1 // RUN: %clang_cc1 -fcxx-exceptions -fexceptions -verify -std=c++11 %s 2 struct A { }; 3 struct B { }; 4 struct C { }; 5 6 // Destructor 7 struct X0 { 8 virtual ~X0() throw(A); // expected-note{{overridden virtual function is here}} 9 }; 10 struct X1 { 11 virtual ~X1() throw(B); // expected-note{{overridden virtual function is here}} 12 }; 13 struct X2 : public X0, public X1 { }; // expected-error 2{{exception specification of overriding function is more lax than base version}} 14 15 // Copy-assignment operator. 16 struct CA0 { 17 CA0 &operator=(const CA0&) throw(A); 18 }; 19 struct CA1 { 20 CA1 &operator=(const CA1&) throw(B); 21 }; 22 struct CA2 : CA0, CA1 { }; 23 24 void test_CA() { 25 CA2 &(CA2::*captr1)(const CA2&) throw(A, B) = &CA2::operator=; 26 CA2 &(CA2::*captr2)(const CA2&) throw(A, B, C) = &CA2::operator=; 27 CA2 &(CA2::*captr3)(const CA2&) throw(A) = &CA2::operator=; // expected-error{{target exception specification is not superset of source}} 28 CA2 &(CA2::*captr4)(const CA2&) throw(B) = &CA2::operator=; // expected-error{{target exception specification is not superset of source}} 29 } 30 31 // In-class member initializers. 32 struct IC0 { 33 int inClassInit = 0; 34 }; 35 struct IC1 { 36 int inClassInit = (throw B(), 0); 37 }; 38 // FIXME: the exception specification on the default constructor is wrong: 39 // we cannot currently compute the set of thrown types. 40 static_assert(noexcept(IC0()), "IC0() does not throw"); 41 static_assert(!noexcept(IC1()), "IC1() throws"); 42
