diff options
Diffstat (limited to 'posix/regcomp.c')
| -rw-r--r-- | posix/regcomp.c | 13 |
1 files changed, 8 insertions, 5 deletions
diff --git a/posix/regcomp.c b/posix/regcomp.c index 68ce551..b5f0c92 100644 --- a/posix/regcomp.c +++ b/posix/regcomp.c @@ -965,17 +965,14 @@ static void optimize_utf8 (dfa) re_dfa_t *dfa; { - int node, i; + int node, i, mb_chars = 0; for (node = 0; node < dfa->nodes_len; ++node) switch (dfa->nodes[node].type) { case CHARACTER: - /* Chars >= 0x80 are optimizable in some cases (e.g. when not - followed by DUP operator, not in bracket etc.). - For now punt on them all. */ if (dfa->nodes[node].opr.c >= 0x80) - return; + mb_chars = 1; break; case ANCHOR: switch (dfa->nodes[node].opr.idx) @@ -1010,6 +1007,12 @@ optimize_utf8 (dfa) return; } + if (mb_chars) + for (node = 0; node < dfa->nodes_len; ++node) + if (dfa->nodes[node].type == CHARACTER + && dfa->nodes[node].opr.c >= 0x80) + dfa->nodes[node].mb_partial = 0; + /* The search can be in single byte locale. */ dfa->mb_cur_max = 1; dfa->is_utf8 = 0; |