1 // RUN: %clang_cc1 -std=c++1y -fsyntax-only -verify %s 2 3 // -- The argument list of the specialization shall not be identical 4 // to the implicit argument list of the primary template. 5 6 template<typename T, int N, template<typename> class X> int v1; 7 template<typename T, int N, template<typename> class X> int v1<T, N, X>; 8 // expected-error@-1{{variable template partial specialization does not specialize any template argument; to define the primary template, remove the template argument list}} 9 10 template<typename...T> int v2; 11 template<typename...T> int v2<T...>; 12 // expected-error@-1{{variable template partial specialization does not specialize any template argument; to define the primary template, remove the template argument list}} 13 14 template<int...N> int v3; 15 template<int...N> int v3<N...>; 16 // expected-error@-1{{variable template partial specialization does not specialize any template argument; to define the primary template, remove the template argument list}} 17 18 template<template<typename> class...X> int v4; 19 template<template<typename> class...X> int v4<X...>; 20 // expected-error@-1{{variable template partial specialization does not specialize any template argument; to define the primary template, remove the template argument list}} 21 22 template<typename Outer> struct X { 23 template<typename Inner> static int y; 24 template<typename Inner> static int y<Outer>; // expected-warning {{cannot be deduced}} expected-note {{'Inner'}} 25 template<typename Inner> static int y<Inner>; // expected-error {{does not specialize}} 26 }; 27 template<typename Outer> template<typename Inner> int X<Outer>::y<Outer>; // expected-warning {{cannot be deduced}} expected-note {{'Inner'}} 28 template<typename Outer> template<typename Inner> int X<Outer>::y<Inner>; // expected-error {{does not specialize}} 29 30 // FIXME: Merging this with the above class causes an assertion failure when 31 // instantiating one of the bogus partial specializations. 32 template<typename Outer> struct Y { 33 template<typename Inner> static int y; 34 }; 35 template<> template<typename Inner> int Y<int>::y<Inner>; // expected-error {{does not specialize}} 36