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/* PR 30260  */

/* { dg-do link } */

/* { dg-options "-pedantic -O" } */

#include <limits.h>

enum A {

  A1 = 0,

  A2 = A1 - 1

};

enum B {

  B1 = 0u,

  B2 = B1 - 1 /* { dg-bogus "ISO C restricts enumerator values to range of 'int'" } */

};

int main(void)

{

  enum A a = -1;

  enum B b = -1;

  if (!(a < 0))

    link_error ();

  if (!(A2 < 0))

    link_error ();

  if (!(b < 0))

    link_error ();

  if (!(B2 < 0))

    link_error ();

  return 0;

}

enum E1 { e10 = INT_MAX, e11 }; /* { dg-error "overflow in enumeration values" } */

enum E2 { e20 = (unsigned) INT_MAX, e21 }; /* { dg-error "overflow in enumeration values" } */