// { dg-do run }
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// { dg-do run }
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// Copyright (C) 2000 Free Software Foundation, Inc.
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// Copyright (C) 2000 Free Software Foundation, Inc.
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// Contributed by Nathan Sidwell 16 Jan 2001
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// Contributed by Nathan Sidwell 16 Jan 2001
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// Bug 1611. Under the new ABI, the vtable can be clobbered during dtoring our
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// Bug 1611. Under the new ABI, the vtable can be clobbered during dtoring our
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// primary vbase. We mustn't use the vtable after that to locate our vbases.
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// primary vbase. We mustn't use the vtable after that to locate our vbases.
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#if defined (__GXX_ABI_VERSION) && __GXX_ABI_VERSION >= 100
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#if defined (__GXX_ABI_VERSION) && __GXX_ABI_VERSION >= 100
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#include
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#include
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#include
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#include
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int *ctorVBase = 0;
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int *ctorVBase = 0;
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int *dtorVBase = 0;
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int *dtorVBase = 0;
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int *ctorVDerived = 0;
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int *ctorVDerived = 0;
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int *dtorVDerived = 0;
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int *dtorVDerived = 0;
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int *ctorB = 0;
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int *ctorB = 0;
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int *dtorB = 0;
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int *dtorB = 0;
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struct VBase
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struct VBase
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{
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{
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int member;
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int member;
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VBase ()
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VBase ()
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{
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{
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if (ctorVBase) exit (1);
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if (ctorVBase) exit (1);
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ctorVBase = &member;
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ctorVBase = &member;
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}
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}
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virtual ~VBase ()
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virtual ~VBase ()
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{
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{
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if (dtorVBase) exit (2);
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if (dtorVBase) exit (2);
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dtorVBase = &member;
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dtorVBase = &member;
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if (dtorVBase != ctorVBase) exit (3);
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if (dtorVBase != ctorVBase) exit (3);
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}
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}
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void Offset () const
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void Offset () const
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{
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{
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printf ("VBase\n");
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printf ("VBase\n");
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printf (" VBase::member %d\n", &this->VBase::member - (int *)this);
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printf (" VBase::member %d\n", &this->VBase::member - (int *)this);
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}
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}
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};
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};
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struct VDerived : virtual VBase
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struct VDerived : virtual VBase
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{
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{
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int member;
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int member;
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VDerived ()
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VDerived ()
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{
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{
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if (ctorVDerived) exit (4);
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if (ctorVDerived) exit (4);
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ctorVDerived = &member;
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ctorVDerived = &member;
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}
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}
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virtual ~VDerived ()
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virtual ~VDerived ()
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{
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{
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if (dtorVDerived) exit (5);
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if (dtorVDerived) exit (5);
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dtorVDerived = &member;
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dtorVDerived = &member;
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if (dtorVDerived != ctorVDerived) exit (6);
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if (dtorVDerived != ctorVDerived) exit (6);
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}
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}
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void Offset () const
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void Offset () const
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{
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{
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printf ("VDerived\n");
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printf ("VDerived\n");
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printf (" VBase::member %d\n", &this->VBase::member - (int *)this);
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printf (" VBase::member %d\n", &this->VBase::member - (int *)this);
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printf (" VDerived::member %d\n", &this->VDerived::member - (int *)this);
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printf (" VDerived::member %d\n", &this->VDerived::member - (int *)this);
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}
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}
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};
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};
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struct B : virtual VBase
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struct B : virtual VBase
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{
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{
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int member;
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int member;
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void Offset () const
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void Offset () const
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{
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{
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printf ("B\n");
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printf ("B\n");
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printf (" VBase::member %d\n", &this->VBase::member - (int *)this);
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printf (" VBase::member %d\n", &this->VBase::member - (int *)this);
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printf (" B::member %d\n", &this->B::member - (int *)this);
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printf (" B::member %d\n", &this->B::member - (int *)this);
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}
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}
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};
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};
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struct MostDerived : B, virtual VDerived
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struct MostDerived : B, virtual VDerived
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{
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{
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int member;
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int member;
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void Offset () const
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void Offset () const
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{
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{
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printf ("MostDerived\n");
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printf ("MostDerived\n");
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printf (" VBase::member %d\n", &this->VBase::member - (int *)this);
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printf (" VBase::member %d\n", &this->VBase::member - (int *)this);
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printf (" B::member %d\n", &this->B::member - (int *)this);
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printf (" B::member %d\n", &this->B::member - (int *)this);
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printf (" VDerived::member %d\n", &this->VDerived::member - (int *)this);
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printf (" VDerived::member %d\n", &this->VDerived::member - (int *)this);
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printf (" MostDerived::member %d\n", &this->MostDerived::member - (int *)this);
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printf (" MostDerived::member %d\n", &this->MostDerived::member - (int *)this);
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}
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}
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};
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};
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int main ()
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int main ()
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{
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{
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{
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{
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MostDerived dum;
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MostDerived dum;
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int *this_ = (int *)&dum;
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int *this_ = (int *)&dum;
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if (ctorVBase != &dum.VBase::member)
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if (ctorVBase != &dum.VBase::member)
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return 23;
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return 23;
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if (ctorVDerived != &dum.VDerived::member)
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if (ctorVDerived != &dum.VDerived::member)
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return 24;
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return 24;
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printf (" VBase::member %d\n", &dum.VBase::member - this_);
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printf (" VBase::member %d\n", &dum.VBase::member - this_);
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printf (" B::member %d\n", &dum.B::member - this_);
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printf (" B::member %d\n", &dum.B::member - this_);
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printf (" VDerived::member %d\n", &dum.VDerived::member - this_);
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printf (" VDerived::member %d\n", &dum.VDerived::member - this_);
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printf (" MostDerived::member %d\n", &dum.MostDerived::member - this_);
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printf (" MostDerived::member %d\n", &dum.MostDerived::member - this_);
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dum.MostDerived::Offset ();
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dum.MostDerived::Offset ();
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dum.B::Offset ();
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dum.B::Offset ();
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dum.VDerived::Offset ();
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dum.VDerived::Offset ();
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dum.VBase::Offset ();
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dum.VBase::Offset ();
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}
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}
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return 0;
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return 0;
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}
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}
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#else /* !(defined (__GXX_ABI_VERSION) && __GXX_ABI_VERSION >= 100) */
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#else /* !(defined (__GXX_ABI_VERSION) && __GXX_ABI_VERSION >= 100) */
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int main ()
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int main ()
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{
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{
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}
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}
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#endif /* !(defined (__GXX_ABI_VERSION) && __GXX_ABI_VERSION >= 100) */
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#endif /* !(defined (__GXX_ABI_VERSION) && __GXX_ABI_VERSION >= 100) */
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