* tree-mudflap.c (mf_decl_cache_locals, mf_build_check_statement_for):
        Do not add referenced vars.
        * tree-cfg.c (update_modified_stmts): Do not update when SSA operands
        are not active.
        * passes.c (init_optimization_passes): Put mudflap_2 after
        free_datastructures.

From-SVN: r120358