Viewing file:  covariant6.C (991 B) -rw-r--r--
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struct A
{
virtual A* f();
};
struct B: virtual A
{
virtual A* f();
};
struct C: B
{
virtual C* f();
};
C* C::f() { return 0; }
// When we emit C::f, we should emit both thunks: one for B and one for A.
// { dg-final { scan-assembler "_ZTch0_v0_n16_N1C1fEv" { target { ilp32 && { ! { ia64-*-hpux* } } } } } }
// { dg-final { scan-assembler "_ZTch0_v0_n32_N1C1fEv" { target { lp64 || { ia64-*-hpux* } } } } }
// { dg-final { scan-assembler "_ZTcv0_n12_v0_n16_N1C1fEv" { target { ilp32 && { ! { ia64-*-hpux* } } } } } }
// { dg-final { scan-assembler "_ZTcv0_n24_v0_n32_N1C1fEv" { target { lp64 || { ia64-*-hpux* } } } } }
struct D: B
{
virtual void dummy ();
virtual D* f();
};
void D::dummy() { }
// When we emit the D vtable, it should refer to the thunk for B.
// { dg-final { scan-assembler "_ZTch0_v0_n16_N1D1fEv" { target { ilp32 && { ! { ia64-*-hpux* } } } } } }
// { dg-final { scan-assembler "_ZTch0_v0_n32_N1D1fEv" { target { lp64 || { ia64-*-hpux* } } } } }
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