diff --git a/addons/point_of_sale/static/src/js/screens.js b/addons/point_of_sale/static/src/js/screens.js
index bb6e5a1f1cf..a50ccb14c0e 100644
--- a/addons/point_of_sale/static/src/js/screens.js
+++ b/addons/point_of_sale/static/src/js/screens.js
@@ -394,7 +394,8 @@ var NumpadWidget = PosBaseWidget.extend({
         this.$el.find('.mode-button').click(_.bind(this.clickChangeMode, this));
     },
     applyAccessRights: function() {
-        var has_price_control_rights = !this.pos.config.restrict_price_control || this.pos.get_cashier().role == 'manager';
+        var cashier = this.pos.get('cashier') || this.pos.get_cashier();
+        var has_price_control_rights = !this.pos.config.restrict_price_control || cashier.role == 'manager';
         this.$el.find('.mode-button[data-mode="price"]')
             .toggleClass('disabled-mode', !has_price_control_rights)
             .prop('disabled', !has_price_control_rights);
diff --git a/addons/web/static/src/js/widgets/domain_selector.js b/addons/web/static/src/js/widgets/domain_selector.js
index f7d5e02c5e5..c06340cd61c 100644
--- a/addons/web/static/src/js/widgets/domain_selector.js
+++ b/addons/web/static/src/js/widgets/domain_selector.js
@@ -491,7 +491,7 @@ var DomainSelector = DomainTree.extend({
         }
         var parsedDomain = this._parseDomain(domain);
         if (parsedDomain) {
-            return this._redraw(domain);
+            return this._redraw(parsedDomain);
         }
     },
 
diff --git a/addons/web/static/tests/fields/basic_fields_tests.js b/addons/web/static/tests/fields/basic_fields_tests.js
index e34579c5ec3..7ae833ece97 100644
--- a/addons/web/static/tests/fields/basic_fields_tests.js
+++ b/addons/web/static/tests/fields/basic_fields_tests.js
@@ -4594,6 +4594,43 @@ QUnit.module('basic_fields', {
         form.destroy();
     });
 
+    QUnit.test('domain field can be reset with a new domain (from onchange)', function (assert) {
+        assert.expect(2);
+
+        this.data.partner.records[0].foo = '[]';
+        this.data.partner.onchanges = {
+            display_name: function (obj) {
+                obj.foo = '[["id", "=", 1]]';
+            },
+        };
+
+        var form = createView({
+            View: FormView,
+            model: 'partner',
+            data: this.data,
+            arch:
+                '<form>' +
+                    '<field name="display_name"/>' +
+                    '<field name="foo" widget="domain" options="{\'model\': \'partner\'}"/>' +
+                '</form>',
+            res_id: 1,
+            viewOptions: {
+                mode: 'edit',
+            },
+        });
+
+        assert.equal(form.$('.o_domain_show_selection_button').text().trim(), '5 record(s)',
+            "the domain being empty, there should be 5 records");
+
+        // update display_name to trigger the onchange and reset foo
+        form.$('.o_field_widget[name=display_name]').val('new value').trigger('input');
+
+        assert.equal(form.$('.o_domain_show_selection_button').text().trim(), '1 record(s)',
+            "the domain has changed, there should be only 1 record");
+
+        form.destroy();
+    });
+
     QUnit.test('domain field: handle false domain as []', function (assert) {
         assert.expect(3);
 
diff --git a/odoo/addons/base/models/ir_ui_view.py b/odoo/addons/base/models/ir_ui_view.py
index fa9fd7f4e22..ea387ecc1d7 100644
--- a/odoo/addons/base/models/ir_ui_view.py
+++ b/odoo/addons/base/models/ir_ui_view.py
@@ -905,6 +905,12 @@ actual arch.
             'datetime',
             'relativedelta',
             'current_date',
+            'abs',
+            'len',
+            'bool',
+            'float',
+            'str',
+            'unicode',
         }
 
     def get_attrs_field_names(self, arch, model, editable):