1/* Failed on powerpc64-linux with a segfault due to ifcvt generating
2   conditional returns without updating dominance info.
3   Extracted from glibc's dl-load.c.  */
4
5typedef __SIZE_TYPE__ size_t;
6
7static size_t
8is_dst (const char *start, const char *name, const char *str,
9        int is_path, int secure)
10{
11  size_t len;
12  _Bool is_curly = 0;
13
14  if (name[0] == '{')
15    {
16      is_curly = 1;
17      ++name;
18    }
19
20  len = 0;
21  while (name[len] == str[len] && name[len] != '\0')
22    ++len;
23
24  if (is_curly)
25    {
26      if (name[len] != '}')
27        return 0;
28
29
30      --name;
31
32      len += 2;
33    }
34  else if (name[len] != '\0' && name[len] != '/'
35           && (!is_path || name[len] != ':'))
36    return 0;
37
38  if (__builtin_expect (secure, 0)
39      && ((name[len] != '\0' && (!is_path || name[len] != ':'))
40          || (name != start + 1 && (!is_path || name[-2] != ':'))))
41    return 0;
42
43  return len;
44}
45