1ea285162342df160e7860e26528bc7110bc6c0cdShih-wei Liao// RUN: %clang_cc1 -fsyntax-only %s 2ea285162342df160e7860e26528bc7110bc6c0cdShih-wei Liao 3ea285162342df160e7860e26528bc7110bc6c0cdShih-wei Liao// libstdc++ 4.2.x contains a bug where a friend struct template 4ea285162342df160e7860e26528bc7110bc6c0cdShih-wei Liao// declaration for std::tr1::__detail::_Map base has different 5ea285162342df160e7860e26528bc7110bc6c0cdShih-wei Liao// template arguments than the real declaration. Clang has an 6ea285162342df160e7860e26528bc7110bc6c0cdShih-wei Liao// egregious hack to work around this problem, since we can't modify 7ea285162342df160e7860e26528bc7110bc6c0cdShih-wei Liao// all of the world's libstdc++'s. 8ea285162342df160e7860e26528bc7110bc6c0cdShih-wei Liao 9ea285162342df160e7860e26528bc7110bc6c0cdShih-wei Liaonamespace std { namespace tr1 { namespace __detail { 10ea285162342df160e7860e26528bc7110bc6c0cdShih-wei Liao template<typename _Key, typename _Value, typename _Ex, bool __unique, 11ea285162342df160e7860e26528bc7110bc6c0cdShih-wei Liao typename _Hashtable> 12ea285162342df160e7860e26528bc7110bc6c0cdShih-wei Liao struct _Map_base { }; 13ea285162342df160e7860e26528bc7110bc6c0cdShih-wei Liao 14ea285162342df160e7860e26528bc7110bc6c0cdShih-wei Liao} } } 15ea285162342df160e7860e26528bc7110bc6c0cdShih-wei Liao 16ea285162342df160e7860e26528bc7110bc6c0cdShih-wei Liaonamespace std { namespace tr1 { 17ea285162342df160e7860e26528bc7110bc6c0cdShih-wei Liao template<typename T> 18ea285162342df160e7860e26528bc7110bc6c0cdShih-wei Liao struct X1 { 19ea285162342df160e7860e26528bc7110bc6c0cdShih-wei Liao template<typename _Key2, typename _Pair, typename _Hashtable> 20ea285162342df160e7860e26528bc7110bc6c0cdShih-wei Liao friend struct __detail::_Map_base; 21ea285162342df160e7860e26528bc7110bc6c0cdShih-wei Liao }; 22ea285162342df160e7860e26528bc7110bc6c0cdShih-wei Liao 23ea285162342df160e7860e26528bc7110bc6c0cdShih-wei Liao} } 24ea285162342df160e7860e26528bc7110bc6c0cdShih-wei Liao 25ea285162342df160e7860e26528bc7110bc6c0cdShih-wei Liaostd::tr1::X1<int> x1i; 26