// { dg-do run }
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// { dg-do run }
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// Copyright (C) 2005 Free Software Foundation, Inc.
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// Copyright (C) 2005 Free Software Foundation, Inc.
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// Contributed by Nathan Sidwell 11 Feb 2005
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// Contributed by Nathan Sidwell 11 Feb 2005
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// Origin: bredelin@ucla.edu
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// Origin: bredelin@ucla.edu
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// Bug 19891: Incorrect covariant vtables
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// Bug 19891: Incorrect covariant vtables
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struct Model {
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struct Model {
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bool full_tree;
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bool full_tree;
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virtual Model* clone() const =0;
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virtual Model* clone() const =0;
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virtual const char *name() const =0;
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virtual const char *name() const =0;
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virtual ~Model() {}
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virtual ~Model() {}
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};
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};
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struct R: virtual public Model {
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struct R: virtual public Model {
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virtual R* clone() const =0;
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virtual R* clone() const =0;
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};
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};
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struct A: virtual public Model {
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struct A: virtual public Model {
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virtual A* clone() const=0;
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virtual A* clone() const=0;
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};
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};
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struct RA: public R, public A {
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struct RA: public R, public A {
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virtual RA* clone() const=0;
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virtual RA* clone() const=0;
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};
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};
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static const char *string = "EQU";
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static const char *string = "EQU";
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struct EQU: public RA {
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struct EQU: public RA {
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virtual EQU* clone() const {return new EQU(*this);}
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virtual EQU* clone() const {return new EQU(*this);}
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const char *name() const {return string;}
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const char *name() const {return string;}
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};
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};
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int main() {
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int main() {
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Model* M1 = new EQU();
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Model* M1 = new EQU();
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Model* M2 = M1->clone();
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Model* M2 = M1->clone();
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Model* M3 = M2->clone();
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Model* M3 = M2->clone();
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if (M1->name () != string)
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if (M1->name () != string)
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return 1;
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return 1;
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if (M2->name () != string)
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if (M2->name () != string)
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return 2;
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return 2;
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if (M3->name () != string)
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if (M3->name () != string)
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return 3;
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return 3;
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return 0;
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return 0;
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}
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}
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