fix minor issue in CSS optimization

This brings down the number of CssSimpleSelector::match() calls
from 816603 to 602787 on http://www.spiegel.de

1 files changed, 1 insertions, 1 deletions

diff --git a/src/css.cc b/src/css.cc
index aeea6cc8..9a681f6a 100644
--- a/src/css.cc
+++ b/src/css.cc
@@ -93,7 +93,7 @@ bool CssSelector::match (Doctree *docTree) {
             n = node;
 
             while (true) {
-               if (node == NULL || node->num < *notMatchingBefore) {
+               if (node == NULL || node->num <= *notMatchingBefore) {
                   *notMatchingBefore = n->num;
                   return false;
                }