void InsetLabel::updateReferences(docstring const & old_label,
docstring const & new_label)
{
- Buffer::References & refs = buffer().references(old_label);
- Buffer::References::iterator it = refs.begin();
- Buffer::References::iterator end = refs.end();
+ Buffer::References const & refs = buffer().references(old_label);
+ Buffer::References::const_iterator it = refs.begin();
+ Buffer::References::const_iterator end = refs.end();
for (; it != end; ++it) {
buffer().undo().recordUndo(CursorData(it->second));
if (it->first->lyxCode() == MATH_REF_CODE) {