clang/test/SemaTemplate/instantiate-member-initializers.cpp

   1 // RUN: %clang_cc1 -fsyntax-only -Wall -verify %s
   2
   3 template<typename T> struct A {
   4   A() : a(1) { } // expected-error{{cannot initialize a member subobject of type 'void *' with an rvalue of type 'int'}}
   5
   6   T a;
   7 };
   8
   9 A<int> a0;
  10 A<void*> a1; // expected-note{{in instantiation of member function 'A<void *>::A' requested here}}
  11
  12 template<typename T> struct B {
  13   B() : b(1), // expected-warning {{field 'b' will be initialized after field 'a'}}
  14     a(2) { }
  15
  16   int a;
  17   int b;
  18 };
  19
  20 B<int> b0; // expected-note {{in instantiation of member function 'B<int>::B' requested here}}
  21
  22 template <class T> struct AA { AA(int); };
  23 template <class T> class BB : public AA<T> {
  24 public:
  25   BB() : AA<T>(1) {}
  26 };
  27 BB<int> x;
  28
  29 struct X {
  30   X();
  31 };
  32 template<typename T>
  33 struct Y {
  34   Y() : x() {}
  35   X x;
  36 };
  37 Y<int> y;
  38
  39 template<typename T> struct Array {
  40   int a[3];
  41   Array() : a() {}
  42 };
  43 Array<int> s;