diff options
| -rw-r--r-- | gcc/genautomata.c | 4 |
1 files changed, 4 insertions, 0 deletions
diff --git a/gcc/genautomata.c b/gcc/genautomata.c index 3665d95..add4624 100644 --- a/gcc/genautomata.c +++ b/gcc/genautomata.c @@ -1672,6 +1672,10 @@ gen_regexp_sequence (const char *str) int i; sequence_vect = get_str_vect (str, &els_num, ',', TRUE); + if (els_num == -1) + fatal ("unbalanced parentheses in reservation `%s'", str); + if (sequence_vect == NULL) + fatal ("invalid reservation `%s'", str); if (els_num > 1) { sequence = XCREATENODEVAR (struct regexp, sizeof (struct regexp) |