Various checks for constant expressions.

tests/co19/co19-kernel.status

 # Copyright (c) 2016, 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.
 
 [ $compiler == dartk || $compiler == dartkp ]
 Language/Classes/Constructors/Constant_Constructors/initializer_not_a_constant_t03: MissingCompileTimeError
 Language/Classes/Constructors/Constant_Constructors/non_final_instance_variable_t02: MissingCompileTimeError
 Language/Classes/Constructors/Constant_Constructors/superinitializer_t01: MissingCompileTimeError
 Language/Classes/Constructors/Constant_Constructors/superinitializer_t02: MissingCompileTimeError
 Language/Classes/Constructors/Factories/const_modifier_t01: MissingCompileTimeError
@@ skipping 63 matching lines @@
 Language/Expressions/Constants/bitwise_operators_t02: Crash
 Language/Expressions/Constants/bitwise_operators_t03: Crash
 Language/Expressions/Constants/bitwise_operators_t04: Crash
 Language/Expressions/Constants/bitwise_operators_t06: Crash
 Language/Expressions/Constants/constant_list_t02: MissingCompileTimeError
 Language/Expressions/Constants/constant_map_t02: MissingCompileTimeError
 Language/Expressions/Constants/depending_on_itself_t03: Crash
 Language/Expressions/Constants/equals_expression_t03: MissingCompileTimeError
 Language/Expressions/Constants/exception_t04: MissingCompileTimeError
 Language/Expressions/Constants/literal_string_t02: MissingCompileTimeError
-Language/Expressions/Constants/literal_string_t05: MissingCompileTimeError
 Language/Expressions/Constants/logical_expression_t02: MissingCompileTimeError
 Language/Expressions/Constants/logical_expression_t03: MissingCompileTimeError
 Language/Expressions/Constants/logical_expression_t04: MissingCompileTimeError
 Language/Expressions/Constants/math_operators_t04: Crash
 Language/Expressions/Constants/math_operators_t05: Crash
 Language/Expressions/Constants/no_other_constant_expressions_t10: MissingCompileTimeError
 Language/Expressions/Constants/no_other_constant_expressions_t11: Crash
-Language/Expressions/Constants/string_length_t03: MissingCompileTimeError
 Language/Expressions/Constants/ternary_operator_t02: MissingCompileTimeError
 Language/Expressions/Function_Invocation/Binding_Actuals_to_Formals/same_name_arguments_t01: MissingCompileTimeError
 Language/Expressions/Function_Invocation/Unqualified_Invocation/instance_context_invocation_t03: MissingCompileTimeError
 Language/Expressions/Function_Invocation/Unqualified_Invocation/instance_context_invocation_t04: MissingCompileTimeError
 Language/Expressions/Instance_Creation/Const/arguments_t03: MissingCompileTimeError
 Language/Expressions/Instance_Creation/Const/constant_constructor_name_t02: MissingCompileTimeError
 Language/Expressions/Instance_Creation/Const/constant_constructor_same_name_as_class_t02: MissingCompileTimeError
 Language/Expressions/Instance_Creation/New/evaluation_t06: RuntimeError
 Language/Expressions/Instance_Creation/New/evaluation_t19: RuntimeError # Kernel Issue 28335 (deferred libraries)
 Language/Expressions/Instance_Creation/New/evaluation_t20: RuntimeError # Kernel Issue 28335 (deferred libraries)
@@ skipping 122 matching lines @@
 Language/Statements/Local_Function_Declaration/reference_before_declaration_t01: MissingCompileTimeError
 Language/Statements/Local_Function_Declaration/reference_before_declaration_t03: MissingCompileTimeError
 Language/Statements/Local_Variable_Declaration/syntax_t11: MissingCompileTimeError
 Language/Statements/Local_Variable_Declaration/syntax_t20: MissingCompileTimeError
 Language/Statements/Switch/equal_operator_t01: MissingCompileTimeError
 Language/Statements/Switch/equal_operator_t02: MissingCompileTimeError
 Language/Statements/Switch/expressions_t01: MissingCompileTimeError
 Language/Statements/Switch/expressions_t02: MissingCompileTimeError
 Language/Statements/Switch/expressions_t03: MissingCompileTimeError
 Language/Statements/Switch/expressions_t04: MissingCompileTimeError
-Language/Statements/Switch/labels_constants_t01: MissingCompileTimeError
 Language/Statements/Switch/syntax_t16: MissingCompileTimeError
 Language/Statements/Switch/syntax_t17: MissingCompileTimeError
 Language/Statements/Try/malformed_type_t04: RuntimeError
 Language/Statements/Try/syntax_t13: MissingCompileTimeError
 Language/Statements/Yield_and_Yield_Each/Yield_Each/location_t01: MissingCompileTimeError # Issue 25495
 Language/Statements/Yield_and_Yield_Each/Yield_Each/location_t03: MissingCompileTimeError # Issue 25495
 Language/Statements/Yield_and_Yield_Each/Yield_Each/location_t05: MissingCompileTimeError # Issue 25495
 Language/Types/Static_Types/deferred_type_t01: RuntimeError # Kernel Issue 28335 (deferred libraries)
 Language/Types/Static_Types/malformed_type_t01: RuntimeError
 Language/Types/Type_Declarations/Typedef/param_default_value_t02: MissingCompileTimeError
@@ skipping 128 matching lines @@
 LibTest/collection/SplayTreeMap/inherited_tests_A01_t01: RuntimeError
 LibTest/isolate/Isolate/spawn_A02_t04: RuntimeError
 LibTest/isolate/Isolate/spawn_A02_t05: RuntimeError
 LibTest/isolate/Isolate/spawn_A02_t06: RuntimeError
 LibTest/isolate/Isolate/spawn_A02_t07: RuntimeError
 
 # Deferred loading kernel issue 28335.
 [ $compiler == dartk || $compiler == dartkp ]
 Language/Libraries_and_Scripts/Imports/deferred_import_t01: CompileTimeError # Deferred loading kernel issue 28335.
 Language/Libraries_and_Scripts/Imports/deferred_import_t02: CompileTimeError # Deferred loading kernel issue 28335.