1 // RUN: %clang_cc1 -fsyntax-only -verify %s 2 3 // A type-parameter defines its identifier to be a type-name (if 4 // declared with class or typename) or template-name (if declared with 5 // template) in the scope of the template declaration. 6 template<typename T> struct X0 { 7 T* value; 8 }; 9 10 template<template<class T> class Y> struct X1 { 11 Y<int> value; 12 }; 13 14 // [Note: because of the name lookup rules, a template-parameter that 15 // could be interpreted as either a non-type template-parameter or a 16 // type-parameter (because its identifier is the name of an already 17 // existing class) is taken as a type-parameter. For example, 18 class T { /* ... */ }; // expected-note{{candidate constructor (the implicit copy constructor) not viable}} 19 int i; 20 21 template<class T, T i> struct X2 { fX222 void f(T t) 23 { 24 T t1 = i; //template-parameters T and i 25 ::T t2 = ::i; // global namespace members T and i \ 26 // expected-error{{no viable conversion}} 27 } 28 }; 29 30 namespace PR6831 { 31 namespace NA { struct S; } 32 namespace NB { struct S; } 33 34 using namespace NA; 35 using namespace NB; 36 37 template <typename S> void foo(); 38 template <int S> void bar(); 39 template <template<typename> class S> void baz(); 40 } 41