extern struct gimple_opt_pass pass_mudflap_1;
extern struct gimple_opt_pass pass_mudflap_2;
-extern struct gimple_opt_pass pass_remove_useless_stmts;
extern struct gimple_opt_pass pass_lower_cf;
extern struct gimple_opt_pass pass_refactor_eh;
extern struct gimple_opt_pass pass_lower_eh;
extern struct rtl_opt_pass pass_df_initialize_opt;
extern struct rtl_opt_pass pass_df_initialize_no_opt;
extern struct rtl_opt_pass pass_reginfo_init;
-extern struct rtl_opt_pass pass_subregs_of_mode_init;
-extern struct rtl_opt_pass pass_subregs_of_mode_finish;
extern struct rtl_opt_pass pass_inc_dec;
extern struct rtl_opt_pass pass_stack_ptr_mod;
extern struct rtl_opt_pass pass_initialize_regs;