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// RUN: %clang_cc1 -verify %s
namespace default_args {
template<typename T> struct char_traits;
template<typename T> struct allocator;
template<typename T, typename = char_traits<T>, typename = allocator<T>> struct basic_string {};
typedef basic_string<char> string;
template<typename T> T f(T);
void test1() {
string s;
f(s).size(); // expected-error {{no member named 'size' in 'default_args::basic_string<char>'}}
}
template<typename T> struct default_delete {};
template<class T, class Deleter = default_delete<T>> class unique_ptr {
public:
void f() { T::error(); } // expected-error {{no member named 'error' in 'default_args::basic_string<char>'}}
};
template<class T, class Deleter> class unique_ptr<T[], Deleter> {};
void test2() {
unique_ptr<string> ups;
f(ups).reset(); // expected-error {{no member named 'reset' in 'default_args::unique_ptr<default_args::basic_string<char>>'}}
f(ups).f(); // expected-note {{in instantiation of member function 'default_args::unique_ptr<default_args::basic_string<char>>::f' requested here}}
}
template<int A, int B = A> struct Z { int error[B]; }; // expected-error {{negative size}}
Z<-1> z; // expected-note {{in instantiation of template class 'default_args::Z<-1>' requested here}}
template<template<typename> class A = allocator, template<typename> class B = A> struct Q {};
void test3() {
f(Q<>()).g(); // expected-error {{no member named 'g' in 'default_args::Q<>'}}
f(Q<allocator>()).g(); // expected-error {{no member named 'g' in 'default_args::Q<>'}}
f(Q<allocator, allocator>()).g(); // expected-error {{no member named 'g' in 'default_args::Q<>'}}
f(Q<char_traits>()).g(); // expected-error {{no member named 'g' in 'default_args::Q<char_traits>'}}
f(Q<char_traits, char_traits>()).g(); // expected-error {{no member named 'g' in 'default_args::Q<char_traits>'}}
f(Q<char_traits, allocator>()).g(); // expected-error {{no member named 'g' in 'default_args::Q<char_traits, allocator>'}}
}
}
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