diff options
Diffstat (limited to 'ext/ereg/regex/regcomp.c')
| -rw-r--r-- | ext/ereg/regex/regcomp.c | 4 |
1 files changed, 4 insertions, 0 deletions
diff --git a/ext/ereg/regex/regcomp.c b/ext/ereg/regex/regcomp.c index f4bfc1c167..c2223d7dbe 100644 --- a/ext/ereg/regex/regcomp.c +++ b/ext/ereg/regex/regcomp.c @@ -1284,6 +1284,10 @@ int c; register int ncols = (g->ncsets+(CHAR_BIT-1)) / CHAR_BIT; register unsigned uc = (unsigned char)c; + if (!g->setbits) { + return(0); + } + for (i = 0, col = g->setbits; i < ncols; i++, col += g->csetsize) if (col[uc] != 0) return(1); |