diff options
Diffstat (limited to 'string.c')
-rw-r--r-- | string.c | 3 |
1 files changed, 2 insertions, 1 deletions
@@ -1712,7 +1712,8 @@ rb_str_resize(VALUE str, long len) else if (len <= RSTRING_EMBED_LEN_MAX) { char *ptr = RSTRING(str)->as.heap.ptr; STR_SET_EMBED(str); - if (slen > 0) MEMCPY(RSTRING(str)->as.ary, ptr, char, len); + if (slen > len) slen = len; + if (slen > 0) MEMCPY(RSTRING(str)->as.ary, ptr, char, slen); RSTRING(str)->as.ary[len] = '\0'; STR_SET_EMBED_LEN(str, len); xfree(ptr); |