library;
//
// Problems in library:
//
// pkg/front_end/testcases/general_nnbd_opt_out/spread_collection.dart:23:21: Error: Not enough type information to disambiguate between literal set and literal map.
// Try providing type arguments for the literal explicitly to disambiguate it.
//   final aSetOrMap = {...foo()};
//                     ^
//
import self as self;
import "dart:core" as core;
import "dart:collection" as col;

static method main() → dynamic {
  final core::List<core::int*>* aList = block {
    final core::List<core::int*>* #t1 = <core::int*>[];
    #t1.{core::List::add}(1);
    {
      core::Iterator<core::int*>* :sync-for-iterator = <core::int*>[2].{core::Iterable::iterator};
      for (; :sync-for-iterator.{core::Iterator::moveNext}(); ) {
        final core::int* #t2 = :sync-for-iterator.{core::Iterator::current};
        #t1.{core::List::add}(#t2);
      }
    }
    final core::Iterable<core::int*>* #t3 = <core::int*>[3];
    if(!#t3.{core::Object::==}(null)) {
      core::Iterator<core::int*>* :sync-for-iterator = #t3.{core::Iterable::iterator};
      for (; :sync-for-iterator.{core::Iterator::moveNext}(); ) {
        final core::int* #t4 = :sync-for-iterator.{core::Iterator::current};
        #t1.{core::List::add}(#t4);
      }
    }
  } =>#t1;
  final core::Map<core::int*, core::int*>* aMap = block {
    final core::Map<core::int*, core::int*>* #t5 = <core::int*, core::int*>{};
    #t5.{core::Map::[]=}(1, 1);
    {
      core::Iterator<core::MapEntry<core::int*, core::int*>>* :sync-for-iterator = <core::int*, core::int*>{2: 2}.{core::Map::entries}.{core::Iterable::iterator};
      for (; :sync-for-iterator.{core::Iterator::moveNext}(); ) {
        final core::MapEntry<core::int*, core::int*>* #t6 = :sync-for-iterator.{core::Iterator::current};
        #t5.{core::Map::[]=}(#t6.{core::MapEntry::key}, #t6.{core::MapEntry::value});
      }
    }
    final core::Map<core::int*, core::int*>* #t7 = <core::int*, core::int*>{3: 3};
    if(!#t7.{core::Object::==}(null)) {
      core::Iterator<core::MapEntry<core::int*, core::int*>>* :sync-for-iterator = #t7.{core::Map::entries}.{core::Iterable::iterator};
      for (; :sync-for-iterator.{core::Iterator::moveNext}(); ) {
        final core::MapEntry<core::int*, core::int*>* #t8 = :sync-for-iterator.{core::Iterator::current};
        #t5.{core::Map::[]=}(#t8.{core::MapEntry::key}, #t8.{core::MapEntry::value});
      }
    }
  } =>#t5;
  final core::Set<core::int*>* aSet = block {
    final core::Set<core::int*>* #t9 = col::LinkedHashSet::•<core::int*>();
    #t9.{core::Set::add}(1);
    {
      core::Iterator<core::int*>* :sync-for-iterator = <core::int*>[2].{core::Iterable::iterator};
      for (; :sync-for-iterator.{core::Iterator::moveNext}(); ) {
        final core::int* #t10 = :sync-for-iterator.{core::Iterator::current};
        #t9.{core::Set::add}(#t10);
      }
    }
    final core::Iterable<core::int*>* #t11 = <core::int*>[3];
    if(!#t11.{core::Object::==}(null)) {
      core::Iterator<core::int*>* :sync-for-iterator = #t11.{core::Iterable::iterator};
      for (; :sync-for-iterator.{core::Iterator::moveNext}(); ) {
        final core::int* #t12 = :sync-for-iterator.{core::Iterator::current};
        #t9.{core::Set::add}(#t12);
      }
    }
  } =>#t9;
  final dynamic aSetOrMap = invalid-expression "pkg/front_end/testcases/general_nnbd_opt_out/spread_collection.dart:23:21: Error: Not enough type information to disambiguate between literal set and literal map.
Try providing type arguments for the literal explicitly to disambiguate it.
  final aSetOrMap = {...foo()};
                    ^";
  core::print(aList);
  core::print(aSet);
  core::print(aMap);
}
static method foo() → dynamic
  return null;