[PATCH 6/7] remove cast from prev_nonnote_insn_bb

[tbsaunde+gcc]

From: Trevor Saunders <tbsaunde+...@tbsaunde.org>

gcc/ChangeLog:

2016-10-17  Trevor Saunders  <tbsaunde+...@tbsaunde.org>

        * emit-rtl.c (prev_nonnote_insn_bb): Change argument type to
        rtx_insn *.
        * rtl.h (prev_nonnote_insn_bb): Adjust prototype.
---
 gcc/emit-rtl.c | 3 +--
 gcc/rtl.h      | 2 +-
 2 files changed, 2 insertions(+), 3 deletions(-)

diff --git a/gcc/emit-rtl.c b/gcc/emit-rtl.c
index a8516eb..e27587b 100644
--- a/gcc/emit-rtl.c
+++ b/gcc/emit-rtl.c
@@ -3354,9 +3354,8 @@ prev_nonnote_insn (rtx_insn *insn)
    not look inside SEQUENCEs.  */
 
 rtx_insn *
-prev_nonnote_insn_bb (rtx uncast_insn)
+prev_nonnote_insn_bb (rtx_insn *insn)
 {
-  rtx_insn *insn = safe_as_a <rtx_insn *> (uncast_insn);
 
   while (insn)
     {
diff --git a/gcc/rtl.h b/gcc/rtl.h
index 9abb054..3901749 100644
--- a/gcc/rtl.h
+++ b/gcc/rtl.h
@@ -2856,7 +2856,7 @@ extern rtx_call_insn *last_call_insn (void);
 extern rtx_insn *previous_insn (rtx_insn *);
 extern rtx_insn *next_insn (rtx_insn *);
 extern rtx_insn *prev_nonnote_insn (rtx_insn *);
-extern rtx_insn *prev_nonnote_insn_bb (rtx);
+extern rtx_insn *prev_nonnote_insn_bb (rtx_insn *);
 extern rtx_insn *next_nonnote_insn (rtx_insn *);
 extern rtx_insn *next_nonnote_insn_bb (rtx_insn *);
 extern rtx_insn *prev_nondebug_insn (rtx_insn *);
-- 
2.9.3