diff options
| -rw-r--r-- | src/string.c | 3 |
1 files changed, 3 insertions, 0 deletions
diff --git a/src/string.c b/src/string.c index 719be3ff5..8a9ed8a24 100644 --- a/src/string.c +++ b/src/string.c @@ -216,6 +216,9 @@ mrb_value mrb_str_new(mrb_state *mrb, const char *p, size_t len) { struct RString *s; + if ((mrb_int)len < 0) { + mrb_raise(mrb, E_ARGUMENT_ERROR, "negative string size (or size too big)"); + } s = str_new(mrb, p, len); return mrb_obj_value(s); |