| 1 | // RUN: %clang_cc1 -fsyntax-only -verify %s |
| 2 | |
| 3 | class A {}; |
| 4 | |
| 5 | namespace B { |
| 6 | namespace A {} // expected-note{{namespace '::B::A' defined here}} \ |
| 7 | // expected-note 2{{namespace 'B::A' defined here}} |
| 8 | using namespace A ; |
| 9 | } |
| 10 | |
| 11 | namespace C {} // expected-note{{namespace 'C' defined here}} |
| 12 | |
| 13 | namespace D { |
| 14 | |
| 15 | class C { |
| 16 | |
| 17 | using namespace B ; // expected-error{{not allowed}} |
| 18 | }; |
| 19 | |
| 20 | namespace B {} |
| 21 | |
| 22 | using namespace C ; |
| 23 | using namespace B::A ; // expected-error{{no namespace named 'A' in namespace 'D::B'; did you mean '::B::A'?}} |
| 24 | using namespace ::B::A ; |
| 25 | using namespace ::D::F ; // expected-error{{expected namespace name}} |
| 26 | using namespace ::D::C ; // expected-error{{no namespace named 'C' in namespace 'D'; did you mean simply 'C'?}} |
| 27 | } |
| 28 | |
| 29 | using namespace ! ; // expected-error{{expected namespace name}} |
| 30 | using namespace A ; // expected-error{{no namespace named 'A'; did you mean 'B::A'?}} |
| 31 | using namespace ::A // expected-error{{no namespace named 'A' in the global namespace; did you mean 'B::A'?}} \ |
| 32 | // expected-error{{expected ';' after namespace name}} |
| 33 | B ; |
| 34 | |
| 35 | void test_nslookup() { |
| 36 | int B; |
| 37 | class C; |
| 38 | using namespace B; |
| 39 | using namespace C; |
| 40 | } |
| 41 | |