applied patch #1348672 from enchanter

diff --git a/src/xml/repr-io.cpp b/src/xml/repr-io.cpp
index 88fae5319b9833ad53d9b104319a0dd9b1c0a6c6..02aca4dc6786730a5ccf28169d733acc54097d11 100644 (file)
--- a/src/xml/repr-io.cpp
+++ b/src/xml/repr-io.cpp
@@ -279,7 +279,7 @@ sp_repr_read_mem (const gchar * buffer, gint length, const gchar *default_ns)
 namespace Inkscape {
 
 struct compare_quark_ids {
-    bool operator()(Glib::QueryQuark const &a, Glib::QueryQuark const &b) {
+    bool operator()(Glib::QueryQuark const &a, Glib::QueryQuark const &b) const {
         return a.id() < b.id();
     }
 };