RE: [Boost-users] BGL: INTERNAL COMPILER ERROR in VC7.1

From: Peter Hug (petehug_at_[hidden])
Date: 2004-04-20 23:36:45

Does it compile if you move makeVChappy() into graph.h and declare it
inline? At least this would mean graph.h clients need not worry.

> -----Original Message-----
> From: boost-users-bounces_at_[hidden] 
> [mailto:boost-users-bounces_at_[hidden]] On Behalf Of 
> Nicholas Burlett
> Sent: Wednesday, 21 April 2004 11:29 a.m.
> To: boost-users_at_[hidden]
> Subject: [Boost-users] BGL: INTERNAL COMPILER ERROR in VC7.1
> 
> 
> I'm rather unsure about what is causing this, but I get an internal  
> compiler error in Visual C++ 7.1 when using BGL in some specific  
> circumstances.
> 
> I have a graph defined in class Graph defined as such:
> 
>   typedef property<edge_feedback_t, bool> EdgeFeedback;
>      typedef property<edge_sourcejack_t, IAudioOutputJack*,  
> EdgeFeedback> EdgeSourceJack;
>      typedef property<edge_destinationjack_t, IAudioInputJack*,  
> EdgeSourceJack> EdgeDestinationJack;
>      typedef EdgeDestinationJack EdgeProperty;
>      typedef boost::property<boost::vertex_index_t, int> 
> VertexIndexProp;
>      typedef property<vertex_name_t, nsCOMPtr<IAudioModule>,  
> VertexIndexProp> VertexProperty;
>      typedef adjacency_list<listS, listS, bidirectionalS,  
> VertexProperty, EdgeProperty> graphdata;
>      typedef graph_traits < graphdata >::vertex_descriptor vertdsc;
> 
> 
> This definition works fine in the graph.cpp file that implements the  
> class Graph.
> 
> However, when I use graph.h in another cpp file, I get 
> bizarre compiler  
> errors:
> c:\Boost\include\boost 
> -1_31\boost\mpl\aux_\preprocessed\plain\apply.hpp(50) : fatal error  
> C1001: INTERNAL COMPILER ERROR
> 
> After some trial and error, I narrowed the problem down to 
> needing to  
> have a != between two oedge_iterators _somewhere_ in the cpp file  
> including graph.h. Simply putting the following function into 
> my other  
> files will cause them to compile just fine:
> 
> void makeVChappy()
> {
>      typedef graph_traits< Graph::graphdata >::out_edge_iterator  
> oedge_iterator;
>      oedge_iterator oiter, oend;
>      oiter != oend;
> }
> 
> I'm a a complete loss as to how this could be happening, but since I  
> have a work-around for now, I'm not going to push the issue too much  
> further at the moment --- I just thought I'd bring this to your  
> attention, and see if anyone knows of a more elegant solution.
> 
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