michael@0: #define MOZ_MUST_OVERRIDE __attribute__((annotate("moz_must_override")))
michael@0: // Ignore warnings not related to static analysis here
michael@0: #pragma GCC diagnostic ignored "-Woverloaded-virtual"
michael@0: 
michael@0: struct S {
michael@0:   virtual void f() MOZ_MUST_OVERRIDE; // expected-note {{function to override is here}}
michael@0:   virtual void g() MOZ_MUST_OVERRIDE;
michael@0:   virtual void h() MOZ_MUST_OVERRIDE; // expected-note {{function to override is here}}
michael@0: };
michael@0: struct C : S { // expected-error {{'C' must override 'f'}} expected-error {{'C' must override 'h'}}
michael@0:   virtual void g() MOZ_MUST_OVERRIDE; // expected-note {{function to override is here}}
michael@0:   virtual void h(int);
michael@0:   void q() MOZ_MUST_OVERRIDE; // expected-note {{function to override is here}}
michael@0: };
michael@0: struct D : C { // expected-error {{'D' must override 'g'}} expected-error {{'D' must override 'q'}}
michael@0:   virtual void f();
michael@0: };
michael@0: 
michael@0: struct Base {
michael@0:   virtual void VirtMethod() MOZ_MUST_OVERRIDE; // expected-note {{function to override is here}}
michael@0:   void NonVirtMethod() MOZ_MUST_OVERRIDE; // expected-note {{function to override is here}}
michael@0:   static void StaticMethod() MOZ_MUST_OVERRIDE;
michael@0: };
michael@0: 
michael@0: struct DoesNotPropagate : Base {
michael@0:   virtual void VirtMethod();
michael@0:   void NonVirtMethod();
michael@0:   static void StaticMethod();
michael@0: };
michael@0: 
michael@0: struct Final : DoesNotPropagate { };
michael@0: 
michael@0: struct Propagates : Base {
michael@0:   virtual void VirtMethod() MOZ_MUST_OVERRIDE; // expected-note {{function to override is here}}
michael@0:   void NonVirtMethod() MOZ_MUST_OVERRIDE; // expected-note {{function to override is here}}
michael@0:   static void StaticMethod() MOZ_MUST_OVERRIDE; // expected-note {{function to override is here}}
michael@0: };
michael@0: 
michael@0: struct FailsFinal : Propagates { }; // expected-error {{'FailsFinal' must override 'VirtMethod'}} expected-error {{'FailsFinal' must override 'NonVirtMethod'}} expected-error {{'FailsFinal' must override 'StaticMethod'}}
michael@0: 
michael@0: struct WrongOverload : Base { // expected-error {{'WrongOverload' must override 'VirtMethod'}} expected-error {{'WrongOverload' must override 'NonVirtMethod'}}
michael@0:   virtual void VirtMethod() const;
michael@0:   void NonVirtMethod(int param);
michael@0:   static void StaticMethod();
michael@0: };
michael@0: 
michael@0: namespace A { namespace B { namespace C {
michael@0:   struct Param {};
michael@0:   struct Base {
michael@0:     void f(Param p) MOZ_MUST_OVERRIDE; // expected-note {{function to override is here}}
michael@0:   };
michael@0: }}}
michael@0: 
michael@0: struct Param {};
michael@0: 
michael@0: struct Derived : A::B::C::Base {
michael@0:   typedef A::B::C::Param Typedef;
michael@0:   void f(Typedef t);
michael@0: };
michael@0: 
michael@0: struct BadDerived : A::B::C::Base { // expected-error {{'BadDerived' must override 'f'}}
michael@0:   void f(Param p);
michael@0: };