gcc/testsuite/gcc.dg/pr34225.c

   1 /* PR target/34225 */
   2 /* { dg-do compile } */
   3 /* { dg-options "-O2 -fno-strict-aliasing -fstack-protector" } */
   4 /* { dg-require-effective-target fstack_protector } */
   5 /* { dg-require-effective-target size20plus } */
   6
   7 typedef __SIZE_TYPE__ size_t;
   8 extern int sscanf (const char *, const char *, ...);
   9 struct C
  10 {
  11   char c[240];
  12 };
  13 struct O
  14 {
  15   char **o;
  16 };
  17 struct P
  18 {
  19   int p1;
  20   char p2[256];
  21   char p3[256];
  22   char p4[256];
  23 };
  24
  25 extern void *s;
  26 extern int f1 (char *, struct C *);
  27 extern void f2 (void *, const char *);
  28 extern void f3 (char *, const char *);
  29 extern int f4 (int, double *, int);
  30
  31 int
  32 foo (char *a[], struct O *b, int c, int d, struct P *e, int f, int *h,
  33      char *l)
  34 {
  35   int i, g = 7, m = 0, n;
  36   struct C j[150];
  37   double *k[150];
  38   char o[100];
  39
  40   if (f1 (o, &j[g]) < 0)
  41     g++;
  42
  43   while (!m)
  44     {
  45       f2 (s, "xxx");
  46       for (i = 0; i < f; i++)
  47         if ((!b->o && __builtin_strncmp (l, "abcde", 5) == 0)
  48             || (b->o && !b->o[c]))
  49           {
  50             *e[d].p4 = *e[d].p3 = *e[d].p2 = 0;
  51             sscanf (l, "%s %s %[^\n]", e[d].p3, e[d].p2, e[d].p4);
  52           }
  53       for (n = 0; n < d; n++)
  54         for (i = 0; i < g; i++)
  55           {
  56             f3 (a[i + 1], "foo");
  57             if (f4 (h[i], k[i], e[n].p1) < 0)
  58               f3 (a[i + 1], "bar");
  59           }
  60     }
  61   return 0;
  62 }