20030612-1.c

来自「linux下编程用 编译软件」· C语言 代码 · 共 25 行

/* { dg-do run } */
/* { dg-options "-O2" } */

extern void abort (void);

int A, B;

void foo()
{
  long x = 3;
  (void)({
    A = B + x + ((1) - 1);
    return;	/* { dg-warning "statement-expressions should end with a non-void expression" "" { xfail *-*-* } } */
  });
}

main()
{
  B = 5;
  foo();
  if (A != 8)
    abort ();
  return 0;
}