1 // RUN: %clang_cc1 -std=c++11 -fsyntax-only -verify %s 2 3 template<class ... Types> void f(Types ... args); 4 5 void test() { 6 f(); 7 f(1); 8 f(2, 1.0); 9 } 10 11 // Test simple recursive variadic function template 12 template<typename Head, typename ...Tail> 13 void recurse_until_fail(const Head &, const Tail &...tail) { // expected-note{{candidate function template not viable: requires at least 1 argument, but 0 were provided}} 14 recurse_until_fail(tail...); // expected-error{{no matching function for call to 'recurse_until_fail'}} \ 15 // expected-note{{in instantiation of function template specialization 'recurse_until_fail<char [7]>' requested here}} \ 16 // expected-note{{in instantiation of function template specialization 'recurse_until_fail<double, char [7]>' requested here}} 17 } 18 19 void test_recurse_until_fail() { 20 recurse_until_fail(1, 3.14159, "string"); // expected-note{{in instantiation of function template specialization 'recurse_until_fail<int, double, char [7]>' requested here}} 21 22 } 23
