Fix class literal scan (#4906)

This patch fixes #4892

JerryScript-DCO-1.0-Signed-off-by: Daniel Batiz daniel.batiz@h-lab.eu

Author: batizdaniel

jerry-core/parser/js/js-scanner-util.c

@@ -1839,17 +1839,12 @@ scanner_push_class_declaration (parser_context_t *context_p, /**< context */
 
   if (class_has_name)
   {
-    if (stack_mode == SCAN_STACK_CLASS_STATEMENT)
-    {
-      literal_p = scanner_add_literal (context_p, scanner_context_p);
-      scanner_context_p->active_literal_pool_p->no_declarations++;
-    }
+    literal_p = scanner_add_literal (context_p, scanner_context_p);
+    scanner_context_p->active_literal_pool_p->no_declarations++;
+
 #if JERRY_MODULE_SYSTEM
-    else if (is_export_default)
+    if (is_export_default)
     {
-      literal_p = scanner_add_literal (context_p, scanner_context_p);
-      scanner_context_p->active_literal_pool_p->no_declarations++;
-
       scanner_detect_invalid_let (context_p, literal_p);
 
       if (literal_p->type & SCANNER_LITERAL_IS_USED)

tests/jerry/es.next/regression-test-issue-4892.js

@@ -0,0 +1,16 @@
+// Copyright JS Foundation and other contributors, http://js.foundation
+//
+// Licensed under the Apache License, Version 2.0 (the "License");
+// you may not use this file except in compliance with the License.
+// You may obtain a copy of the License at
+//
+//     http://www.apache.org/licenses/LICENSE-2.0
+//
+// Unless required by applicable law or agreed to in writing, software
+// distributed under the License is distributed on an "AS IS" BASIS
+// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+// See the License for the specific language governing permissions and
+// limitations under the License.
+
+class MyArray extends class C{}
+{};

tests/test262-esnext-excludelist.xml

@@ -28,7 +28,6 @@
   <test id="built-ins/BigInt/asUintN/length.js"><reason></reason></test>
   <test id="built-ins/BigInt/asUintN/name.js"><reason></reason></test>
   <test id="built-ins/BigInt/asUintN/order-of-steps.js"><reason></reason></test>
-  <test id="built-ins/Function/prototype/toString/class-declaration-complex-heritage.js"><reason></reason></test>
   <test id="built-ins/Function/prototype/toString/class-declaration-explicit-ctor.js"><reason></reason></test>
   <test id="built-ins/Function/prototype/toString/class-expression-explicit-ctor.js"><reason></reason></test>
   <test id="built-ins/Function/prototype/toString/well-known-intrinsic-object-functions.js"><reason></reason></test>