modernc.org/ccgo/v3@v3.16.14/lib/testdata/gcc-9.1.0/gcc/testsuite/gcc.c-torture/execute/pr58831.c (about)

     1  #include <assert.h>
     2  
     3  int a, *b, c, d, f, **i, p, q, *r;
     4  short o, j;
     5  
     6  static int __attribute__((noinline, noclone))
     7  fn1 (int *p1, int **p2)
     8  {
     9    int **e = &b;
    10    for (; p; p++)
    11      *p1 = 1;
    12    *e = *p2 = &d;
    13  
    14    assert (r);
    15  
    16    return c;
    17  }
    18  
    19  static int ** __attribute__((noinline, noclone))
    20  fn2 (void)
    21  {
    22    for (f = 0; f != 42; f++)
    23      {
    24        int *g[3] = {0, 0, 0};
    25        for (o = 0; o; o--)
    26          for (; a > 1;)
    27            {
    28              int **h[1] = { &g[2] };
    29            }
    30      }
    31    return &r;
    32  }
    33  
    34  int
    35  main (void)
    36  {
    37    i = fn2 ();
    38    fn1 (b, i);
    39    return 0;
    40  }