forked from OSchip/llvm-project
99 lines
2.4 KiB
C++
99 lines
2.4 KiB
C++
// RUN: %clang_cc1 -verify %s
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namespace test0 {
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struct A {
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static int x;
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};
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struct B : A {};
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struct C : B {};
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int test() {
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return A::x
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+ B::x
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+ C::x;
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}
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}
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namespace test1 {
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struct A {
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private: static int x; // expected-note 5 {{declared private here}}
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static int test() { return x; }
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};
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struct B : public A {
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static int test() { return x; } // expected-error {{private member}}
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};
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struct C : private A {
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static int test() { return x; } // expected-error {{private member}}
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};
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struct D {
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public: static int x; // expected-note{{member is declared here}}
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static int test() { return x; }
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};
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struct E : private D { // expected-note{{constrained by private inheritance}}
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static int test() { return x; }
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};
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int test() {
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return A::x // expected-error {{private member}}
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+ B::x // expected-error {{private member}}
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+ C::x // expected-error {{private member}}
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+ D::x
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+ E::x; // expected-error {{private member}}
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}
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}
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namespace test2 {
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class A {
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protected: static int x; // expected-note{{member is declared here}}
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};
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class B : private A {}; // expected-note {{private inheritance}}
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class C : private A {
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int test(B *b) {
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return b->x; // expected-error {{private member}}
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}
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};
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}
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namespace test3 {
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class A {
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protected: static int x;
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};
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class B : public A {};
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class C : private A {
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int test(B *b) {
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// x is accessible at C when named in A.
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// A is an accessible base of B at C.
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// Therefore this succeeds.
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return b->x;
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}
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};
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}
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// Don't crash. <rdar://12926092>
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// Note that 'field' is indeed a private member of X but that access
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// is indeed ultimately constrained by the protected inheritance from Y.
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// If someone wants to put the effort into improving this diagnostic,
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// they can feel free; even explaining it in person would be a pain.
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namespace test4 {
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class Z;
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class X {
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public:
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void f(Z *p);
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private:
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int field; // expected-note {{member is declared here}}
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};
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class Y : public X { };
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class Z : protected Y { }; // expected-note 2 {{constrained by protected inheritance here}}
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void X::f(Z *p) {
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p->field = 0; // expected-error {{cannot cast 'test4::Z' to its protected base class 'test4::X'}} expected-error {{'field' is a private member of 'test4::X'}}
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}
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}
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// TODO: flesh out these cases
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