diff options
Diffstat (limited to 'regparse.c')
-rw-r--r-- | regparse.c | 7 |
1 files changed, 6 insertions, 1 deletions
diff --git a/regparse.c b/regparse.c index 183d1fffdf..08ffa8060d 100644 --- a/regparse.c +++ b/regparse.c @@ -1776,13 +1776,18 @@ add_code_range_to_buf0(BBuf** pbuf, ScanEnv* env, OnigCodePoint from, OnigCodePo else bound = x; } + /* data[(low-1)*2+1] << from <= data[low*2] + * data[(high-1)*2+1] <= to << data[high*2] + */ inc_n = low + 1 - high; if (n + inc_n > ONIG_MAX_MULTI_BYTE_RANGES_NUM) return ONIGERR_TOO_MANY_MULTI_BYTE_RANGES; if (inc_n != 1) { - if (checkdup && to >= data[low*2]) CC_DUP_WARN(env); + if (checkdup && from <= data[low*2+1] + && (data[low*2] <= from || data[low*2+1] <= to)) + CC_DUP_WARN(env); if (from > data[low*2]) from = data[low*2]; if (to < data[(high - 1)*2 + 1]) |