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/* Test for constant expressions: invalid null pointer constants in

   various contexts (make sure NOPs are not inappropriately

   stripped).  */

/* Origin: Joseph Myers <joseph@codesourcery.com> */

/* { dg-do compile } */

/* { dg-options "-std=iso9899:1990 -pedantic-errors" } */

__extension__ typedef __SIZE_TYPE__ size_t;

void *p = (size_t)(void *)0; /* { dg-error "without a cast" } */

struct s { void *a; } q = { (size_t)(void *)0 }; /* { dg-error "without a cast" } */

void *

f (void)

{

  void *r;

  r = (size_t)(void *)0; /* { dg-error "without a cast" } */

  return (size_t)(void *)0; /* { dg-error "without a cast" } */

}

void g (void *); /* { dg-message "but argument is of type" } */

void

h (void)

{

  g ((size_t)(void *)0); /* { dg-error "without a cast" } */

}

void g2 (int, void *); /* { dg-message "but argument is of type" } */

void

h2 (void)

{

  g2 (0, (size_t)(void *)0); /* { dg-error "without a cast" } */

}