clang/test/SemaCXX/warn-unused-variables-error.cpp

   1 // RUN: %clang_cc1 -fsyntax-only -Wunused-variable -verify %s
   2
   3 namespace PR6948 {
   4   template<typename T> class X; // expected-note{{template is declared here}}
   5
   6   void f() {
   7     X<char> str (read_from_file()); // expected-error{{use of undeclared identifier 'read_from_file'}} \
   8                                        expected-error{{implicit instantiation of undefined template 'PR6948::X<char>'}}
   9   }
  10 }