1 // RUN: %clang_cc1 -std=c++11 -verify %s -fexperimental-new-constant-interpreter 2 3 template<int n> struct S; // expected-note 3{{here}} 4 5 struct LiteralType { LiteralTypeLiteralType6 constexpr LiteralType(int n) : n(n) {} 7 int n; 8 }; 9 10 template<int n> struct T { TT11 T() { 12 // An identifier is value-dependent if it is: 13 // - a name declared with a dependent type 14 S<n> s; 15 S<s> check1; // ok, s is value-dependent 16 // - the name of a non-type template parameter 17 typename S<n>::T check2; // ok, n is value-dependent 18 // - a potentially-constant variable that is initialized with an 19 // expression that is value-dependent. 20 const int k = n; 21 typename S<k>::T check3a; // ok, u is value-dependent 22 23 constexpr const int *p = &k; 24 typename S<*p>::T check3b; // ok, p is value-dependent 25 26 const int &i = k; 27 typename S<i>::T check4; // ok, i is value-dependent 28 29 static const int ki = 42; 30 const int &i2 = ki; 31 typename S<i2>::T check5; // expected-error {{undefined template}} 32 33 constexpr LiteralType x = n; 34 typename S<true ? 1 : x.n>::T check6; // ok, x is value-dependent 35 36 const LiteralType y = n; 37 typename S<true ? 2 : y.n>::T check7; // expected-error {{undefined template}} 38 39 constexpr LiteralType z = 42; 40 typename S<true ? 3 : z.n>::T check8; // expected-error {{undefined template}} 41 } 42 }; 43