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/* Test diagnostics for bad or doubtful casts.  Test with no special

   options.  */

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

/* { dg-do compile } */

/* { dg-options "-std=gnu99" } */

struct s { int a; } sv;

union u { int a; } uv;

int i;

long l;

char c;

void *p;

float fv;

void

f (void)

{

  (int []) p; /* { dg-error "cast specifies array type" } */

  (int ()) p; /* { dg-error "cast specifies function type" } */

  (struct s) sv;

  (union u) uv;

  (struct s) i; /* { dg-error "conversion to non-scalar type requested" } */

  (union u) i;

  (union u) l; /* { dg-error "cast to union type from type not present in union" } */

  (int) sv; /* { dg-error "aggregate value used where an integer was expected" } */

  (int) uv; /* { dg-error "aggregate value used where an integer was expected" } */

  (float) sv; /* { dg-error "aggregate value used where a float was expected" } */

  (float) uv; /* { dg-error "aggregate value used where a float was expected" } */

  (_Complex double) sv; /* { dg-error "aggregate value used where a complex was expected" } */

  (_Complex double) uv; /* { dg-error "aggregate value used where a complex was expected" } */

  (void *) sv; /* { dg-error "cannot convert to a pointer type" } */

  (void *) uv; /* { dg-error "cannot convert to a pointer type" } */

  (_Bool) sv; /* { dg-error "used struct type value where scalar is required" } */

  (_Bool) uv; /* { dg-error "used union type value where scalar is required" } */

  (void) sv;

  (const void) uv;

  (void *) c; /* { dg-warning "cast to pointer from integer of different size" } */

  (void *) (char) 1;

  (char) p; /* { dg-warning "cast from pointer to integer of different size" } */

  (char) (void *) 1; /* { dg-warning "cast from pointer to integer of different size" } */

}