Re: [Boost-users] Default weight map doesn't work for weighted grid graph in A-star search

Subject: Re: [Boost-users] Default weight map doesn't work for weighted grid graph in A-star search
From: W.P. McNeill (billmcn_at_[hidden])
Date: 2010-07-14 19:34:10

On Wed, Jul 14, 2010 at 3:46 PM, Jeremiah Willcock <jewillco_at_[hidden]>wrote:

> Change r64024 looks like it introduced a regression.  I now get the
>> following build error in astar-maze that wasn't there before:
>>
>> g++ -g -I/src/boost-trunk -Wall -Werror -O3   -c -o astar_maze.o
>> astar_maze.cpp
>> /src/boost-trunk/boost/graph/astar_search.hpp: In function ‘void
>> boost::astar_search(const VertexListGraph&, typename
>> boost::graph_traits<G>::vertex_descriptor, AStarHeuristic, const
>> boost::bgl_named_params<P, T, R>&) [with VertexListGraph = filtered_grid,
>> AStarHeuristic =
>> euclidean_heuristic, P = astar_goal_visitor, T = boost::graph_visitor_t, R
>> =
>> boost::bgl_named_params<boost::associative_property_map<maze::solve()::dist_map>,
>> boost::vertex_distance_t,
>> boost::bgl_named_params<boost::associative_property_map<maze::solve()::pred_map>,
>> boost::vertex_predecessor_t, boost::bgl_named_params<vertex_index_pmap,
>> boost::vertex_index_t,
>> boost::bgl_named_params<maze::solve()::edge_weight_pmap,
>> boost::edge_weight_t, boost::no_property> > > >]’:
>> astar_maze.cpp:242:   instantiated from here
>> /src/boost-trunk/boost/graph/astar_search.hpp:329: error:
>> ‘override_const_property’ was not declared in this scope
>> make: *** [astar_maze.o] Error 1
>>
>> As a wild guess I tried building with detail::override_const_property but
>> got the same error.
>>
>
> That's odd.  It is in detail::; r64025 should have the fix for that.  Do
> you at least get a clearer error message with detail:: qualifying the call
> to override_const_property()?
>
> Version >= 64025 still does not build for me.  It appears that you
overlooked calls to override_const_property on lines 335 and 336 of
astar_search.hpp.  If I insert detail:: namespace qualifiers on these two
calls, my program builds and runs correctly.

> -- Jeremiah Willcock
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