view gcc/testsuite/g++.dg/ext/cleanup-3.C @ 131:84e7813d76e9

gcc-8.2
author mir3636
date Thu, 25 Oct 2018 07:37:49 +0900
parents 04ced10e8804
children
line wrap: on
line source

/* { dg-do run } */
/* { dg-options "" } */
/* Verify that the cleanup handler receives the proper contents
   of the variable.  */

extern "C" void exit(int);
extern "C" void abort(void);

static int expected;

static void
handler(int *p)
{
  if (*p != expected)
    abort ();
}

static void __attribute__((noinline))
bar(void)
{
}

static void doit(int x, int y)
{
  int r __attribute__((cleanup (handler)));
  if (x < y)
    {
      r = 0;
      return;
    }

  bar();
  r = x + y;
}

int main()
{
  expected = 0;
  doit (1, 2);

  expected = 3;
  doit (2, 1);

  return 0;
}