flow.c (proagate_one_insn): Remove useless assignment.

	* flow.c (proagate_one_insn): Remove useless assignment.
	* jump.c (delete_insn): Tidy.
	* loop.c (try_copy_prop): When deleting an instruction with a
	REG_RETVAL note, delete the entire libcall sequence.
	(loop_delete_insns): New function.
	* unroll.c (initial_reg_note_copy): Copy INSN_LIST notes, even if
	we're not substituting into them yet.

From-SVN: r41486

1 files changed, 1 insertions, 4 deletions

diff --git a/gcc/flow.c b/gcc/flow.c
index 68b3aca..a4b334d 100644
--- a/gcc/flow.c
+++ b/gcc/flow.c
@@ -3734,10 +3734,7 @@ propagate_one_insn (pbi, insn)
       pbi->cc0_live = 0;
 
       if (libcall_is_dead)
-	{
-	  prev = propagate_block_delete_libcall (pbi->bb, insn, note);
-	  insn = NEXT_INSN (prev);
-	}
+	prev = propagate_block_delete_libcall (pbi->bb, insn, note);
       else
 	propagate_block_delete_insn (pbi->bb, insn);