| library; | 
 | // | 
 | // Problems in library: | 
 | // | 
 | // pkg/front_end/testcases/general/operator_method_not_found.dart:36:10: Error: 'foo' isn't a type. | 
 | //   print(<foo); | 
 | //          ^^^ | 
 | // | 
 | // pkg/front_end/testcases/general/operator_method_not_found.dart:36:10: Error: Expected '>' after this. | 
 | //   print(<foo); | 
 | //          ^^^ | 
 | // | 
 | // pkg/front_end/testcases/general/operator_method_not_found.dart:36:13: Error: Expected '[' before this. | 
 | //   print(<foo); | 
 | //             ^ | 
 | // | 
 | // pkg/front_end/testcases/general/operator_method_not_found.dart:37:9: Error: Expected an identifier, but got '>'. | 
 | // Try inserting an identifier before '>'. | 
 | //   print(>foo); | 
 | //         ^ | 
 | // | 
 | // pkg/front_end/testcases/general/operator_method_not_found.dart:38:9: Error: Expected an identifier, but got '<='. | 
 | // Try inserting an identifier before '<='. | 
 | //   print(<=foo); | 
 | //         ^^ | 
 | // | 
 | // pkg/front_end/testcases/general/operator_method_not_found.dart:39:9: Error: Expected an identifier, but got '>='. | 
 | // Try inserting an identifier before '>='. | 
 | //   print(>=foo); | 
 | //         ^^ | 
 | // | 
 | // pkg/front_end/testcases/general/operator_method_not_found.dart:40:9: Error: Expected an identifier, but got '=='. | 
 | // Try inserting an identifier before '=='. | 
 | //   print(==foo); | 
 | //         ^^ | 
 | // | 
 | // pkg/front_end/testcases/general/operator_method_not_found.dart:41:9: Error: '+' is not a prefix operator. | 
 | // Try removing '+'. | 
 | //   print(+foo); | 
 | //         ^ | 
 | // | 
 | // pkg/front_end/testcases/general/operator_method_not_found.dart:42:9: Error: Expected an identifier, but got '/'. | 
 | // Try inserting an identifier before '/'. | 
 | //   print(/foo); | 
 | //         ^ | 
 | // | 
 | // pkg/front_end/testcases/general/operator_method_not_found.dart:43:9: Error: Expected an identifier, but got '~/'. | 
 | // Try inserting an identifier before '~/'. | 
 | //   print(~/foo); | 
 | //         ^^ | 
 | // | 
 | // pkg/front_end/testcases/general/operator_method_not_found.dart:44:9: Error: Expected an identifier, but got '*'. | 
 | // Try inserting an identifier before '*'. | 
 | //   print(*foo); | 
 | //         ^ | 
 | // | 
 | // pkg/front_end/testcases/general/operator_method_not_found.dart:45:9: Error: Expected an identifier, but got '%'. | 
 | // Try inserting an identifier before '%'. | 
 | //   print(%foo); | 
 | //         ^ | 
 | // | 
 | // pkg/front_end/testcases/general/operator_method_not_found.dart:46:9: Error: Expected an identifier, but got '|'. | 
 | // Try inserting an identifier before '|'. | 
 | //   print(|foo); | 
 | //         ^ | 
 | // | 
 | // pkg/front_end/testcases/general/operator_method_not_found.dart:47:9: Error: Expected an identifier, but got '^'. | 
 | // Try inserting an identifier before '^'. | 
 | //   print(^foo); | 
 | //         ^ | 
 | // | 
 | // pkg/front_end/testcases/general/operator_method_not_found.dart:48:9: Error: Expected an identifier, but got '&'. | 
 | // Try inserting an identifier before '&'. | 
 | //   print(&foo); | 
 | //         ^ | 
 | // | 
 | // pkg/front_end/testcases/general/operator_method_not_found.dart:49:9: Error: Expected an identifier, but got '<<'. | 
 | // Try inserting an identifier before '<<'. | 
 | //   print(<<foo); | 
 | //         ^^ | 
 | // | 
 | // pkg/front_end/testcases/general/operator_method_not_found.dart:50:9: Error: Expected an identifier, but got '>>'. | 
 | // Try inserting an identifier before '>>'. | 
 | //   print(>>foo); | 
 | //         ^^ | 
 | // | 
 | // pkg/front_end/testcases/general/operator_method_not_found.dart:54:13: Error: '~' isn't a binary operator. | 
 | //   print(foo ~ 2); | 
 | //             ^ | 
 | // | 
 | // pkg/front_end/testcases/general/operator_method_not_found.dart:12:13: Error: The operator '<' isn't defined for the class 'Foo'. | 
 | //  - 'Foo' is from 'pkg/front_end/testcases/general/operator_method_not_found.dart'. | 
 | // Try correcting the operator to an existing operator, or defining a '<' operator. | 
 | //   print(foo < 2); | 
 | //             ^ | 
 | // | 
 | // pkg/front_end/testcases/general/operator_method_not_found.dart:13:13: Error: The operator '>' isn't defined for the class 'Foo'. | 
 | //  - 'Foo' is from 'pkg/front_end/testcases/general/operator_method_not_found.dart'. | 
 | // Try correcting the operator to an existing operator, or defining a '>' operator. | 
 | //   print(foo > 2); | 
 | //             ^ | 
 | // | 
 | // pkg/front_end/testcases/general/operator_method_not_found.dart:14:13: Error: The operator '<=' isn't defined for the class 'Foo'. | 
 | //  - 'Foo' is from 'pkg/front_end/testcases/general/operator_method_not_found.dart'. | 
 | // Try correcting the operator to an existing operator, or defining a '<=' operator. | 
 | //   print(foo <= 2); | 
 | //             ^^ | 
 | // | 
 | // pkg/front_end/testcases/general/operator_method_not_found.dart:15:13: Error: The operator '>=' isn't defined for the class 'Foo'. | 
 | //  - 'Foo' is from 'pkg/front_end/testcases/general/operator_method_not_found.dart'. | 
 | // Try correcting the operator to an existing operator, or defining a '>=' operator. | 
 | //   print(foo >= 2); | 
 | //             ^^ | 
 | // | 
 | // pkg/front_end/testcases/general/operator_method_not_found.dart:17:13: Error: The operator '-' isn't defined for the class 'Foo'. | 
 | //  - 'Foo' is from 'pkg/front_end/testcases/general/operator_method_not_found.dart'. | 
 | // Try correcting the operator to an existing operator, or defining a '-' operator. | 
 | //   print(foo - 2); | 
 | //             ^ | 
 | // | 
 | // pkg/front_end/testcases/general/operator_method_not_found.dart:18:13: Error: The operator '+' isn't defined for the class 'Foo'. | 
 | //  - 'Foo' is from 'pkg/front_end/testcases/general/operator_method_not_found.dart'. | 
 | // Try correcting the operator to an existing operator, or defining a '+' operator. | 
 | //   print(foo + 2); | 
 | //             ^ | 
 | // | 
 | // pkg/front_end/testcases/general/operator_method_not_found.dart:19:13: Error: The operator '/' isn't defined for the class 'Foo'. | 
 | //  - 'Foo' is from 'pkg/front_end/testcases/general/operator_method_not_found.dart'. | 
 | // Try correcting the operator to an existing operator, or defining a '/' operator. | 
 | //   print(foo / 2); | 
 | //             ^ | 
 | // | 
 | // pkg/front_end/testcases/general/operator_method_not_found.dart:20:13: Error: The operator '~/' isn't defined for the class 'Foo'. | 
 | //  - 'Foo' is from 'pkg/front_end/testcases/general/operator_method_not_found.dart'. | 
 | // Try correcting the operator to an existing operator, or defining a '~/' operator. | 
 | //   print(foo ~/ 2); | 
 | //             ^^ | 
 | // | 
 | // pkg/front_end/testcases/general/operator_method_not_found.dart:21:13: Error: The operator '*' isn't defined for the class 'Foo'. | 
 | //  - 'Foo' is from 'pkg/front_end/testcases/general/operator_method_not_found.dart'. | 
 | // Try correcting the operator to an existing operator, or defining a '*' operator. | 
 | //   print(foo * 2); | 
 | //             ^ | 
 | // | 
 | // pkg/front_end/testcases/general/operator_method_not_found.dart:22:13: Error: The operator '%' isn't defined for the class 'Foo'. | 
 | //  - 'Foo' is from 'pkg/front_end/testcases/general/operator_method_not_found.dart'. | 
 | // Try correcting the operator to an existing operator, or defining a '%' operator. | 
 | //   print(foo % 2); | 
 | //             ^ | 
 | // | 
 | // pkg/front_end/testcases/general/operator_method_not_found.dart:23:13: Error: The operator '|' isn't defined for the class 'Foo'. | 
 | //  - 'Foo' is from 'pkg/front_end/testcases/general/operator_method_not_found.dart'. | 
 | // Try correcting the operator to an existing operator, or defining a '|' operator. | 
 | //   print(foo | 2); | 
 | //             ^ | 
 | // | 
 | // pkg/front_end/testcases/general/operator_method_not_found.dart:24:13: Error: The operator '^' isn't defined for the class 'Foo'. | 
 | //  - 'Foo' is from 'pkg/front_end/testcases/general/operator_method_not_found.dart'. | 
 | // Try correcting the operator to an existing operator, or defining a '^' operator. | 
 | //   print(foo ^ 2); | 
 | //             ^ | 
 | // | 
 | // pkg/front_end/testcases/general/operator_method_not_found.dart:25:13: Error: The operator '&' isn't defined for the class 'Foo'. | 
 | //  - 'Foo' is from 'pkg/front_end/testcases/general/operator_method_not_found.dart'. | 
 | // Try correcting the operator to an existing operator, or defining a '&' operator. | 
 | //   print(foo & 2); | 
 | //             ^ | 
 | // | 
 | // pkg/front_end/testcases/general/operator_method_not_found.dart:26:13: Error: The operator '<<' isn't defined for the class 'Foo'. | 
 | //  - 'Foo' is from 'pkg/front_end/testcases/general/operator_method_not_found.dart'. | 
 | // Try correcting the operator to an existing operator, or defining a '<<' operator. | 
 | //   print(foo << 2); | 
 | //             ^^ | 
 | // | 
 | // pkg/front_end/testcases/general/operator_method_not_found.dart:27:13: Error: The operator '>>' isn't defined for the class 'Foo'. | 
 | //  - 'Foo' is from 'pkg/front_end/testcases/general/operator_method_not_found.dart'. | 
 | // Try correcting the operator to an existing operator, or defining a '>>' operator. | 
 | //   print(foo >> 2); | 
 | //             ^^ | 
 | // | 
 | // pkg/front_end/testcases/general/operator_method_not_found.dart:29:12: Error: The operator '[]=' isn't defined for the class 'Foo'. | 
 | //  - 'Foo' is from 'pkg/front_end/testcases/general/operator_method_not_found.dart'. | 
 | // Try correcting the operator to an existing operator, or defining a '[]=' operator. | 
 | //   print(foo[2] = 2); | 
 | //            ^ | 
 | // | 
 | // pkg/front_end/testcases/general/operator_method_not_found.dart:30:12: Error: The operator '[]' isn't defined for the class 'Foo'. | 
 | //  - 'Foo' is from 'pkg/front_end/testcases/general/operator_method_not_found.dart'. | 
 | // Try correcting the operator to an existing operator, or defining a '[]' operator. | 
 | //   print(foo[2]); | 
 | //            ^ | 
 | // | 
 | // pkg/front_end/testcases/general/operator_method_not_found.dart:31:9: Error: The operator '~' isn't defined for the class 'Foo'. | 
 | //  - 'Foo' is from 'pkg/front_end/testcases/general/operator_method_not_found.dart'. | 
 | // Try correcting the operator to an existing operator, or defining a '~' operator. | 
 | //   print(~foo); | 
 | //         ^ | 
 | // | 
 | // pkg/front_end/testcases/general/operator_method_not_found.dart:32:9: Error: The operator 'unary-' isn't defined for the class 'Foo'. | 
 | //  - 'Foo' is from 'pkg/front_end/testcases/general/operator_method_not_found.dart'. | 
 | // Try correcting the operator to an existing operator, or defining a 'unary-' operator. | 
 | //   print(-foo); | 
 | //         ^ | 
 | // | 
 | import self as self; | 
 | import "dart:core" as core; | 
 |  | 
 | class Foo extends core::Object { | 
 |   synthetic constructor •() → self::Foo* | 
 |     : super core::Object::•() | 
 |     ; | 
 |   abstract member-signature get _identityHashCode() → core::int*; -> core::Object::_identityHashCode | 
 |   abstract member-signature method _instanceOf(dynamic instantiatorTypeArguments, dynamic functionTypeArguments, dynamic type) → core::bool*; -> core::Object::_instanceOf | 
 |   abstract member-signature method _simpleInstanceOf(dynamic type) → core::bool*; -> core::Object::_simpleInstanceOf | 
 |   abstract member-signature method _simpleInstanceOfTrue(dynamic type) → core::bool*; -> core::Object::_simpleInstanceOfTrue | 
 |   abstract member-signature method _simpleInstanceOfFalse(dynamic type) → core::bool*; -> core::Object::_simpleInstanceOfFalse | 
 |   abstract member-signature operator ==(dynamic other) → core::bool*; -> core::Object::== | 
 |   abstract member-signature get hashCode() → core::int*; -> core::Object::hashCode | 
 |   abstract member-signature method toString() → core::String*; -> core::Object::toString | 
 |   abstract member-signature method noSuchMethod(core::Invocation* invocation) → dynamic; -> core::Object::noSuchMethod | 
 |   abstract member-signature get runtimeType() → core::Type*; -> core::Object::runtimeType | 
 | } | 
 | static method main() → dynamic { | 
 |   self::Foo* foo = new self::Foo::•(); | 
 |   core::print(invalid-expression "pkg/front_end/testcases/general/operator_method_not_found.dart:12:13: Error: The operator '<' isn't defined for the class 'Foo'. | 
 |  - 'Foo' is from 'pkg/front_end/testcases/general/operator_method_not_found.dart'. | 
 | Try correcting the operator to an existing operator, or defining a '<' operator. | 
 |   print(foo < 2); | 
 |             ^" in foo{<unresolved>}.<(2)); | 
 |   core::print(invalid-expression "pkg/front_end/testcases/general/operator_method_not_found.dart:13:13: Error: The operator '>' isn't defined for the class 'Foo'. | 
 |  - 'Foo' is from 'pkg/front_end/testcases/general/operator_method_not_found.dart'. | 
 | Try correcting the operator to an existing operator, or defining a '>' operator. | 
 |   print(foo > 2); | 
 |             ^" in foo{<unresolved>}.>(2)); | 
 |   core::print(invalid-expression "pkg/front_end/testcases/general/operator_method_not_found.dart:14:13: Error: The operator '<=' isn't defined for the class 'Foo'. | 
 |  - 'Foo' is from 'pkg/front_end/testcases/general/operator_method_not_found.dart'. | 
 | Try correcting the operator to an existing operator, or defining a '<=' operator. | 
 |   print(foo <= 2); | 
 |             ^^" in foo{<unresolved>}.<=(2)); | 
 |   core::print(invalid-expression "pkg/front_end/testcases/general/operator_method_not_found.dart:15:13: Error: The operator '>=' isn't defined for the class 'Foo'. | 
 |  - 'Foo' is from 'pkg/front_end/testcases/general/operator_method_not_found.dart'. | 
 | Try correcting the operator to an existing operator, or defining a '>=' operator. | 
 |   print(foo >= 2); | 
 |             ^^" in foo{<unresolved>}.>=(2)); | 
 |   core::print(foo =={self::Foo::==}{(dynamic) →* core::bool*} 2); | 
 |   core::print(invalid-expression "pkg/front_end/testcases/general/operator_method_not_found.dart:17:13: Error: The operator '-' isn't defined for the class 'Foo'. | 
 |  - 'Foo' is from 'pkg/front_end/testcases/general/operator_method_not_found.dart'. | 
 | Try correcting the operator to an existing operator, or defining a '-' operator. | 
 |   print(foo - 2); | 
 |             ^" in foo{<unresolved>}.-(2)); | 
 |   core::print(invalid-expression "pkg/front_end/testcases/general/operator_method_not_found.dart:18:13: Error: The operator '+' isn't defined for the class 'Foo'. | 
 |  - 'Foo' is from 'pkg/front_end/testcases/general/operator_method_not_found.dart'. | 
 | Try correcting the operator to an existing operator, or defining a '+' operator. | 
 |   print(foo + 2); | 
 |             ^" in foo{<unresolved>}.+(2)); | 
 |   core::print(invalid-expression "pkg/front_end/testcases/general/operator_method_not_found.dart:19:13: Error: The operator '/' isn't defined for the class 'Foo'. | 
 |  - 'Foo' is from 'pkg/front_end/testcases/general/operator_method_not_found.dart'. | 
 | Try correcting the operator to an existing operator, or defining a '/' operator. | 
 |   print(foo / 2); | 
 |             ^" in foo{<unresolved>}./(2)); | 
 |   core::print(invalid-expression "pkg/front_end/testcases/general/operator_method_not_found.dart:20:13: Error: The operator '~/' isn't defined for the class 'Foo'. | 
 |  - 'Foo' is from 'pkg/front_end/testcases/general/operator_method_not_found.dart'. | 
 | Try correcting the operator to an existing operator, or defining a '~/' operator. | 
 |   print(foo ~/ 2); | 
 |             ^^" in foo{<unresolved>}.~/(2)); | 
 |   core::print(invalid-expression "pkg/front_end/testcases/general/operator_method_not_found.dart:21:13: Error: The operator '*' isn't defined for the class 'Foo'. | 
 |  - 'Foo' is from 'pkg/front_end/testcases/general/operator_method_not_found.dart'. | 
 | Try correcting the operator to an existing operator, or defining a '*' operator. | 
 |   print(foo * 2); | 
 |             ^" in foo{<unresolved>}.*(2)); | 
 |   core::print(invalid-expression "pkg/front_end/testcases/general/operator_method_not_found.dart:22:13: Error: The operator '%' isn't defined for the class 'Foo'. | 
 |  - 'Foo' is from 'pkg/front_end/testcases/general/operator_method_not_found.dart'. | 
 | Try correcting the operator to an existing operator, or defining a '%' operator. | 
 |   print(foo % 2); | 
 |             ^" in foo{<unresolved>}.%(2)); | 
 |   core::print(invalid-expression "pkg/front_end/testcases/general/operator_method_not_found.dart:23:13: Error: The operator '|' isn't defined for the class 'Foo'. | 
 |  - 'Foo' is from 'pkg/front_end/testcases/general/operator_method_not_found.dart'. | 
 | Try correcting the operator to an existing operator, or defining a '|' operator. | 
 |   print(foo | 2); | 
 |             ^" in foo{<unresolved>}.|(2)); | 
 |   core::print(invalid-expression "pkg/front_end/testcases/general/operator_method_not_found.dart:24:13: Error: The operator '^' isn't defined for the class 'Foo'. | 
 |  - 'Foo' is from 'pkg/front_end/testcases/general/operator_method_not_found.dart'. | 
 | Try correcting the operator to an existing operator, or defining a '^' operator. | 
 |   print(foo ^ 2); | 
 |             ^" in foo{<unresolved>}.^(2)); | 
 |   core::print(invalid-expression "pkg/front_end/testcases/general/operator_method_not_found.dart:25:13: Error: The operator '&' isn't defined for the class 'Foo'. | 
 |  - 'Foo' is from 'pkg/front_end/testcases/general/operator_method_not_found.dart'. | 
 | Try correcting the operator to an existing operator, or defining a '&' operator. | 
 |   print(foo & 2); | 
 |             ^" in foo{<unresolved>}.&(2)); | 
 |   core::print(invalid-expression "pkg/front_end/testcases/general/operator_method_not_found.dart:26:13: Error: The operator '<<' isn't defined for the class 'Foo'. | 
 |  - 'Foo' is from 'pkg/front_end/testcases/general/operator_method_not_found.dart'. | 
 | Try correcting the operator to an existing operator, or defining a '<<' operator. | 
 |   print(foo << 2); | 
 |             ^^" in foo{<unresolved>}.<<(2)); | 
 |   core::print(invalid-expression "pkg/front_end/testcases/general/operator_method_not_found.dart:27:13: Error: The operator '>>' isn't defined for the class 'Foo'. | 
 |  - 'Foo' is from 'pkg/front_end/testcases/general/operator_method_not_found.dart'. | 
 | Try correcting the operator to an existing operator, or defining a '>>' operator. | 
 |   print(foo >> 2); | 
 |             ^^" in foo{<unresolved>}.>>(2)); | 
 |   core::print(let final self::Foo* #t1 = foo in let final core::int* #t2 = 2 in let final core::int* #t3 = 2 in let final void #t4 = invalid-expression "pkg/front_end/testcases/general/operator_method_not_found.dart:29:12: Error: The operator '[]=' isn't defined for the class 'Foo'. | 
 |  - 'Foo' is from 'pkg/front_end/testcases/general/operator_method_not_found.dart'. | 
 | Try correcting the operator to an existing operator, or defining a '[]=' operator. | 
 |   print(foo[2] = 2); | 
 |            ^" in #t1{<unresolved>}.[]=(#t2, #t3) in #t3); | 
 |   core::print(invalid-expression "pkg/front_end/testcases/general/operator_method_not_found.dart:30:12: Error: The operator '[]' isn't defined for the class 'Foo'. | 
 |  - 'Foo' is from 'pkg/front_end/testcases/general/operator_method_not_found.dart'. | 
 | Try correcting the operator to an existing operator, or defining a '[]' operator. | 
 |   print(foo[2]); | 
 |            ^" in foo{<unresolved>}.[](2)); | 
 |   core::print(invalid-expression "pkg/front_end/testcases/general/operator_method_not_found.dart:31:9: Error: The operator '~' isn't defined for the class 'Foo'. | 
 |  - 'Foo' is from 'pkg/front_end/testcases/general/operator_method_not_found.dart'. | 
 | Try correcting the operator to an existing operator, or defining a '~' operator. | 
 |   print(~foo); | 
 |         ^" in foo{<unresolved>}.~()); | 
 |   core::print(invalid-expression "pkg/front_end/testcases/general/operator_method_not_found.dart:32:9: Error: The operator 'unary-' isn't defined for the class 'Foo'. | 
 |  - 'Foo' is from 'pkg/front_end/testcases/general/operator_method_not_found.dart'. | 
 | Try correcting the operator to an existing operator, or defining a 'unary-' operator. | 
 |   print(-foo); | 
 |         ^" in foo{<unresolved>}.unary-()); | 
 |   core::print(<invalid-type>[]); | 
 |   core::print(invalid-expression "pkg/front_end/testcases/general/operator_method_not_found.dart:37:9: Error: This couldn't be parsed. | 
 |   print(>foo); | 
 |         ^"{<invalid>}.>(foo)); | 
 |   core::print(invalid-expression "pkg/front_end/testcases/general/operator_method_not_found.dart:38:9: Error: This couldn't be parsed. | 
 |   print(<=foo); | 
 |         ^"{<invalid>}.<=(foo)); | 
 |   core::print(invalid-expression "pkg/front_end/testcases/general/operator_method_not_found.dart:39:9: Error: This couldn't be parsed. | 
 |   print(>=foo); | 
 |         ^"{<invalid>}.>=(foo)); | 
 |   core::print(invalid-expression "pkg/front_end/testcases/general/operator_method_not_found.dart:40:9: Error: This couldn't be parsed. | 
 |   print(==foo); | 
 |         ^" =={core::Object::==}{(core::Object*) →* core::bool*} foo); | 
 |   core::print(invalid-expression "pkg/front_end/testcases/general/operator_method_not_found.dart:41:9: Error: This couldn't be parsed. | 
 |   print(+foo); | 
 |         ^"{<invalid>}.+(foo)); | 
 |   core::print(invalid-expression "pkg/front_end/testcases/general/operator_method_not_found.dart:42:9: Error: This couldn't be parsed. | 
 |   print(/foo); | 
 |         ^"{<invalid>}./(foo)); | 
 |   core::print(invalid-expression "pkg/front_end/testcases/general/operator_method_not_found.dart:43:9: Error: This couldn't be parsed. | 
 |   print(~/foo); | 
 |         ^"{<invalid>}.~/(foo)); | 
 |   core::print(invalid-expression "pkg/front_end/testcases/general/operator_method_not_found.dart:44:9: Error: This couldn't be parsed. | 
 |   print(*foo); | 
 |         ^"{<invalid>}.*(foo)); | 
 |   core::print(invalid-expression "pkg/front_end/testcases/general/operator_method_not_found.dart:45:9: Error: This couldn't be parsed. | 
 |   print(%foo); | 
 |         ^"{<invalid>}.%(foo)); | 
 |   core::print(invalid-expression "pkg/front_end/testcases/general/operator_method_not_found.dart:46:9: Error: This couldn't be parsed. | 
 |   print(|foo); | 
 |         ^"{<invalid>}.|(foo)); | 
 |   core::print(invalid-expression "pkg/front_end/testcases/general/operator_method_not_found.dart:47:9: Error: This couldn't be parsed. | 
 |   print(^foo); | 
 |         ^"{<invalid>}.^(foo)); | 
 |   core::print(invalid-expression "pkg/front_end/testcases/general/operator_method_not_found.dart:48:9: Error: This couldn't be parsed. | 
 |   print(&foo); | 
 |         ^"{<invalid>}.&(foo)); | 
 |   core::print(invalid-expression "pkg/front_end/testcases/general/operator_method_not_found.dart:49:9: Error: This couldn't be parsed. | 
 |   print(<<foo); | 
 |         ^"{<invalid>}.<<(foo)); | 
 |   core::print(invalid-expression "pkg/front_end/testcases/general/operator_method_not_found.dart:50:9: Error: This couldn't be parsed. | 
 |   print(>>foo); | 
 |         ^"{<invalid>}.>>(foo)); | 
 |   core::print(invalid-expression "pkg/front_end/testcases/general/operator_method_not_found.dart:54:13: Error: '~' isn't a binary operator. | 
 |   print(foo ~ 2); | 
 |             ^"); | 
 | } |