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// RUN: %clang_cc1 -fsyntax-only -verify %s

class S {
public:
  S (); 
};

struct D : S {
  D() : 
    b1(0), // expected-note {{previous initialization is here}}
    b2(1),
    b1(0), // expected-error {{multiple initializations given for non-static member 'b1'}}
    S(),   // expected-note {{previous initialization is here}}
    S()    // expected-error {{multiple initializations given for base 'S'}}
    {}
  int b1;
  int b2;
};

struct A {
  struct {
    int a;
    int b; 
  };
  A();
};

A::A() : a(10), b(20) { }

namespace Test1 {
  template<typename T> struct A {};
  template<typename T> struct B : A<T> {

    B() : A<T>(), // expected-note {{previous initialization is here}} 
      A<T>() { } // expected-error {{multiple initializations given for base 'A<T>'}}
  };
}

namespace Test2 {
  template<typename T> struct A : T {
    A() : T(), // expected-note {{previous initialization is here}}
      T() { } // expected-error {{multiple initializations given for base 'T'}}
  };
}

namespace Test3 {
  template<typename T> struct A {
    T t;
    
    A() : t(1), // expected-note {{previous initialization is here}}
      t(2) { } // expected-error {{multiple initializations given for non-static member 't'}}
  };
}

namespace test4 {
  class A {
    union {
      struct {
        int a;
        int b;
      };

      int c;

      union {
        int d;
        int e;
      };
    };

    A(char _) : a(0), b(0) {}
    A(short _) : a(0), c(0) {} // expected-error {{initializing multiple members of anonymous union}} expected-note {{previous initialization is here}}
    A(int _) : d(0), e(0) {} // expected-error {{initializing multiple members of anonymous union}} expected-note {{previous initialization is here}}
    A(long _) : a(0), d(0) {} // expected-error {{initializing multiple members of anonymous union}} expected-note {{previous initialization is here}}
  };
}
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