1 // RUN: %clang_cc1 -fsyntax-only -verify %s
2 
3 // Clang used to crash trying to recover while adding 'this->' before Work(x);
4 
5 template <typename> struct A {
6   static void Work(int);  // expected-note{{must qualify identifier}}
7 };
8 
9 template <typename T> struct B : public A<T> {
10   template <typename T2> B(T2 x) {
11     Work(x);  // expected-error{{use of undeclared identifier}}
12   }
13 };
14 
15 void Test() {
16   B<int> b(0);  // expected-note{{in instantiation of function template}}
17 }
18 
19 
20 // Don't crash here.
21 namespace PR16134 {
22   template <class P> struct S // expected-error {{expected ';'}}
23   template <> static S<Q>::f() // expected-error +{{}}
24 }
25 
26 namespace PR16225 {
27   template <typename T> void f();
28   template<typename C> void g(C*) {
29     struct LocalStruct : UnknownBase<Mumble, C> { };  // expected-error {{unknown template name 'UnknownBase'}} \
30                                                       // expected-error {{use of undeclared identifier 'Mumble'}}
31     f<LocalStruct>();  // expected-warning {{template argument uses local type 'LocalStruct'}}
32   }
33   struct S;
34   void h() {
35     g<S>(0);  // expected-note {{in instantiation of function template specialization}}
36   }
37 }
38