gcc/testsuite/g++.dg/vect/pr60836.cc

   1 // { dg-do compile }
   2
   3 int a, b;
   4 typedef double (*NormFunc) (const int &);
   5 int &
   6 max (int &p1, int &p2)
   7 {
   8   if (p1 < p2)
   9     return p2;
  10   return p1;
  11 }
  12
  13 struct A
  14 {
  15   int operator      () (int p1, int p2)
  16     {
  17       return max (p1, p2);
  18     }
  19 };
  20 template < class, class > double
  21 norm_ (const int &)
  22 {
  23   char c, d;
  24   A e;
  25   for (; a; a++)
  26     {
  27       b = e (b, d);
  28       b = e (b, c);
  29     }
  30
  31   return 0.0;
  32 }
  33
  34 void
  35 norm ()
  36 {
  37   static NormFunc f = norm_ < int, A >;
  38   f = 0;
  39 }
  40