Don't resynthesize invalid constant expressions at all.

pkg/analyzer/test/src/summary/resynthesize_kernel_test.dart

 // Copyright (c) 2017, the Dart project authors.  Please see the AUTHORS file
 // for details. All rights reserved. Use of this source code is governed by a
 // BSD-style license that can be found in the LICENSE file.
 
 library analyzer.test.src.summary.resynthesize_kernel_test;
 
 import 'dart:async';
 
 import 'package:analyzer/file_system/file_system.dart';
 import 'package:analyzer/file_system/memory_file_system.dart';
@@ skipping 141 matching lines @@
     // https://github.com/dart-lang/sdk/issues/30265
     await super.test_closure_generic();
   }
 
   @failingTest
   test_closure_in_variable_declaration_in_part() async {
     await super.test_closure_in_variable_declaration_in_part();
   }
 
   @failingTest
+  @fastaProblem
   test_const_invalid_field_const() async {
+    // Fasta generates additional `#errors` top-level variable.
     await super.test_const_invalid_field_const();
   }
 
   @failingTest
-  test_const_invalid_field_final() async {
-    await super.test_const_invalid_field_final();
-  }
-
-  @failingTest
   @fastaProblem
   test_const_invalid_intLiteral() async {
     // https://github.com/dart-lang/sdk/issues/30266
     await super.test_const_invalid_intLiteral();
   }
 
   @failingTest
+  @fastaProblem
   test_const_invalid_topLevel() async {
+    // Fasta generates additional `#errors` top-level variable.
     await super.test_const_invalid_topLevel();
   }
 
   @failingTest
   @fastaProblem
   test_const_invokeConstructor_named_unresolved() async {
     // https://github.com/dart-lang/sdk/issues/30267
     await super.test_const_invokeConstructor_named_unresolved();
   }
 
@@ skipping 363 matching lines @@
   test_exportImport_configurations_useFirst() async {
     await super.test_exportImport_configurations_useFirst();
   }
 
   @failingTest
   test_exports() async {
     await super.test_exports();
   }
 
   @failingTest
-  test_expr_invalid_typeParameter_asPrefix() async {
-    await super.test_expr_invalid_typeParameter_asPrefix();
-  }
-
-  @failingTest
   test_field_covariant() async {
     await super.test_field_covariant();
   }
 
   @failingTest
   test_field_documented() async {
     await super.test_field_documented();
   }
 
   @failingTest
@@ skipping 922 matching lines @@
   @override
   Future<List<int>> readAsBytes() async {
     return file.readAsBytesSync();
   }
 
   @override
   Future<String> readAsString() async {
     return file.readAsStringSync();
   }
 }