1// RUN: %clang_cc1 -fsyntax-only -verify %s
2//
3// The whole point of this test is to verify certain diagnostics work in the
4// absence of namespace 'std'.
5
6namespace PR10053 {
7  namespace ns {
8    struct Data {};
9  }
10
11  template<typename T> struct A {
12    T t;
13    A() {
14      f(t); // expected-error {{call to function 'f' that is neither visible in the template definition nor found by argument-dependent lookup}}
15    }
16  };
17
18  void f(ns::Data); // expected-note {{in namespace 'PR10053::ns'}}
19
20  A<ns::Data> a; // expected-note {{in instantiation of member function}}
21}
22