1*67e74705SXin Li // RUN: %clang_cc1 -fsyntax-only -verify %s 2*67e74705SXin Li // expected-no-diagnostics 3*67e74705SXin Li template<typename> struct Y1; 4*67e74705SXin Li template<typename, int> struct Y2; 5*67e74705SXin Li 6*67e74705SXin Li template<class T1, class T2 = int> class B2; 7*67e74705SXin Li template<class T1 = int, class T2> class B2; 8*67e74705SXin Li 9*67e74705SXin Li template<template<class, int> class, template<class> class = Y1> class B2t; 10*67e74705SXin Li template<template<class, int> class = Y2, template<class> class> class B2t; 11*67e74705SXin Li 12*67e74705SXin Li template<int N, int M = 5> class B2n; 13*67e74705SXin Li template<int N = 5, int M> class B2n; 14