https://github.com/chimera-linux/cports/blob/2cf50ccb2185c772de927fb3daf5e1dc1787ce0a/main/olm/patches/build.patch#L1C1-L11C25

--- a/include/olm/list.hh
+++ b/include/olm/list.hh
@@ -99,7 +99,7 @@ public:
             return *this;
         }
         T * this_pos = _data;
-        T * const other_pos = other._data;
+        T const * other_pos = other._data;
         while (other_pos != other._end) {
             *this_pos = *other;
             ++this_pos;