diff options
Diffstat (limited to 'posix/regcomp.c')
-rw-r--r-- | posix/regcomp.c | 8 |
1 files changed, 7 insertions, 1 deletions
diff --git a/posix/regcomp.c b/posix/regcomp.c index a762859f8c..9f56b389df 100644 --- a/posix/regcomp.c +++ b/posix/regcomp.c @@ -964,7 +964,7 @@ static void optimize_utf8 (dfa) re_dfa_t *dfa; { - int node; + int node, i; for (node = 0; node < dfa->nodes_len; ++node) switch (dfa->nodes[node].type) @@ -999,6 +999,12 @@ optimize_utf8 (dfa) case OP_OPEN_SUBEXP: case OP_CLOSE_SUBEXP: break; + case SIMPLE_BRACKET: + /* Just double check. */ + for (i = 0x80 / UINT_BITS; i < BITSET_UINTS; ++i) + if (dfa->nodes[node].opr.sbcset[i]) + return; + break; default: return; } |