diff options
Diffstat (limited to 'src/backend/regex/regc_lex.c')
| -rw-r--r-- | src/backend/regex/regc_lex.c | 4 |
1 files changed, 2 insertions, 2 deletions
diff --git a/src/backend/regex/regc_lex.c b/src/backend/regex/regc_lex.c index e5c83d87147..fc86ca322a9 100644 --- a/src/backend/regex/regc_lex.c +++ b/src/backend/regex/regc_lex.c @@ -28,7 +28,7 @@ * OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF * ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. * - * $PostgreSQL: pgsql/src/backend/regex/regc_lex.c,v 1.6 2007/10/22 01:02:22 tgl Exp $ + * $PostgreSQL: pgsql/src/backend/regex/regc_lex.c,v 1.7 2008/01/03 20:47:55 tgl Exp $ * */ @@ -846,7 +846,7 @@ lexescape(struct vars * v) if (ISERR()) FAILW(REG_EESCAPE); /* ugly heuristic (first test is "exactly 1 digit?") */ - if (v->now - save == 0 || (int) c <= v->nsubexp) + if (v->now - save == 0 || ((int) c > 0 && (int) c <= v->nsubexp)) { NOTE(REG_UBACKREF); RETV(BACKREF, (chr) c); |