gimple-ssa-sprintf.c (pass_sprintf_length::compute_format_length): Add falls through comment.

	* gimple-ssa-sprintf.c (pass_sprintf_length::compute_format_length):
	Add falls through comment.

From-SVN: r240311

gcc/ChangeLog

+2016-09-21  Marek Polacek  <polacek@redhat.com>
+
+	* gimple-ssa-sprintf.c (pass_sprintf_length::compute_format_length):
+	Add falls through comment.
+
 2016-09-21  Richard Biener  <rguenther@suse.de>
 
 	* dwarf2out.c (remove_child_with_prev): Clear child->die_sib.

gcc/gimple-ssa-sprintf.c

@@ -2260,6 +2260,7 @@ pass_sprintf_length::compute_format_length (const call_info &info,
 	case '\0':
 	  --pf;
 	  res->bounded = false;
+	  /* FALLTHRU */
 	case '%':
 	  spec.fmtfunc = format_percent;
 	  break;