library /*isNonNullableByDefault*/;
//
// Problems in library:
//
// pkg/front_end/testcases/nnbd/no_support_for_old_null_aware_index_access_syntax.dart:7:6: Error: Expected an identifier, but got '['.
//   c?.[42];
//      ^
//
// pkg/front_end/testcases/nnbd/no_support_for_old_null_aware_index_access_syntax.dart:8:6: Error: Expected an identifier, but got '['.
//   c?.[42] = 42;
//      ^
//
// pkg/front_end/testcases/nnbd/no_support_for_old_null_aware_index_access_syntax.dart:8:11: Error: Can't assign to this.
//   c?.[42] = 42;
//           ^
//
// pkg/front_end/testcases/nnbd/no_support_for_old_null_aware_index_access_syntax.dart:9:6: Error: Expected an identifier, but got '['.
//   c?.[42]++;
//      ^
//
// pkg/front_end/testcases/nnbd/no_support_for_old_null_aware_index_access_syntax.dart:9:6: Error: Can't assign to this.
//   c?.[42]++;
//      ^
//
// pkg/front_end/testcases/nnbd/no_support_for_old_null_aware_index_access_syntax.dart:10:8: Error: Expected an identifier, but got '['.
//   ++c?.[42];
//        ^
//
// pkg/front_end/testcases/nnbd/no_support_for_old_null_aware_index_access_syntax.dart:10:8: Error: Can't assign to this.
//   ++c?.[42];
//        ^
//
// pkg/front_end/testcases/nnbd/no_support_for_old_null_aware_index_access_syntax.dart:11:6: Error: Expected an identifier, but got '['.
//   c?.[42]?.[0];
//      ^
//
// pkg/front_end/testcases/nnbd/no_support_for_old_null_aware_index_access_syntax.dart:11:12: Error: Expected an identifier, but got '['.
//   c?.[42]?.[0];
//            ^
//
// pkg/front_end/testcases/nnbd/no_support_for_old_null_aware_index_access_syntax.dart:12:6: Error: Expected an identifier, but got '['.
//   c?.[42]?.[0] ??= 42;
//      ^
//
// pkg/front_end/testcases/nnbd/no_support_for_old_null_aware_index_access_syntax.dart:12:12: Error: Expected an identifier, but got '['.
//   c?.[42]?.[0] ??= 42;
//            ^
//
// pkg/front_end/testcases/nnbd/no_support_for_old_null_aware_index_access_syntax.dart:12:16: Error: Can't assign to this.
//   c?.[42]?.[0] ??= 42;
//                ^^^
//
// pkg/front_end/testcases/nnbd/no_support_for_old_null_aware_index_access_syntax.dart:13:6: Error: Expected an identifier, but got '['.
//   c?.[42]?.[0]++;
//      ^
//
// pkg/front_end/testcases/nnbd/no_support_for_old_null_aware_index_access_syntax.dart:13:12: Error: Expected an identifier, but got '['.
//   c?.[42]?.[0]++;
//            ^
//
// pkg/front_end/testcases/nnbd/no_support_for_old_null_aware_index_access_syntax.dart:13:12: Error: Can't assign to this.
//   c?.[42]?.[0]++;
//            ^
//
// pkg/front_end/testcases/nnbd/no_support_for_old_null_aware_index_access_syntax.dart:14:8: Error: Expected an identifier, but got '['.
//   ++c?.[42]?.[0];
//        ^
//
// pkg/front_end/testcases/nnbd/no_support_for_old_null_aware_index_access_syntax.dart:14:14: Error: Expected an identifier, but got '['.
//   ++c?.[42]?.[0];
//              ^
//
// pkg/front_end/testcases/nnbd/no_support_for_old_null_aware_index_access_syntax.dart:14:14: Error: Can't assign to this.
//   ++c?.[42]?.[0];
//              ^
//
import self as self;

static method main() → dynamic {
  dynamic c;
  invalid-expression "pkg/front_end/testcases/nnbd/no_support_for_old_null_aware_index_access_syntax.dart:7:6: Error: Expected an identifier, but got '['.
  c?.[42];
     ^";
  invalid-expression "pkg/front_end/testcases/nnbd/no_support_for_old_null_aware_index_access_syntax.dart:8:11: Error: Can't assign to this.
  c?.[42] = 42;
          ^";
  let final<BottomType> #t1 = invalid-expression "pkg/front_end/testcases/nnbd/no_support_for_old_null_aware_index_access_syntax.dart:9:6: Error: Can't assign to this.
  c?.[42]++;
     ^" in invalid-expression "pkg/front_end/testcases/nnbd/no_support_for_old_null_aware_index_access_syntax.dart:9:6: Error: Expected an identifier, but got '['.
  c?.[42]++;
     ^";
  let final<BottomType> #t2 = invalid-expression "pkg/front_end/testcases/nnbd/no_support_for_old_null_aware_index_access_syntax.dart:10:8: Error: Can't assign to this.
  ++c?.[42];
       ^" in invalid-expression "pkg/front_end/testcases/nnbd/no_support_for_old_null_aware_index_access_syntax.dart:10:8: Error: Expected an identifier, but got '['.
  ++c?.[42];
       ^";
  invalid-expression "pkg/front_end/testcases/nnbd/no_support_for_old_null_aware_index_access_syntax.dart:11:12: Error: Expected an identifier, but got '['.
  c?.[42]?.[0];
           ^";
  invalid-expression "pkg/front_end/testcases/nnbd/no_support_for_old_null_aware_index_access_syntax.dart:12:16: Error: Can't assign to this.
  c?.[42]?.[0] ??= 42;
               ^^^";
  let final<BottomType> #t3 = invalid-expression "pkg/front_end/testcases/nnbd/no_support_for_old_null_aware_index_access_syntax.dart:13:12: Error: Can't assign to this.
  c?.[42]?.[0]++;
           ^" in invalid-expression "pkg/front_end/testcases/nnbd/no_support_for_old_null_aware_index_access_syntax.dart:13:12: Error: Expected an identifier, but got '['.
  c?.[42]?.[0]++;
           ^";
  let final<BottomType> #t4 = invalid-expression "pkg/front_end/testcases/nnbd/no_support_for_old_null_aware_index_access_syntax.dart:14:14: Error: Can't assign to this.
  ++c?.[42]?.[0];
             ^" in invalid-expression "pkg/front_end/testcases/nnbd/no_support_for_old_null_aware_index_access_syntax.dart:14:14: Error: Expected an identifier, but got '['.
  ++c?.[42]?.[0];
             ^";
}