1 // RUN: %clang_cc1 -std=c++11 -fexceptions -fcxx-exceptions -fsyntax-only -verify %s 2 3 // Compatibility of virtual functions. 4 5 struct A 6 { 7 }; 8 9 struct B1 : A 10 { 11 }; 12 13 struct B2 : A 14 { 15 }; 16 17 struct D : B1, B2 18 { 19 }; 20 21 struct P : private A 22 { 23 }; 24 25 struct Base 26 { 27 virtual void f1() throw(); 28 virtual void f2() throw(int, float); 29 30 virtual void f3() throw(int, float); 31 virtual void f4() throw(A); 32 virtual void f5() throw(A, int, float); 33 virtual void f6(); 34 35 virtual void f7() noexcept; 36 virtual void f8() noexcept; 37 virtual void f9() noexcept(false); 38 virtual void f10() noexcept(false); 39 40 virtual void f11() throw(); 41 virtual void f12() noexcept; 42 virtual void f13() noexcept(false); 43 virtual void f14() throw(int); 44 45 virtual void f15(); 46 virtual void f16(); 47 48 virtual void g1() throw(); // expected-note {{overridden virtual function is here}} 49 virtual void g2() throw(int); // expected-note {{overridden virtual function is here}} 50 virtual void g3() throw(A); // expected-note {{overridden virtual function is here}} 51 virtual void g4() throw(B1); // expected-note {{overridden virtual function is here}} 52 virtual void g5() throw(A); // expected-note {{overridden virtual function is here}} 53 54 virtual void g6() noexcept; // expected-note {{overridden virtual function is here}} 55 virtual void g7() noexcept; // expected-note {{overridden virtual function is here}} 56 57 virtual void g8() noexcept; // expected-note {{overridden virtual function is here}} 58 virtual void g9() throw(); // expected-note {{overridden virtual function is here}} 59 virtual void g10() throw(int); // expected-note {{overridden virtual function is here}} 60 }; 61 struct Derived : Base 62 { 63 virtual void f1() throw(); 64 virtual void f2() throw(float, int); 65 66 virtual void f3() throw(float); 67 virtual void f4() throw(B1); 68 virtual void f5() throw(B1, B2, int); 69 virtual void f6() throw(B2, B2, int, float, char, double, bool); 70 71 virtual void f7() noexcept; 72 virtual void f8() noexcept(true); 73 virtual void f9() noexcept(true); 74 virtual void f10() noexcept(false); 75 76 virtual void f11() noexcept; 77 virtual void f12() throw(); 78 virtual void f13() throw(int); 79 virtual void f14() noexcept(true); 80 81 virtual void f15() noexcept; 82 virtual void f16() throw(); 83 84 virtual void g1() throw(int); // expected-error {{exception specification of overriding function is more lax}} 85 virtual void g2(); // expected-error {{exception specification of overriding function is more lax}} 86 virtual void g3() throw(D); // expected-error {{exception specification of overriding function is more lax}} 87 virtual void g4() throw(A); // expected-error {{exception specification of overriding function is more lax}} 88 virtual void g5() throw(P); // expected-error {{exception specification of overriding function is more lax}} 89 90 virtual void g6() noexcept(false); // expected-error {{exception specification of overriding function is more lax}} 91 virtual void g7(); // expected-error {{exception specification of overriding function is more lax}} 92 93 virtual void g8() throw(int); // expected-error {{exception specification of overriding function is more lax}} 94 virtual void g9() noexcept(false); // expected-error {{exception specification of overriding function is more lax}} 95 virtual void g10() noexcept(false); // expected-error {{exception specification of overriding function is more lax}} 96 }; 97
