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45 lines
1.1 KiB
45 lines
1.1 KiB
// RUN: %clang_cc1 %s -emit-llvm-only -triple=i386-pc-win32 -verify -DTEST1
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// RUN: %clang_cc1 %s -emit-llvm-only -triple=i386-pc-win32 -verify -DTEST2
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#ifdef TEST1
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struct A {
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virtual A *foo(); // in vftable slot #0.
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virtual A *bar(); // in vftable slot #1.
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};
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struct B : virtual A {
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// appended to the A subobject's vftable in slot #2.
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virtual B *foo(); // expected-note{{covariant thunk required by 'foo'}}
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};
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struct C : virtual A {
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// appended to the A subobject's vftable in slot #2.
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virtual C *bar(); // expected-note{{covariant thunk required by 'bar'}}
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};
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struct D : B, C { D(); }; // expected-error{{ambiguous vftable component}}
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D::D() {}
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#endif
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#ifdef TEST2
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struct A {
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virtual A *foo(); // in vftable slot #0
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};
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struct B : virtual A {
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// appended to the A subobject's vftable in slot #1.
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virtual B *foo(); // expected-note{{covariant thunk required by 'foo'}}
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};
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struct C : virtual A {
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// appended to the A subobject's vftable in slot #1.
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virtual C *foo(); // expected-note{{covariant thunk required by 'foo'}}
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};
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struct D : B, C { // expected-error{{ambiguous vftable component}}
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virtual D *foo();
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D();
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};
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D::D() {}
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#endif
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