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      1 // RUN: %clang_cc1 -fsyntax-only -verify %s
      2 
      3 // PR3990
      4 namespace N {
      5   struct Wibble {
      6   };
      7 
      8   typedef Wibble foo;
      9 
     10   int zeppelin; // expected-note{{declared here}}
     11 }
     12 using namespace N;
     13 
     14 foo::bar x; // expected-error{{no type named 'bar' in 'N::Wibble'}}
     15 
     16 void f() {
     17   foo::bar  = 4; // expected-error{{no member named 'bar' in 'N::Wibble'}}
     18 }
     19 
     20 int f(foo::bar); // expected-error{{no type named 'bar' in 'N::Wibble'}}
     21 
     22 int f(doulbe); // expected-error{{did you mean 'double'?}}
     23 
     24 int fun(zapotron); // expected-error{{unknown type name 'zapotron'}}
     25 int var(zepelin); // expected-error{{did you mean 'zeppelin'?}}
     26 
     27 template<typename T>
     28 struct A {
     29   typedef T type;
     30 
     31   type f();
     32 
     33   type g();
     34 
     35   static int n;
     36   static type m;
     37   static int h(T::type, int); // expected-error{{missing 'typename'}}
     38   static int h(T::type x, char); // expected-error{{missing 'typename'}}
     39 };
     40 
     41 template<typename T>
     42 A<T>::type g(T t) { return t; } // expected-error{{missing 'typename'}}
     43 
     44 template<typename T>
     45 A<T>::type A<T>::f() { return type(); } // expected-error{{missing 'typename'}}
     46 
     47 template<typename T>
     48 void f(T::type) { } // expected-error{{missing 'typename'}}
     49 
     50 template<typename T>
     51 void g(T::type x) { } // expected-error{{missing 'typename'}}
     52 
     53 template<typename T>
     54 void f(T::type, int) { } // expected-error{{missing 'typename'}}
     55 
     56 template<typename T>
     57 void f(T::type x, char) { } // expected-error{{missing 'typename'}}
     58 
     59 template<typename T>
     60 void f(int, T::type) { } // expected-error{{missing 'typename'}}
     61 
     62 template<typename T>
     63 void f(char, T::type x) { } // expected-error{{missing 'typename'}}
     64 
     65 template<typename T>
     66 void f(int, T::type, int) { } // expected-error{{missing 'typename'}}
     67 
     68 template<typename T>
     69 void f(int, T::type x, char) { } // expected-error{{missing 'typename'}}
     70 
     71 int *p;
     72 
     73 // FIXME: We should assume that 'undeclared' is a type, not a parameter name
     74 //        here, and produce an 'unknown type name' diagnostic instead.
     75 int f1(undeclared, int); // expected-error{{requires a type specifier}}
     76 
     77 int f2(undeclared, 0); // expected-error{{undeclared identifier}}
     78 
     79 int f3(undeclared *p, int); // expected-error{{unknown type name 'undeclared'}}
     80 
     81 int f4(undeclared *p, 0); // expected-error{{undeclared identifier}}
     82 
     83 int *test(UnknownType *fool) { return 0; } // expected-error{{unknown type name 'UnknownType'}}
     84 
     85 template<typename T> int A<T>::n(T::value); // ok
     86 template<typename T>
     87 A<T>::type // expected-error{{missing 'typename'}}
     88 A<T>::m(T::value, 0); // ok
     89 
     90 template<typename T> int A<T>::h(T::type, int) {} // expected-error{{missing 'typename'}}
     91 template<typename T> int A<T>::h(T::type x, char) {} // expected-error{{missing 'typename'}}
     92 
     93 template<typename T> int h(T::type, int); // expected-error{{missing 'typename'}}
     94 template<typename T> int h(T::type x, char); // expected-error{{missing 'typename'}}
     95 
     96 template<typename T> int junk1(T::junk); // expected-warning{{variable templates are a C++1y extension}}
     97 template<typename T> int junk2(T::junk) throw(); // expected-error{{missing 'typename'}}
     98 template<typename T> int junk3(T::junk) = delete; // expected-error{{missing 'typename'}} expected-warning{{C++11}}
     99 template<typename T> int junk4(T::junk j); // expected-error{{missing 'typename'}}
    100 
    101 // FIXME: We can tell this was intended to be a function because it does not
    102 //        have a dependent nested name specifier.
    103 template<typename T> int i(T::type, int()); // expected-warning{{variable templates are a C++1y extension}}
    104 
    105 // FIXME: We know which type specifier should have been specified here. Provide
    106 //        a fix-it to add 'typename A<T>::type'
    107 template<typename T>
    108 A<T>::g() { } // expected-error{{requires a type specifier}}
    109