diff options
Diffstat (limited to 'posix/regcomp.c')
| -rw-r--r-- | posix/regcomp.c | 2 |
1 files changed, 2 insertions, 0 deletions
diff --git a/posix/regcomp.c b/posix/regcomp.c index 076eca3..8f2747b 100644 --- a/posix/regcomp.c +++ b/posix/regcomp.c @@ -2582,6 +2582,8 @@ parse_dup_op (bin_tree_t *elem, re_string_t *regexp, re_dfa_t *dfa, /* Duplicate ELEM before it is marked optional. */ elem = duplicate_tree (elem, dfa); + if (BE (elem == NULL, 0)) + goto parse_dup_op_espace; old_tree = tree; } else |