tree-ssa-dse.c (initialize_ao_ref_for_dse): Fix formatting.

        * tree-ssa-dse.c (initialize_ao_ref_for_dse): Fix formatting.
        (dse_walker::dse_optimize_stmt): Likewise.  Add missing return to
        avoid unexpected switch statement fallthru.

From-SVN: r273556

gcc/ChangeLog

+2019-07-17  Jeff Law  <law@redhat.com>
+
+	* tree-ssa-dse.c (initialize_ao_ref_for_dse): Fix formatting.
+	(dse_walker::dse_optimize_stmt): Likewise.  Add missing return to
+	avoid unexpected switch statement fallthru.
+
 2019-07-17  Uroš Bizjak  <ubizjak@gmail.com>
 
 	* config/i386/i386.md (*add<dwi>3_doubleword):

gcc/tree-ssa-dse.c

@@ -1012,6 +1012,7 @@ dse_dom_walker::dse_optimize_stmt (gimple_stmt_iterator *gsi)
 	case BUILT_IN_CALLOC:
 	  /* We already know the arguments are integer constants.  */
 	  dse_optimize_redundant_stores (stmt);
+	  return;
 
 	default:
 	  return;