gcc/testsuite/gcc.dg/torture/pr24750-1.c

   1 extern void free (void *);
   2 extern int unknown;
   3 extern int n0;
   4 extern short *s0;
   5 extern int n1;
   6 extern short *s1;
   7 extern short *s2;
   8 extern int *n2;
   9 extern int *n3;
  10 extern int n4;
  11 extern short *n5;
  12 extern int *n6;
  13 extern int n7;
  14 extern char *unc;
  15
  16 void
  17 f (short *sp)
  18 {
  19   int j = 0;
  20   int i = 0;
  21   int n8 = 0;
  22   int n9 = 0;
  23   short *s3 = sp;
  24   short s4 = (short) unknown;
  25   short s5 = (short) unknown;
  26   char *c0 = unc;
  27   int n10 = 0;
  28   int n11 = 0;
  29   int u0 = unknown;
  30   int k = 0;
  31
  32   for (n8 = 1; n8 <= n7; n8++)
  33     {
  34       for (i = 1; i <= n0; i++)
  35         c0[i] = 0;
  36       for (i = 1; i <= u0; i++) { }
  37       for (i = sp[0]; i != -32767; i = sp[i])
  38         if (s4 == u0)
  39           for (j = 1; j <= u0; j++)
  40             if (!c0[s3[j]])
  41               break;
  42     }
  43   for (n9 = 1; n9 <= n0; n9++) s1[unknown + n9] = n9;
  44   for (i = 1; i <= n1; i++)
  45     for (j = 1; j <= s4; j++)
  46       s3[j] = s1[s3[j]];
  47   for (n8 = 1; n8 <= n7; n8++)
  48     for (i = 1; i <= s5; i++)
  49       s3[i] = s1[s3[i]];
  50   for (n9 = 1; n9 <= n0; n9++) sp[s1[n9]] = unknown;
  51   for (n10 = 2; n10 < n4; n10++) { }
  52   for (k = 1; k <= unknown; k++)
  53     {
  54       s4 = s0[n5[u0]];
  55       for (i = 1; i <= s4; i++) { }
  56       for (j = 1; j <= s4; j++)
  57         if (n2[1] != 0)
  58           if (i == unknown)
  59             unknown = n3[unknown];
  60       n6[u0] = n10;
  61     }
  62   for (k = n7; k >= n11; k--)
  63     if (n2[k] == -32767)
  64       break;
  65   free (c0);
  66
  67   for (i = 1; i <= n7; i++)
  68     {
  69       for (j = 1; j <= s4; j++) { }
  70       for (n8 = s2[unknown]; n8 != -32767; n8 = s2[n8]) { }
  71       for (j = 1; j <= s5; j++) { }
  72     }
  73 }