| 1 | // RUN: %clang_cc1 -fsyntax-only -verify -std=c++11 %s |
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| 2 | // expected-no-diagnostics |
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| 3 | |
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| 4 | template<typename> struct Y1; |
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| 5 | template<typename, int> struct Y2; |
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| 6 | |
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| 7 | template<class T1, class T2 = int> using B2 = T1; |
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| 8 | template<class T1 = int, class T2> using B2 = T1; |
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| 9 | |
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| 10 | template<template<class> class F, template<class> class G = Y1> using B2t = F<G<int>>; |
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| 11 | template<template<class> class F = Y2, template<class> class G> using B2t = F<G<int>>; |
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| 12 | |
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| 13 | template<int N, int M = 5> using B2n = Y2<int, N + M>; |
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| 14 | template<int N = 5, int M> using B2n = Y2<int, N + M>; |
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| 15 | |
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