:get_substring_bounds): Sanity-check for index >= 0 too.

* src/pcreshell.cc (Pattern::get_substring_bounds): Sanity-check
for index >= 0 too.

ChangeLog

+2004-05-30  Daniel Elstner  <daniel.elstner@gmx.net>
+
+	* src/pcreshell.cc (Pattern::get_substring_bounds): Sanity-check
+	for index >= 0 too.
+
 2004-05-30  Daniel Elstner  <daniel.elstner@gmx.net>
 
 	* src/mainwindow.cc (MainWindow::on_conf_value_changed): Remove

src/pcreshell.cc

@@ -154,7 +154,7 @@ int Pattern::match(const Glib::ustring& subject, int offset, MatchOptions option
 
 std::pair<int,int> Pattern::get_substring_bounds(int index) const
 {
-  g_return_val_if_fail(3 * index < ovecsize_, std::make_pair(-1, -1));
+  g_return_val_if_fail(index >= 0 && 3 * index < ovecsize_, std::make_pair(-1, -1));
 
   return std::make_pair(ovector_[2 * index], ovector_[2 * index + 1]);
 }