88 lines
2.2 KiB
C++
88 lines
2.2 KiB
C++
// RUN: %clang_cc1 -triple i686-pc-win32 -cxx-abi itanium -fsyntax-only %s
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// RUN: %clang_cc1 -triple i686-pc-win32 -cxx-abi microsoft -verify -DMSVC_ABI %s
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namespace Test1 {
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// Should be accepted under the Itanium ABI (first RUN line) but rejected
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// under the Microsoft ABI (second RUN line), as Microsoft ABI requires
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// operator delete() lookups to be done at all virtual destructor declaration
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// points.
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struct A {
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void operator delete(void *); // expected-note {{member found by ambiguous name lookup}}
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};
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struct B {
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void operator delete(void *); // expected-note {{member found by ambiguous name lookup}}
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};
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struct C : A, B {
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~C();
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};
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struct VC : A, B {
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virtual ~VC(); // expected-error {{member 'operator delete' found in multiple base classes of different types}}
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};
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}
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namespace Test2 {
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// In the MSVC ABI, functions must destroy their aggregate arguments. foo
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// requires a dtor for B, but we can't implicitly define it because ~A is
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// private. bar should be able to call A's private dtor without error, even
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// though MSVC rejects bar.
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class A {
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private:
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~A(); // expected-note 2{{declared private here}}
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int a;
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};
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struct B : public A { // expected-error {{base class 'Test2::A' has private destructor}}
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int b;
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};
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struct C {
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~C();
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int c;
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};
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struct D {
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// D has a non-trivial implicit dtor that destroys C.
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C o;
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};
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void foo(B b) { } // expected-note {{implicit destructor for 'Test2::B' first required here}}
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void bar(A a) { } // expected-error {{variable of type 'Test2::A' has private destructor}}
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void baz(D d) { } // no error
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}
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#ifdef MSVC_ABI
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namespace Test3 {
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class A {
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A();
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~A(); // expected-note 2{{implicitly declared private here}}
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friend void bar(A);
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int a;
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};
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void bar(A a) { }
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void baz(A a) { } // expected-error {{variable of type 'Test3::A' has private destructor}}
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// MSVC accepts foo() but we reject it for consistency with Itanium. MSVC also
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// rejects this if A has a copy ctor or if we call A's ctor.
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void foo(A *a) {
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bar(*a); // expected-error {{temporary of type 'Test3::A' has private destructor}}
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}
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}
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#endif
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namespace Test4 {
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// Don't try to access the dtor of an incomplete on a function declaration.
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class A;
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void foo(A a);
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}
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