| 1 | // RUN: %clang_cc1 -fsyntax-only -verify -std=c++11 %s |
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| 2 | |
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| 3 | // Classes. |
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| 4 | namespace Class { |
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| 5 | namespace NS { |
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| 6 | class C {}; // expected-note {{candidate}} |
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| 7 | } |
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| 8 | using namespace NS; |
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| 9 | class C : C {}; // expected-error {{reference to 'C' is ambiguous}} \ |
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| 10 | expected-note {{candidate}} |
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| 11 | } |
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| 12 | |
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| 13 | // Enumerations. |
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| 14 | enum E { |
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| 15 | EPtrSize = sizeof((E*)0) // ok, E is already declared |
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| 16 | }; |
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| 17 | |
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| 18 | // Alias declarations. clang implements the proposed resolution to N1044. |
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| 19 | namespace Alias { |
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| 20 | namespace NS { |
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| 21 | class C; |
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| 22 | } |
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| 23 | using namespace NS; |
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| 24 | using C = C; // ok, C = B::C |
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| 25 | using C = NS::C; // ok, same type |
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| 26 | } |
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| 27 | |
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