1template<typename T> 2struct X0; 3 4template<int I> 5struct X1; 6 7template<int I> 8struct X2; 9 10template<int I> 11struct X3; 12 13template<template<int I> class> 14struct X4; 15 16template<template<long> class> 17struct X5; 18 19template<typename> 20struct X6; 21 22extern X0<int> *x0i; 23extern X0<long> *x0l; 24extern X0<float> *x0r; 25 26template<> 27struct X0<char> { 28 int member; 29}; 30 31template<> 32struct X0<wchar_t> { 33 int member; 34}; 35