flow.c (find_basic_blocks_1): Remove any spare bb_note after completion.

        * flow.c (find_basic_blocks_1): Remove any spare bb_note
        after completion.

From-SVN: r33826

gcc/ChangeLog

+2000-05-10  Richard Henderson  <rth@cygnus.com>
+
+	* flow.c (find_basic_blocks_1): Remove any spare bb_note
+	after completion.
+
 2000-05-10  Bruce Korb  <bkorb@gnu.org>
 
 	* fixinc/gnu-regex.c:  reg_syntax_t re_syntax_options must be static

gcc/flow.c

@@ -739,6 +739,8 @@ find_basic_blocks_1 (f)
 
   if (head != NULL_RTX)
     create_basic_block (i++, head, end, bb_note);
+  else if (bb_note)
+    flow_delete_insn (bb_note);
 
   if (i != n_basic_blocks)
     abort ();