tree-ssa-dom.c (dom_opt_dom_walker::optimize_stmt): Call update_stmt_if_modified.

	* tree-ssa-dom.c (dom_opt_dom_walker::optimize_stmt): Call
	update_stmt_if_modified.

From-SVN: r255910

gcc/ChangeLog

+2017-12-20  Richard Biener  <rguenther@suse.de>
+
+	* tree-ssa-dom.c (dom_opt_dom_walker::optimize_stmt): Call
+	update_stmt_if_modified.
+
 2017-12-20  Wilco Dijkstra  <wdijkstr@arm.com>
 
 	PR tree-optimization/83491

gcc/tree-ssa-dom.c

@@ -2012,6 +2012,7 @@ dom_opt_dom_walker::optimize_stmt (basic_block bb, gimple_stmt_iterator si)
 		 undefined behavior that get diagnosed if they're left in the
 		 IL because we've attached range information to new
 		 SSA_NAMES.  */
+	      update_stmt_if_modified (stmt);
 	      edge taken_edge = NULL;
 	      evrp_range_analyzer.vrp_visit_cond_stmt (as_a <gcond *> (stmt),
 						       &taken_edge);