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/* Test diagnostics for sizeof on void and function types.  Test with

   -Wpointer-arith.  */

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

/* { dg-do compile } */

/* { dg-options "-Wpointer-arith" } */

extern const void v;

void f(void);

void

g (void)

{

  sizeof (v); /* { dg-warning "invalid application of 'sizeof' to a void type" } */

  sizeof (void); /* { dg-warning "invalid application of 'sizeof' to a void type" } */

  sizeof (f); /* { dg-warning "invalid application of 'sizeof' to a function type" } */

  sizeof (void (void)); /* { dg-warning "invalid application of 'sizeof' to a function type" } */

}