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// { dg-do link  }

// { dg-options "-Wconversion -Wno-conversion-null -Wno-pointer-arith" }

#include 

void g(int) {}

void g(long) {}

extern void g(void*);

template 

void h() {}

void k(int) {}

template 

void l(T);

template <>

void l(int) {}

template <>

void l(long) {}

int main()

{

  int i = NULL; //  converting NULL to non-pointer type

  float z = NULL; //  converting NULL to non-pointer type

  int a[2];

  i != NULL; //  NULL used in arithmetic

  NULL != z; //  NULL used in arithmetic

  k != NULL; // No warning: decay conversion

  NULL != a; // Likewise.

  -NULL;     //  converting NULL to non-pointer type

  +NULL;     //  converting NULL to non-pointer type

  ~NULL;     //  converting NULL to non-pointer type

  a[NULL] = 3; //  converting NULL to non-pointer-type

  i = NULL;  //  converting NULL to non-pointer type

  z = NULL;  //  converting NULL to non-pointer type

  k(NULL);   //  converting NULL to int

  g(NULL);   //  converting NULL to int

  h(); // No warning: NULL bound to integer template parameter

  l(NULL);   //  converting NULL to int

  NULL && NULL; // No warning: converting NULL to bool is OK

}