clang/test/SemaCXX/inherit.cpp

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