clang/test/CXX/class/class.nest/p3.cpp

   1 // RUN: %clang_cc1 -fsyntax-only -verify %s
   2 // expected-no-diagnostics
   3
   4 // C++0x [class.nest] p3:
   5 //   If class X is defined in a namespace scope, a nested class Y may be
   6 //   declared in class X and later defined in the definition of class X or be
   7 //   later defined in a namespace scope enclosing the definition of class X.
   8
   9 namespace example {
  10   class E {
  11     class I1;
  12     class I2;
  13     class I1 { };
  14   };
  15   class E::I2 { };
  16 }
  17
  18 // Don't insert out-of-line inner class definitions into the namespace scope.
  19 namespace PR6107 {
  20   struct S1 { };
  21   struct S2 {
  22     struct S1;
  23   };
  24   struct S2::S1 { };
  25   S1 s1;
  26 }