36 lines · cpp
1// RUN: %clang_cc1 -fsyntax-only -verify %s2class A { };3 4class B1 : A { };5 6class B2 : virtual A { };7 8class B3 : virtual virtual A { }; // expected-error{{duplicate 'virtual' in base specifier}}9 10class C : public B1, private B2 { };11 12 13class D; // expected-note {{forward declaration of 'D'}}14 15class E : public D { }; // expected-error{{base class has incomplete type}}16 17typedef int I;18 19class F : public I { }; // expected-error{{base specifier must name a class}}20 21union U1 : public A { }; // expected-error{{unions cannot have base classes}}22 23union U2 {};24 25class G : public U2 { }; // expected-error{{unions cannot be base classes}}26 27typedef G G_copy;28typedef G G_copy_2;29typedef G_copy G_copy_3;30 31class H : G_copy, A, G_copy_2, // expected-error{{base class 'G_copy' (aka 'G') specified more than once as a direct base class}}32 public G_copy_3 { }; // expected-error{{base class 'G_copy' (aka 'G') specified more than once as a direct base class}}33 34struct J { char c; int i[]; };35struct K : J { }; // expected-error{{base class 'J' has a flexible array member}}36