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