Why does tree-pretty-print try to print BINFO_TYPE of TREE__VEC

[Nathan Sidwell]

Daniel Berlin wrote:
> in dump_generic_node, we have
> 
>     case TREE_VEC:
>       dump_generic_node (buffer, BINFO_TYPE (node), spc, flags, false);
>       break;
> 
> This seems very wrong, and in fact, fails for all tree-vecs i've tried 
> to pretty print.
> 
> I assume this really should be walking the vector?
BINFOs used to be TREE_VECs until I made them distinct.  That needs
to be 'case TREE_BINFO:'.  sorry I missed it.  dunno if you can reach
a TREE_VEC in otherways.

nathan

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