clang/test/SemaTemplate/qualified-id.cpp

   1 // RUN: %clang_cc1 -fsyntax-only -verify %s
   2
   3 // PR5061
   4 namespace a {
   5   template <typename T> class C {};
   6 }
   7 namespace b {
   8   template<typename T> void f0(a::C<T> &a0) { }
   9 }
  10
  11
  12 namespace test1 {
  13   int a = 0;
  14   template <class T> class Base { };
  15   template <class T> class Derived : public Base<T> {
  16     int foo() {
  17       return test1::a;
  18     }
  19   };
  20 }
  21
  22 namespace test2 {
  23   class Impl {
  24   public:
  25     int foo();
  26   };
  27   template <class T> class Magic : public Impl {
  28     int foo() {
  29       return Impl::foo();
  30     }
  31   };
  32 }
  33
  34 namespace PR6063 {
  35   template <typename T> void f(T, T);
  36
  37   namespace detail
  38   {
  39     using PR6063::f;
  40   }
  41
  42   template <typename T>
  43   void g(T a, T b)
  44   {
  45     detail::f(a, b);
  46   }
  47 }
  48
  49 namespace PR12291 {
  50   template <typename T>
  51   class Outer2 {
  52     template <typename V>
  53     template <typename W>
  54     class Outer2<V>::Inner; // expected-error{{nested name specifier 'Outer2<V>::' for declaration does not refer into a class, class template or class template partial specialization}}
  55                             // expected-error@-1{{forward declaration of class cannot have a nested name specifier}}
  56   };
  57 }