/* Functions in flow.c */
extern void allocate_for_life_analysis (void);
-extern int regno_uninitialized (unsigned int);
extern int regno_clobbered_at_setjmp (int);
-extern void find_basic_blocks (rtx, int, FILE *);
-extern bool cleanup_cfg (int);
-extern bool delete_unreachable_blocks (void);
-extern void check_function_return_warnings (void);
/* Functions in varasm.c. */
extern int current_function_is_leaf;
-/* Nonzero if function being compiled doesn't contain any instructions
- that can throw an exception. This is set prior to final. */
-
-extern int current_function_nothrow;
-
/* Nonzero if function being compiled doesn't modify the stack pointer
(ignoring the prologue and epilogue). This is only valid after
life_analysis has run. */
extern bool default_binds_local_p (tree);
extern bool default_binds_local_p_1 (tree, int);
extern void default_globalize_label (FILE *, const char *);
-extern void default_emit_unwind_label (FILE *, tree, int);
+extern void default_emit_unwind_label (FILE *, tree, int, int);
extern void default_internal_label (FILE *, const char *, unsigned long);
extern void default_file_start (void);
extern void file_end_indicate_exec_stack (void);