gcc/testsuite/gcc.c-torture/execute/20031204-1.c

   1 /* PR optimization/13260 */
   2
   3 #include <string.h>
   4
   5 typedef unsigned long u32;
   6
   7 u32 in_aton(const char* x)
   8 {
   9   return 0x0a0b0c0d;
  10 }
  11
  12 u32 root_nfs_parse_addr(char *name)
  13 {
  14  u32 addr;
  15  int octets = 0;
  16  char *cp, *cq;
  17
  18  cp = cq = name;
  19  while (octets < 4) {
  20   while (*cp >= '0' && *cp <= '9')
  21    cp++;
  22   if (cp == cq || cp - cq > 3)
  23    break;
  24   if (*cp == '.' || octets == 3)
  25    octets++;
  26   if (octets < 4)
  27    cp++;
  28   cq = cp;
  29  }
  30
  31  if (octets == 4 && (*cp == ':' || *cp == '\0')) {
  32   if (*cp == ':')
  33    *cp++ = '\0';
  34   addr = in_aton(name);
  35   strcpy(name, cp);
  36  } else
  37   addr = (-1);
  38
  39  return addr;
  40 }
  41
  42 int
  43 main()
  44 {
  45   static char addr[] = "10.11.12.13:/hello";
  46   u32 result = root_nfs_parse_addr(addr);
  47   if (result != 0x0a0b0c0d) { abort(); }
  48   return 0;
  49 }