clang/test/CXX/temp/temp.spec/temp.expl.spec/p19.cpp

   1 // RUN: %clang_cc1 -fsyntax-only -verify %s
   2
   3 template<typename T>
   4 struct X {
   5   template<typename U> struct Inner { };
   6
   7   template<typename U> void f(T, U) { }
   8 };
   9
  10 template<> template<typename U>
  11 struct X<int>::Inner {
  12   U member;
  13 };
  14
  15 template<> template<typename U>
  16 void X<int>::f(int x, U y) {
  17   x = y; // expected-error{{incompatible pointer to integer conversion}}
  18 }
  19
  20 void test(X<int> xi, X<long> xl, float *fp) {
  21   X<int>::Inner<float*> xii;
  22   xii.member = fp;
  23   xi.f(17, 25);
  24   xi.f(17, 3.14159);
  25   xi.f(17, fp); // expected-note{{instantiation}}
  26   X<long>::Inner<float*> xli;
  27
  28   xli.member = fp; // expected-error{{no member}}
  29   xl.f(17, fp); // okay
  30 }