brief Determine whether this is a tentative definition of a
-  /// variable in C.
-  bool isTentativeDefinitionNow() const;
-
   /// \brief Get the real (not just tentative) definition for this declaration.
   VarDecl *getDefinition(ASTContext &);
   const VarDecl *getDefinition(ASTContext &C) const {
diff --git a/include/clang/AST/DeclBase.h b/include/clang/AST/DeclBase.h
index b5cbf9b814..4f289d315a 100644
--- a/include/clang/AST/DeclBase.h
+++ b/include/clang/AST/DeclBase.h
@@ -428,7 +428,6 @@ public:
     return const_cast<AttrVec&>(const_cast<const Decl*>(this)->getAttrs());
   }
   const AttrVec &getAttrs() const;
-  void swapAttrs(Decl *D);
   void dropAttrs();
 
   void addAttr(Attr *A) {
diff --git a/lib/AST/Decl.cpp b/lib/AST/Decl.cpp
index f934c76a41..adba897bb5 100644
--- a/lib/AST/Decl.cpp
+++ b/lib/AST/Decl.cpp
@@ -1715,18 +1715,6 @@ VarDecl *VarDecl::getActingDefinition() {
   return LastTentative;
 }
 
-bool VarDecl::isTentativeDefinitionNow() const {
-  DefinitionKind Kind = isThisDeclarationADefinition();
-  if (Kind != TentativeDefinition)
-    return false;
-
-  for (redecl_iterator I = redecls_begin(), E = redecls_end(); I != E; ++I) {
-    if ((*I)->isThisDeclarationADefinition() == Definition)
-      return false;
-  }
-  return true;
-}
-
 VarDecl *VarDecl::getDefinition(ASTContext &C) {
   VarDecl *First = getFirstDeclaration();
   for (redecl_iterator I = First->redecls_begin(), E = First->redecls_end();
diff --git a/lib/AST/DeclBase.cpp b/lib/AST/DeclBase.cpp
index 815f9ed90c..7caf698c98 100644
--- a/lib/AST/DeclBase.cpp
+++ b/lib/AST/DeclBase.cpp
@@ -595,32 +595,6 @@ const AttrVec &Decl::getAttrs() const {
   return getASTContext().getDeclAttrs(this);
 }
 
-void Decl::swapAttrs(Decl *RHS) {
-  bool HasLHSAttr = this->HasAttrs;
-  bool HasRHSAttr = RHS->HasAttrs;
-
-  // Usually, neither decl has attrs, nothing to do.
-  if (!HasLHSAttr && !HasRHSAttr) return;
-
-  // If 'this' has no attrs, swap the other way.
-  if (!HasLHSAttr)
-    return RHS->swapAttrs(this);
-
-  ASTContext &Context = getASTContext();
-
-  // Handle the case when both decls have attrs.
-  if (HasRHSAttr) {
-    std::swap(Context.getDeclAttrs(this), Context.getDeclAttrs(RHS));
-    return;
-  }
-
-  // Otherwise, LHS has an attr and RHS doesn't.
-  Context.getDeclAttrs(RHS) = Context.getDeclAttrs(this);
-  Context.eraseDeclAttrs(this);
-  this->HasAttrs = false;
-  RHS->HasAttrs = true;
-}
-
 Decl *Decl::castFromDeclContext (const DeclContext *D) {
   Decl::Kind DK = D->getDeclKind();
   switch(DK) {
-- 
2.40.0