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/* Test for constant expressions: overflow and constant expressions

   with -fwrapv: overflows still count as such for the purposes of

   constant expressions even when they have defined values at

   runtime.  */

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

/* { dg-do compile } */

/* { dg-options "-std=iso9899:1999 -pedantic-errors -fwrapv" } */

#include <limits.h>

enum e {

  E0 = 0 * (INT_MAX + 1), /* { dg-warning "integer overflow in expression" } */

  /* { dg-error "overflow in constant expression" "constant" { target *-*-* } 12 } */

  E1 = 0 * (INT_MIN / -1), /* { dg-warning "integer overflow in expression" } */

  /* { dg-error "overflow in constant expression" "constant" { target *-*-* } 14 } */

  E2 = 0 * (INT_MAX * INT_MAX), /* { dg-warning "integer overflow in expression" } */

  /* { dg-error "overflow in constant expression" "constant" { target *-*-* } 16 } */

  E3 = 0 * (INT_MIN - 1), /* { dg-warning "integer overflow in expression" } */

  /* { dg-error "overflow in constant expression" "constant" { target *-*-* } 18 } */

  E4 = 0 * (unsigned)(INT_MIN - 1), /* { dg-warning "integer overflow in expression" } */

  /* { dg-error "overflow in constant expression" "constant" { target *-*-* } 20 } */

  E5 = 0 * -INT_MIN, /* { dg-warning "integer overflow in expression" } */

  /* { dg-error "overflow in constant expression" "constant" { target *-*-* } 22 } */

  E6 = 0 * !-INT_MIN, /* { dg-warning "integer overflow in expression" } */

  /* { dg-error "not an integer constant" "constant" { target *-*-* } 24 } */

  E7 = INT_MIN % -1 /* Not an overflow.  */

};