Introduce FunctionDecl::getFirstDeclaration() and VarDecl::getFirstDeclaration().
For multiple redeclarations they return the first one. llvm-svn: 75602
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@ -413,6 +413,10 @@ public:
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PreviousDeclaration = PrevDecl;
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}
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/// \brief For multiple redeclarations returns the first one, otherwise
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/// returns itself.
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const VarDecl *getFirstDeclaration() const;
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virtual Decl *getPrimaryDecl() const;
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/// hasLocalStorage - Returns true if a variable with function scope
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@ -811,6 +815,10 @@ public:
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return PreviousDeclaration;
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}
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/// \brief For multiple redeclarations returns the first one, otherwise
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/// returns itself.
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const FunctionDecl *getFirstDeclaration() const;
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void setPreviousDeclaration(FunctionDecl * PrevDecl);
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virtual Decl *getPrimaryDecl() const;
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@ -358,12 +358,16 @@ const Expr *VarDecl::getDefinition(const VarDecl *&Def) const {
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return Def? Def->getInit() : 0;
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}
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Decl *VarDecl::getPrimaryDecl() const {
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const VarDecl *Prim = this;
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while (Prim->getPreviousDeclaration())
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Prim = Prim->getPreviousDeclaration();
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const VarDecl *VarDecl::getFirstDeclaration() const {
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const VarDecl *First = this;
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while (First->getPreviousDeclaration())
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First = First->getPreviousDeclaration();
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return const_cast<VarDecl *>(Prim);
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return First;
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}
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Decl *VarDecl::getPrimaryDecl() const {
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return const_cast<VarDecl *>(getFirstDeclaration());
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}
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//===----------------------------------------------------------------------===//
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@ -577,12 +581,16 @@ FunctionDecl::setPreviousDeclaration(FunctionDecl *PrevDecl) {
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}
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}
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Decl *FunctionDecl::getPrimaryDecl() const {
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const FunctionDecl *Prim = this;
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while (Prim->getPreviousDeclaration())
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Prim = Prim->getPreviousDeclaration();
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const FunctionDecl *FunctionDecl::getFirstDeclaration() const {
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const FunctionDecl *First = this;
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while (First->getPreviousDeclaration())
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First = First->getPreviousDeclaration();
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return const_cast<FunctionDecl *>(Prim);
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return First;
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}
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Decl *FunctionDecl::getPrimaryDecl() const {
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return const_cast<FunctionDecl *>(getFirstDeclaration());
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}
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/// getOverloadedOperator - Which C++ overloaded operator this
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