clang/test/SemaCXX/qualified-names-diag.cpp

   1 // RUN: %clang_cc1 -fsyntax-only -verify %s
   2 namespace foo {
   3   namespace wibble {
   4     struct x { int y; };
   5
   6     namespace bar {
   7       namespace wonka {
   8         struct x {
   9           struct y { };
  10         };
  11       }
  12     }
  13   }
  14 }
  15
  16 namespace bar {
  17   typedef int y;
  18
  19   struct incomplete; // expected-note{{forward declaration of 'bar::incomplete'}}
  20 }
  21 void test() {
  22   foo::wibble::x a;
  23   ::bar::y b;
  24   a + b; // expected-error{{invalid operands to binary expression ('foo::wibble::x' and '::bar::y' (aka 'int'))}}
  25
  26   ::foo::wibble::bar::wonka::x::y c;
  27   c + b; // expected-error{{invalid operands to binary expression ('::foo::wibble::bar::wonka::x::y' and '::bar::y' (aka 'int'))}}
  28
  29   (void)sizeof(bar::incomplete); // expected-error{{invalid application of 'sizeof' to an incomplete type 'bar::incomplete'}}
  30 }
  31
  32 int ::foo::wibble::bar::wonka::x::y::* ptrmem;
  33