2008-07-07  Fernando Pereira <fernando@cs.ucla.edu>

        * tree-ssa-structalias.c (compute_points_to_sets): Add call to
        dump_constraint_graph.
        (dump_constraint_edge): New function.
        (dump_constraint_graph): New function.
        (debug_constraint_graph): New function.
        (dump_constraint): Removed useless comparison.
        * tree-ssa-structalias.h (dump_constraint_edge): Declare.
        (dump_constraint_graph): Declare.
        (debug_constraint_graph): Declare.
        * tree-dump.c (struct dump_option_value_info): Declare
        TDF_GRAPH.

From-SVN: r137597