diff options
Diffstat (limited to 'sysdeps/generic/strnlen.c')
| -rw-r--r-- | sysdeps/generic/strnlen.c | 3 |
1 files changed, 3 insertions, 0 deletions
diff --git a/sysdeps/generic/strnlen.c b/sysdeps/generic/strnlen.c index f1b6760247..1386acfd9c 100644 --- a/sysdeps/generic/strnlen.c +++ b/sysdeps/generic/strnlen.c @@ -36,6 +36,9 @@ __strnlen (const char *str, size_t maxlen) if (maxlen == 0) return 0; + if (__builtin_expect (end_ptr < str, 0)) + end_ptr = (const char *) ~0UL; + /* Handle the first few characters by reading one character at a time. Do this until CHAR_PTR is aligned on a longword boundary. */ for (char_ptr = str; ((unsigned long int) char_ptr |