function.h (struct function): Rename to x_stack_check_probe_note.

	* function.h (struct function) <x_tail_recursion_reentry>:
	Rename to x_stack_check_probe_note.
	(tail_recursion_reentry): Rename to stack_check_probe_note.
	* function.c: Replace tail_recursion_reentry with
	stack_check_probe_note everywhere.
	(expand_function_start): Only emit a note for
	stack_check_probe_note with -fstack-protect.
	* stmt.c (expand_case): Don't emit NOTE_INSN_DELETED notes.

	* emit-rtl.c (remove_unnecessary_notes): Remove.
	(pass_remove_unnecessary_notes): Remove.
	* rtl.h (remove_unnecessary_notes): Remove prototype.
	* final.c (final_start_function): Don't call remove_unnecessary_notes.
	* tree-pass.h (pass_remove_unnecessary_notes): Remove.
	* passes.c (pass_remove_unnecessary_notes): Don't run it.

From-SVN: r112229

1 files changed, 0 insertions, 1 deletions

diff --git a/gcc/rtl.h b/gcc/rtl.h
index cad48cb..989bea8 100644
--- a/gcc/rtl.h
+++ b/gcc/rtl.h
@@ -2065,7 +2065,6 @@ extern void remove_insn (rtx);
 extern void emit_insn_after_with_line_notes (rtx, rtx, rtx);
 extern rtx emit (rtx);
 extern void renumber_insns (void);
-extern unsigned int remove_unnecessary_notes (void);
 extern rtx delete_insn (rtx);
 extern rtx entry_of_function (void);
 extern void delete_insn_chain (rtx, rtx);