| 1 | // RUN: %clang_cc1 -fsyntax-only %s |
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| 2 | |
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| 3 | // libstdc++ 4.2.x contains a bug where a friend struct template |
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| 4 | // declaration for std::tr1::__detail::_Map base has different |
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| 5 | // template arguments than the real declaration. Clang has an |
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| 6 | // egregious hack to work around this problem, since we can't modify |
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| 7 | // all of the world's libstdc++'s. |
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| 8 | |
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| 9 | namespace std { namespace tr1 { namespace __detail { |
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| 10 | template<typename _Key, typename _Value, typename _Ex, bool __unique, |
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| 11 | typename _Hashtable> |
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| 12 | struct _Map_base { }; |
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| 13 | |
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| 14 | } } } |
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| 15 | |
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| 16 | namespace std { namespace tr1 { |
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| 17 | template<typename T> |
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| 18 | struct X1 { |
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| 19 | template<typename _Key2, typename _Pair, typename _Hashtable> |
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| 20 | friend struct __detail::_Map_base; |
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| 21 | }; |
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| 22 | |
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| 23 | } } |
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| 24 | |
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| 25 | std::tr1::X1<int> x1i; |
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| 26 | |
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