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      1 // RUN: %clang_cc1 -fsyntax-only -verify %s
      2 
      3 namespace PR8019 {
      4   struct x;
      5   template<typename T> struct x2;
      6   struct y {
      7     struct PR8019::x { int x; };  // expected-error{{non-friend class member 'x' cannot have a qualified name}}
      8 
      9     struct inner;
     10     struct y::inner { }; // expected-error{{extra qualification on member 'inner'}}
     11 
     12     template<typename T>
     13     struct PR8019::x2 { }; // expected-error{{non-friend class member 'x2' cannot have a qualified name}}
     14 
     15     template<typename T>
     16     struct inner_template;
     17 
     18     template<typename T>
     19     struct y::inner_template { }; // expected-error{{extra qualification on member 'inner_template'}}
     20   };
     21 
     22 }
     23 
     24 namespace NS {
     25   void foo();
     26   extern int bar;
     27   struct X;
     28   template<typename T> struct Y;
     29   template<typename T> void wibble(T);
     30 }
     31 namespace NS {
     32   // Under DR482, these are all valid, except for forward-declaring a struct
     33   // with a nested-name-specifier.
     34   void NS::foo(); // expected-warning {{extra qualification}}
     35   extern int NS::bar; // expected-warning {{extra qualification}}
     36   struct NS::X; // expected-error {{forward declaration of struct cannot have a nested name specifier}} expected-warning {{extra qualification}}
     37   template<typename T> struct NS::Y; // expected-error {{forward declaration of struct cannot have a nested name specifier}} expected-warning {{extra qualification}}
     38   template<typename T> void NS::wibble(T); // expected-warning {{extra qualification}}
     39 
     40   void NS::foo() {} // expected-warning{{extra qualification on member 'foo'}}
     41   int NS::bar; // expected-warning{{extra qualification on member 'bar'}}
     42   struct NS::X { }; // expected-warning{{extra qualification on member 'X'}}
     43   template<typename T> struct NS::Y { }; // expected-warning{{extra qualification on member 'Y'}}
     44   template<typename T> void NS::wibble(T) { } // expected-warning{{extra qualification on member 'wibble'}}
     45 }
     46