id summary reporter owner description type status milestone component version severity resolution keywords cc 7338 pending/indirect_cmp has wrong return type Alex Hagen-Zanker Jeremiah Willcock "The return_type for indirect_cmp now is PropertyMap::value_type it should be Compare::result_type (or simply bool). The return type for the operator(a,b) should then be return_type instead of bool. Also, the PropertyMap may be an LValuePropertyMap and then it might be avoided to copy the values before comparison. Patch attached " Bugs closed To Be Determined graph Boost 1.52.0 Problem fixed pending