rl78.c (rl78_calculate_death_notes): Add fallthru comment.

	* config/rl78/rl78.c (rl78_calculate_death_notes): Add fallthru
	comment.
	(rl78_asm_ctor_dtor): Increase buffer size.

From-SVN: r241565

gcc/ChangeLog

 2016-10-26  Jeff Law  <law@redhat.com>
 
+	* config/rl78/rl78.c (rl78_calculate_death_notes): Add fallthru
+	comment.
+	(rl78_asm_ctor_dtor): Increase buffer size.
+
 	* config/stormy16/stormy16.c (xstormy16_asm_output_destrutor): Increase
 	buffer size.
 	(xstormy16_asm_output_constructor): Likewise.

gcc/config/rl78/rl78.c

@@ -3863,6 +3863,7 @@ rtx_insn *insn;
 		 after this pass.  */
 	      break;
 	    }
+	  /* FALLTHRU */
 	case CALL_INSN:
 	  memset (dead, 0, sizeof (dead));
 	  break;
@@ -4657,7 +4658,7 @@ rl78_asm_ctor_dtor (rtx symbol, int priority, bool is_ctor)
     {
       /* This section of the function is based upon code copied
 	 from: gcc/varasm.c:get_cdtor_priority_section().  */
-      char buf[16];
+      char buf[18];
 
       sprintf (buf, "%s.%.5u", is_ctor ? ".ctors" : ".dtors",
 	       MAX_INIT_PRIORITY - priority);