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7e4107bfb1
luau/tools/faillist.txt
aaron 16fbfe912c
Sync to upstream/release/596 (#1050) 
- Cleaned up `FFlag::FixFindBindingAtFunctionName`,
`FFlag::LuauNormalizeBlockedTypes`, `FFlag::LuauPCallDebuggerFix`
- Added support for break and continue into control flow analysis
- The old type unification engine will now report a more fine-grained
error at times, indicating that type normalization in particular failed

# New Type Solver

- Refactor of Unifier2, the new unification implementation for Luau
- Completed MVP of new unification implementation
- Dramatically simplified overload selection logic
- Type family reduction can now apply sooner to free types that have
been solved
- Subtyping now supports table indexers
- Generalization now replaces bad generics with unknown

# Native Code Generation

- Reduce stack spills caused by FINDUPVAL and STORE_TAG
- Improve Generate SHL/SHR/SAR/rotates with immediate operands in X64
- Removed redundant case re-check in table lookup fallback

---------

Co-authored-by: Arseny Kapoulkine <arseny.kapoulkine@gmail.com>
Co-authored-by: Vyacheslav Egorov <vegorov@roblox.com>
Co-authored-by: Andy Friesen <afriesen@roblox.com>
Co-authored-by: Lily Brown <lbrown@roblox.com>
2023-09-22 12:12:15 -07:00

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AnnotationTests.infer_type_of_value_a_via_typeof_with_assignment
AstQuery.last_argument_function_call_type
AstQuery::getDocumentationSymbolAtPosition.table_overloaded_function_prop
AutocompleteTest.anonymous_autofilled_generic_on_argument_type_pack_vararg
AutocompleteTest.anonymous_autofilled_generic_type_pack_vararg
AutocompleteTest.autocomplete_interpolated_string_as_singleton
AutocompleteTest.autocomplete_oop_implicit_self
AutocompleteTest.autocomplete_string_singleton_escape
AutocompleteTest.autocomplete_string_singletons
AutocompleteTest.cyclic_table
AutocompleteTest.do_wrong_compatible_nonself_calls
AutocompleteTest.suggest_external_module_type
AutocompleteTest.type_correct_expected_argument_type_pack_suggestion
AutocompleteTest.type_correct_expected_argument_type_suggestion
AutocompleteTest.type_correct_expected_argument_type_suggestion_optional
AutocompleteTest.type_correct_expected_argument_type_suggestion_self
AutocompleteTest.type_correct_function_no_parenthesis
AutocompleteTest.type_correct_function_return_types
AutocompleteTest.type_correct_keywords
AutocompleteTest.type_correct_suggestion_in_argument
AutocompleteTest.unsealed_table_2
BuiltinTests.aliased_string_format
BuiltinTests.assert_removes_falsy_types
BuiltinTests.assert_removes_falsy_types_even_from_type_pack_tail_but_only_for_the_first_type
BuiltinTests.assert_returns_false_and_string_iff_it_knows_the_first_argument_cannot_be_truthy
BuiltinTests.bad_select_should_not_crash
BuiltinTests.coroutine_resume_anything_goes
BuiltinTests.debug_info_is_crazy
BuiltinTests.global_singleton_types_are_sealed
BuiltinTests.gmatch_capture_types
BuiltinTests.gmatch_capture_types2
BuiltinTests.gmatch_capture_types_balanced_escaped_parens
BuiltinTests.gmatch_capture_types_default_capture
BuiltinTests.gmatch_capture_types_parens_in_sets_are_ignored
BuiltinTests.gmatch_capture_types_set_containing_lbracket
BuiltinTests.gmatch_definition
BuiltinTests.ipairs_iterator_should_infer_types_and_type_check
BuiltinTests.next_iterator_should_infer_types_and_type_check
BuiltinTests.pairs_iterator_should_infer_types_and_type_check
BuiltinTests.see_thru_select
BuiltinTests.see_thru_select_count
BuiltinTests.select_slightly_out_of_range
BuiltinTests.select_way_out_of_range
BuiltinTests.select_with_decimal_argument_is_rounded_down
BuiltinTests.set_metatable_needs_arguments
BuiltinTests.setmetatable_should_not_mutate_persisted_types
BuiltinTests.sort_with_bad_predicate
BuiltinTests.sort_with_predicate
BuiltinTests.string_format_arg_count_mismatch
BuiltinTests.string_format_as_method
BuiltinTests.string_format_correctly_ordered_types
BuiltinTests.string_format_report_all_type_errors_at_correct_positions
BuiltinTests.string_format_use_correct_argument2
BuiltinTests.table_dot_remove_optionally_returns_generic
BuiltinTests.table_freeze_is_generic
BuiltinTests.table_insert_correctly_infers_type_of_array_2_args_overload
BuiltinTests.table_insert_correctly_infers_type_of_array_3_args_overload
BuiltinTests.trivial_select
BuiltinTests.xpcall
DefinitionTests.class_definition_indexer
DefinitionTests.class_definition_overload_metamethods
DefinitionTests.class_definition_string_props
DefinitionTests.definition_file_classes
Differ.equal_generictp_cyclic
Differ.equal_table_cyclic_diamonds_unraveled
Differ.equal_table_two_shifted_circles_are_not_different
Differ.generictp_normal
Differ.generictp_normal_2
Differ.left_cyclic_table_right_table_missing_property
Differ.left_cyclic_table_right_table_property_wrong
Differ.right_cyclic_table_left_table_property_wrong
Differ.table_left_circle_right_measuring_tape
GenericsTests.better_mismatch_error_messages
GenericsTests.check_generic_typepack_function
GenericsTests.check_mutual_generic_functions
GenericsTests.correctly_instantiate_polymorphic_member_functions
GenericsTests.do_not_infer_generic_functions
GenericsTests.dont_substitute_bound_types
GenericsTests.generic_argument_count_too_few
GenericsTests.generic_argument_count_too_many
GenericsTests.generic_functions_dont_cache_type_parameters
GenericsTests.generic_functions_should_be_memory_safe
GenericsTests.generic_type_pack_parentheses
GenericsTests.generic_type_pack_unification2
GenericsTests.higher_rank_polymorphism_should_not_accept_instantiated_arguments
GenericsTests.hof_subtype_instantiation_regression
GenericsTests.infer_generic_function_function_argument
GenericsTests.infer_generic_function_function_argument_2
GenericsTests.infer_generic_function_function_argument_3
GenericsTests.infer_generic_function_function_argument_overloaded
GenericsTests.infer_generic_lib_function_function_argument
GenericsTests.infer_generic_property
GenericsTests.instantiate_cyclic_generic_function
GenericsTests.instantiate_generic_function_in_assignments
GenericsTests.instantiate_generic_function_in_assignments2
GenericsTests.instantiated_function_argument_names
GenericsTests.mutable_state_polymorphism
GenericsTests.no_stack_overflow_from_quantifying
GenericsTests.properties_can_be_polytypes
GenericsTests.quantify_functions_even_if_they_have_an_explicit_generic
GenericsTests.self_recursive_instantiated_param
IntersectionTypes.intersection_of_tables_with_top_properties
IntersectionTypes.less_greedy_unification_with_intersection_types
IntersectionTypes.select_correct_union_fn
IntersectionTypes.should_still_pick_an_overload_whose_arguments_are_unions
IntersectionTypes.table_intersection_write_sealed_indirect
IntersectionTypes.table_write_sealed_indirect
Normalize.higher_order_function_with_annotation
Normalize.negations_of_tables
Normalize.specific_functions_cannot_be_negated
ProvisionalTests.assign_table_with_refined_property_with_a_similar_type_is_illegal
ProvisionalTests.bail_early_if_unification_is_too_complicated
ProvisionalTests.choose_the_right_overload_for_pcall
ProvisionalTests.do_not_ice_when_trying_to_pick_first_of_generic_type_pack
ProvisionalTests.error_on_eq_metamethod_returning_a_type_other_than_boolean
ProvisionalTests.free_is_not_bound_to_any
ProvisionalTests.free_options_can_be_unified_together
ProvisionalTests.free_options_cannot_be_unified_together
ProvisionalTests.function_returns_many_things_but_first_of_it_is_forgotten
ProvisionalTests.generic_type_leak_to_module_interface
ProvisionalTests.greedy_inference_with_shared_self_triggers_function_with_no_returns
ProvisionalTests.pcall_returns_at_least_two_value_but_function_returns_nothing
ProvisionalTests.setmetatable_constrains_free_type_into_free_table
ProvisionalTests.specialization_binds_with_prototypes_too_early
ProvisionalTests.table_insert_with_a_singleton_argument
ProvisionalTests.table_unification_infinite_recursion
ProvisionalTests.typeguard_inference_incomplete
ProvisionalTests.xpcall_returns_what_f_returns
RefinementTest.call_an_incompatible_function_after_using_typeguard
RefinementTest.dataflow_analysis_can_tell_refinements_when_its_appropriate_to_refine_into_nil_or_never
RefinementTest.discriminate_from_truthiness_of_x
RefinementTest.fail_to_refine_a_property_of_subscript_expression
RefinementTest.falsiness_of_TruthyPredicate_narrows_into_nil
RefinementTest.isa_type_refinement_must_be_known_ahead_of_time
RefinementTest.narrow_property_of_a_bounded_variable
RefinementTest.nonoptional_type_can_narrow_to_nil_if_sense_is_true
RefinementTest.not_t_or_some_prop_of_t
RefinementTest.refine_a_param_that_got_resolved_during_constraint_solving_stage_2
RefinementTest.refine_a_property_of_some_global
RefinementTest.truthy_constraint_on_properties
RefinementTest.type_narrow_to_vector
RefinementTest.typeguard_cast_free_table_to_vector
RefinementTest.typeguard_in_assert_position
RefinementTest.x_as_any_if_x_is_instance_elseif_x_is_table
TableTests.a_free_shape_can_turn_into_a_scalar_if_it_is_compatible
TableTests.a_free_shape_cannot_turn_into_a_scalar_if_it_is_not_compatible
TableTests.call_method
TableTests.cannot_change_type_of_unsealed_table_prop
TableTests.casting_tables_with_props_into_table_with_indexer3
TableTests.casting_tables_with_props_into_table_with_indexer4
TableTests.casting_unsealed_tables_with_props_into_table_with_indexer
TableTests.checked_prop_too_early
TableTests.cli_84607_missing_prop_in_array_or_dict
TableTests.cyclic_shifted_tables
TableTests.disallow_indexing_into_an_unsealed_table_with_no_indexer_in_strict_mode
TableTests.dont_crash_when_setmetatable_does_not_produce_a_metatabletypevar
TableTests.dont_extend_unsealed_tables_in_rvalue_position
TableTests.dont_hang_when_trying_to_look_up_in_cyclic_metatable_index
TableTests.dont_leak_free_table_props
TableTests.dont_quantify_table_that_belongs_to_outer_scope
TableTests.dont_suggest_exact_match_keys
TableTests.error_detailed_metatable_prop
TableTests.explicitly_typed_table
TableTests.explicitly_typed_table_with_indexer
TableTests.generalize_table_argument
TableTests.generic_table_instantiation_potential_regression
TableTests.give_up_after_one_metatable_index_look_up
TableTests.indexers_get_quantified_too
TableTests.inequality_operators_imply_exactly_matching_types
TableTests.infer_array_2
TableTests.inferred_return_type_of_free_table
TableTests.instantiate_table_cloning_3
TableTests.leaking_bad_metatable_errors
TableTests.less_exponential_blowup_please
TableTests.missing_metatable_for_sealed_tables_do_not_get_inferred
TableTests.mixed_tables_with_implicit_numbered_keys
TableTests.ok_to_provide_a_subtype_during_construction
TableTests.okay_to_add_property_to_unsealed_tables_by_assignment
TableTests.okay_to_add_property_to_unsealed_tables_by_function_call
TableTests.oop_indexer_works
TableTests.oop_polymorphic
TableTests.pass_a_union_of_tables_to_a_function_that_requires_a_table
TableTests.pass_a_union_of_tables_to_a_function_that_requires_a_table_2
TableTests.quantify_even_that_table_was_never_exported_at_all
TableTests.quantify_metatables_of_metatables_of_table
TableTests.reasonable_error_when_adding_a_nonexistent_property_to_an_array_like_table
TableTests.recursive_metatable_type_call
TableTests.right_table_missing_key2
TableTests.scalar_is_a_subtype_of_a_compatible_polymorphic_shape_type
TableTests.scalar_is_not_a_subtype_of_a_compatible_polymorphic_shape_type
TableTests.sealed_table_indexers_must_unify
TableTests.shared_selfs
TableTests.shared_selfs_from_free_param
TableTests.shared_selfs_through_metatables
TableTests.table_call_metamethod_basic
TableTests.table_param_width_subtyping_1
TableTests.table_param_width_subtyping_2
TableTests.table_param_width_subtyping_3
TableTests.table_simple_call
TableTests.table_subtyping_with_extra_props_dont_report_multiple_errors
TableTests.table_subtyping_with_missing_props_dont_report_multiple_errors
TableTests.table_subtyping_with_missing_props_dont_report_multiple_errors2
TableTests.table_unifies_into_map
TableTests.type_mismatch_on_massive_table_is_cut_short
TableTests.unifying_tables_shouldnt_uaf1
TableTests.used_colon_instead_of_dot
TableTests.used_dot_instead_of_colon
TableTests.wrong_assign_does_hit_indexer
ToDot.function
ToString.exhaustive_toString_of_cyclic_table
ToString.free_types
ToString.named_metatable_toStringNamedFunction
ToString.pick_distinct_names_for_mixed_explicit_and_implicit_generics
ToString.toStringDetailed2
ToString.toStringErrorPack
ToString.toStringGenericPack
ToString.toStringNamedFunction_generic_pack
ToString.toStringNamedFunction_map
TryUnifyTests.members_of_failed_typepack_unification_are_unified_with_errorType
TryUnifyTests.result_of_failed_typepack_unification_is_constrained
TryUnifyTests.typepack_unification_should_trim_free_tails
TryUnifyTests.variadics_should_use_reversed_properly
TypeAliases.dont_lose_track_of_PendingExpansionTypes_after_substitution
TypeAliases.generic_param_remap
TypeAliases.mismatched_generic_type_param
TypeAliases.mutually_recursive_types_restriction_not_ok_1
TypeAliases.mutually_recursive_types_restriction_not_ok_2
TypeAliases.mutually_recursive_types_swapsies_not_ok
TypeAliases.recursive_types_restriction_not_ok
TypeAliases.report_shadowed_aliases
TypeAliases.type_alias_local_mutation
TypeAliases.type_alias_local_rename
TypeAliases.type_alias_locations
TypeAliases.type_alias_of_an_imported_recursive_generic_type
TypeFamilyTests.add_family_at_work
TypeFamilyTests.family_as_fn_arg
TypeFamilyTests.family_as_fn_ret
TypeFamilyTests.function_internal_families
TypeFamilyTests.internal_families_raise_errors
TypeFamilyTests.table_internal_families
TypeFamilyTests.unsolvable_family
TypeInfer.be_sure_to_use_active_txnlog_when_evaluating_a_variadic_overload
TypeInfer.bidirectional_checking_of_higher_order_function
TypeInfer.check_expr_recursion_limit
TypeInfer.check_type_infer_recursion_count
TypeInfer.cli_39932_use_unifier_in_ensure_methods
TypeInfer.cli_50041_committing_txnlog_in_apollo_client_error
TypeInfer.dont_report_type_errors_within_an_AstExprError
TypeInfer.dont_report_type_errors_within_an_AstStatError
TypeInfer.fuzz_free_table_type_change_during_index_check
TypeInfer.infer_assignment_value_types_mutable_lval
TypeInfer.infer_locals_via_assignment_from_its_call_site
TypeInfer.interesting_local_type_inference_case
TypeInfer.no_stack_overflow_from_isoptional
TypeInfer.promote_tail_type_packs
TypeInfer.recursive_function_that_invokes_itself_with_a_refinement_of_its_parameter
TypeInfer.recursive_function_that_invokes_itself_with_a_refinement_of_its_parameter_2
TypeInfer.tc_after_error_recovery_no_replacement_name_in_error
TypeInfer.type_infer_cache_limit_normalizer
TypeInfer.type_infer_recursion_limit_no_ice
TypeInfer.type_infer_recursion_limit_normalizer
TypeInferAnyError.can_subscript_any
TypeInferAnyError.for_in_loop_iterator_is_any
TypeInferAnyError.for_in_loop_iterator_is_any2
TypeInferAnyError.for_in_loop_iterator_is_error
TypeInferAnyError.for_in_loop_iterator_is_error2
TypeInferAnyError.for_in_loop_iterator_returns_any
TypeInferAnyError.for_in_loop_iterator_returns_any2
TypeInferAnyError.intersection_of_any_can_have_props
TypeInferAnyError.replace_every_free_type_when_unifying_a_complex_function_with_any
TypeInferAnyError.union_of_types_regression_test
TypeInferClasses.callable_classes
TypeInferClasses.class_type_mismatch_with_name_conflict
TypeInferClasses.detailed_class_unification_error
TypeInferClasses.index_instance_property
TypeInferClasses.table_class_unification_reports_sane_errors_for_missing_properties
TypeInferClasses.table_indexers_are_invariant
TypeInferFunctions.apply_of_lambda_with_inferred_and_explicit_types
TypeInferFunctions.cannot_hoist_interior_defns_into_signature
TypeInferFunctions.dont_assert_when_the_tarjan_limit_is_exceeded_during_generalization
TypeInferFunctions.dont_give_other_overloads_message_if_only_one_argument_matching_overload_exists
TypeInferFunctions.dont_infer_parameter_types_for_functions_from_their_call_site
TypeInferFunctions.function_cast_error_uses_correct_language
TypeInferFunctions.function_decl_non_self_sealed_overwrite_2
TypeInferFunctions.function_decl_non_self_unsealed_overwrite
TypeInferFunctions.function_does_not_return_enough_values
TypeInferFunctions.function_exprs_are_generalized_at_signature_scope_not_enclosing
TypeInferFunctions.function_statement_sealed_table_assignment_through_indexer
TypeInferFunctions.generic_packs_are_not_variadic
TypeInferFunctions.higher_order_function_2
TypeInferFunctions.higher_order_function_3
TypeInferFunctions.higher_order_function_4
TypeInferFunctions.improved_function_arg_mismatch_errors
TypeInferFunctions.infer_anonymous_function_arguments
TypeInferFunctions.infer_generic_function_function_argument
TypeInferFunctions.infer_generic_function_function_argument_overloaded
TypeInferFunctions.infer_generic_lib_function_function_argument
TypeInferFunctions.infer_higher_order_function
TypeInferFunctions.infer_return_type_from_selected_overload
TypeInferFunctions.infer_that_function_does_not_return_a_table
TypeInferFunctions.it_is_ok_to_oversaturate_a_higher_order_function_argument
TypeInferFunctions.luau_subtyping_is_np_hard
TypeInferFunctions.no_lossy_function_type
TypeInferFunctions.param_1_and_2_both_takes_the_same_generic_but_their_arguments_are_incompatible
TypeInferFunctions.param_1_and_2_both_takes_the_same_generic_but_their_arguments_are_incompatible_2
TypeInferFunctions.record_matching_overload
TypeInferFunctions.report_exiting_without_return_strict
TypeInferFunctions.return_type_by_overload
TypeInferFunctions.too_few_arguments_variadic
TypeInferFunctions.too_few_arguments_variadic_generic
TypeInferFunctions.too_few_arguments_variadic_generic2
TypeInferFunctions.too_many_arguments_error_location
TypeInferFunctions.too_many_return_values_in_parentheses
TypeInferFunctions.too_many_return_values_no_function
TypeInferLoops.cli_68448_iterators_need_not_accept_nil
TypeInferLoops.dcr_iteration_on_never_gives_never
TypeInferLoops.dcr_xpath_candidates
TypeInferLoops.for_in_loop
TypeInferLoops.for_in_loop_error_on_factory_not_returning_the_right_amount_of_values
TypeInferLoops.for_in_loop_error_on_iterator_requiring_args_but_none_given
TypeInferLoops.for_in_loop_on_error
TypeInferLoops.for_in_loop_on_non_function
TypeInferLoops.for_in_loop_with_custom_iterator
TypeInferLoops.for_in_loop_with_incompatible_args_to_iterator
TypeInferLoops.for_in_loop_with_next
TypeInferLoops.for_in_with_just_one_iterator_is_ok
TypeInferLoops.ipairs_produces_integral_indices
TypeInferLoops.iteration_regression_issue_69967_alt
TypeInferLoops.loop_iter_basic
TypeInferLoops.loop_iter_metamethod_nil
TypeInferLoops.loop_iter_metamethod_ok
TypeInferLoops.loop_iter_metamethod_ok_with_inference
TypeInferLoops.loop_iter_trailing_nil
TypeInferLoops.loop_typecheck_crash_on_empty_optional
TypeInferLoops.properly_infer_iteratee_is_a_free_table
TypeInferLoops.unreachable_code_after_infinite_loop
TypeInferLoops.varlist_declared_by_for_in_loop_should_be_free
TypeInferModules.bound_free_table_export_is_ok
TypeInferModules.do_not_modify_imported_types_5
TypeInferModules.module_type_conflict
TypeInferModules.module_type_conflict_instantiated
TypeInferModules.require_failed_module
TypeInferOOP.cycle_between_object_constructor_and_alias
TypeInferOOP.dont_suggest_using_colon_rather_than_dot_if_it_wont_help_2
TypeInferOOP.dont_suggest_using_colon_rather_than_dot_if_not_defined_with_colon
TypeInferOOP.inferring_hundreds_of_self_calls_should_not_suffocate_memory
TypeInferOOP.methods_are_topologically_sorted
TypeInferOOP.object_constructor_can_refer_to_method_of_self
TypeInferOOP.promise_type_error_too_complex
TypeInferOOP.react_style_oo
TypeInferOOP.table_oop
TypeInferOperators.add_type_family_works
TypeInferOperators.and_binexps_dont_unify
TypeInferOperators.cli_38355_recursive_union
TypeInferOperators.compound_assign_result_must_be_compatible_with_var
TypeInferOperators.concat_op_on_free_lhs_and_string_rhs
TypeInferOperators.concat_op_on_string_lhs_and_free_rhs
TypeInferOperators.disallow_string_and_types_without_metatables_from_arithmetic_binary_ops
TypeInferOperators.luau_polyfill_is_array
TypeInferOperators.operator_eq_completely_incompatible
TypeInferOperators.strict_binary_op_where_lhs_unknown
TypeInferOperators.typecheck_overloaded_multiply_that_is_an_intersection
TypeInferOperators.typecheck_overloaded_multiply_that_is_an_intersection_on_rhs
TypeInferOperators.typecheck_unary_len_error
TypeInferOperators.typecheck_unary_minus
TypeInferOperators.typecheck_unary_minus_error
TypeInferOperators.unrelated_classes_cannot_be_compared
TypeInferOperators.unrelated_primitives_cannot_be_compared
TypeInferPrimitives.CheckMethodsOfNumber
TypeInferPrimitives.string_index
TypeInferUnknownNever.length_of_never
TypeInferUnknownNever.math_operators_and_never
TypePackTests.higher_order_function
TypePackTests.pack_tail_unification_check
TypePackTests.type_alias_backwards_compatible
TypePackTests.type_alias_default_type_errors
TypePackTests.type_packs_with_tails_in_vararg_adjustment
TypeSingletons.function_args_infer_singletons
TypeSingletons.function_call_with_singletons
TypeSingletons.function_call_with_singletons_mismatch
TypeSingletons.return_type_of_f_is_not_widened
TypeSingletons.table_properties_type_error_escapes
TypeSingletons.widen_the_supertype_if_it_is_free_and_subtype_has_singleton
TypeSingletons.widening_happens_almost_everywhere
UnionTypes.index_on_a_union_type_with_missing_property
UnionTypes.less_greedy_unification_with_union_types
UnionTypes.table_union_write_indirect
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