159 lines
2.8 KiB
C++
159 lines
2.8 KiB
C++
// RUN: %clang_cc1 -fsyntax-only -Woverloaded-virtual -verify %s
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struct B1 {
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virtual void foo(int); // expected-note {{declared here}}
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virtual void foo(); // expected-note {{declared here}}
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};
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struct S1 : public B1 {
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void foo(float); // expected-warning {{hides overloaded virtual functions}}
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};
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struct S2 : public B1 {
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void foo(); // expected-note {{declared here}}
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};
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struct B2 {
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virtual void foo(void*); // expected-note {{declared here}}
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};
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struct MS1 : public S2, public B2 {
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virtual void foo(int); // expected-warning {{hides overloaded virtual functions}}
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};
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struct B3 {
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virtual void foo(int);
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virtual void foo();
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};
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struct S3 : public B3 {
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using B3::foo;
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void foo(float);
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};
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struct B4 {
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virtual void foo();
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};
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struct S4 : public B4 {
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void foo(float);
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void foo();
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};
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namespace PR9182 {
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struct Base {
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virtual void foo(int);
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};
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void Base::foo(int) { }
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struct Derived : public Base {
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virtual void foo(int);
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void foo(int, int);
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};
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}
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namespace PR9396 {
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class A {
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public:
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virtual void f(int) {}
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};
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class B : public A {
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public:
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static void f() {}
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};
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}
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namespace ThreeLayer {
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struct A {
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virtual void f();
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};
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struct B: A {
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void f();
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void f(int);
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};
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struct C: B {
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void f(int);
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using A::f;
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};
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}
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namespace UnbalancedVirtual {
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struct Base {
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virtual void func();
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};
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struct Derived1: virtual Base {
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virtual void func();
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};
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struct Derived2: virtual Base {
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};
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struct MostDerived: Derived1, Derived2 {
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void func(int);
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void func();
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};
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}
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namespace UnbalancedVirtual2 {
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struct Base {
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virtual void func();
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};
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struct Derived1: virtual Base {
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virtual void func();
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};
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struct Derived2: virtual Base {
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};
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struct Derived3: Derived1 {
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virtual void func();
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};
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struct MostDerived: Derived3, Derived2 {
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void func(int);
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void func();
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};
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}
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namespace {
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class A {
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virtual int foo(bool) const;
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// expected-note@-1{{type mismatch at 1st parameter ('bool' vs 'int')}}
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virtual int foo(int, int) const;
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// expected-note@-1{{different number of parameters (2 vs 1)}}
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virtual int foo(int*) const;
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// expected-note@-1{{type mismatch at 1st parameter ('int *' vs 'int')}}
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virtual int foo(int) volatile;
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// expected-note@-1{{different qualifiers ('volatile' vs 'const')}}
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};
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class B : public A {
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virtual int foo(int) const;
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// expected-warning@-1{{hides overloaded virtual functions}}
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};
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}
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namespace {
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struct base {
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void f(char) {}
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};
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struct derived : base {
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void f(int) {}
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};
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void foo(derived &d) {
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d.f('1'); // FIXME: this should warn about calling (anonymous namespace)::derived::f(int)
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// instead of (anonymous namespace)::base::f(char).
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// Note: this should be under a new diagnostic flag and eventually moved to a
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// new test case since it's not strictly related to virtual functions.
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d.f(12); // This should not warn.
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}
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}
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