gcc-4.9/gcc/testsuite/g++.dg/lto/pr54625-1_1.C


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extern "C" double sin (double);
typedef double UnaryFunType (double);
class A
{
public:
  int hash ();
  double lookup (UnaryFunType p1)
    {
      int a = hash ();
      if (p1)
	return 0;
    }
};
A b;
void
math_sin_impl ()
{
  b.lookup (sin);
}