The speed patch: redraw only rows that have changed

[lyx.git] / src / insets / render_base.h

diff --git a/src/insets/render_base.h b/src/insets/render_base.h
index 23a5e9af4394dff47cf791e4bc51cbd6ce1ec43d..ba9221fbf70830cd9023afeb45692d7d8b62a3b4 100644 (file)
--- a/src/insets/render_base.h
+++ b/src/insets/render_base.h
@@ -45,7 +45,7 @@ public:
 protected:
        RenderBase() {}
        RenderBase(RenderBase const &) {}
-       void operator=(RenderBase const &) {}
+       RenderBase & operator=(RenderBase const &) { return *this; }
 
        /// Cached
        mutable Dimension dim_;