diff options
| -rw-r--r-- | src/string.c | 2 |
1 files changed, 2 insertions, 0 deletions
diff --git a/src/string.c b/src/string.c index a6aa9d906..be623deda 100644 --- a/src/string.c +++ b/src/string.c @@ -233,7 +233,9 @@ utf8len(const char* p, const char* e) mrb_int len; mrb_int i; + if ((unsigned char)*p < 0x80) return 1; len = utf8len_codepage[(unsigned char)*p]; + if (len == 1) return 1; if (len > e - p) return 1; for (i = 1; i < len; ++i) if ((p[i] & 0xc0) != 0x80) |