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// PR tree-optimization/22488

// PR tree-optimization/22488

// This testcase is really a C++ FE bug in represnting virtual inheritance

// This testcase is really a C++ FE bug in represnting virtual inheritance

// It gives the appearance to the middle end that the fields exist twice

// It gives the appearance to the middle end that the fields exist twice

// which resulted in a very confused structure analyzer

// which resulted in a very confused structure analyzer

// { dg-do compile }

// { dg-do compile }

// { dg-options "-O" }

// { dg-options "-O" }

struct X

struct X

{

{

    int i0, i1;

    int i0, i1;

      char c;

      char c;

};

};

struct A

struct A

{

{

    int i;

    int i;

      char c0, c1;

      char c0, c1;

        virtual ~A();

        virtual ~A();

};

};

struct B : virtual A {};

struct B : virtual A {};

struct C : B

struct C : B

{

{

    X x;

    X x;

      void bar(X y) { x = y; }

      void bar(X y) { x = y; }

};

};

void foo()

void foo()

{

{

    C().bar(X());

    C().bar(X());

}

}