library;
//
// Problems in library:
//
// pkg/front_end/testcases/extensions/check_bounds.dart:24:10: Error: The method 'method' isn't defined for the class 'Class<A>'.
//  - 'Class' is from 'pkg/front_end/testcases/extensions/check_bounds.dart'.
//  - 'A' is from 'pkg/front_end/testcases/extensions/check_bounds.dart'.
// Try correcting the name to the name of an existing method, or defining a method named 'method'.
//   classA.method(); // Expect method not found.
//          ^^^^^^
//
// pkg/front_end/testcases/extensions/check_bounds.dart:25:3: Error: Inferred type argument 'A' doesn't conform to the bound 'B' of the type variable 'T' on 'Extension|method'.
//  - 'A' is from 'pkg/front_end/testcases/extensions/check_bounds.dart'.
//  - 'B' is from 'pkg/front_end/testcases/extensions/check_bounds.dart'.
// Try specifying type arguments explicitly so that they conform to the bounds.
//   Extension(classA).method(); // Expect bounds mismatch.
//   ^
// pkg/front_end/testcases/extensions/check_bounds.dart:13:21: Context: This is the type variable whose bound isn't conformed to.
// extension Extension<T extends B> on Class<T> {
//                     ^
//
// pkg/front_end/testcases/extensions/check_bounds.dart:26:3: Error: Type argument 'A' doesn't conform to the bound 'B' of the type variable 'T' on 'Extension|method'.
//  - 'A' is from 'pkg/front_end/testcases/extensions/check_bounds.dart'.
//  - 'B' is from 'pkg/front_end/testcases/extensions/check_bounds.dart'.
// Try changing type arguments so that they conform to the bounds.
//   Extension<A>(classA).method(); // Expect bounds mismatch.
//   ^
// pkg/front_end/testcases/extensions/check_bounds.dart:13:21: Context: This is the type variable whose bound isn't conformed to.
// extension Extension<T extends B> on Class<T> {
//                     ^
//
// pkg/front_end/testcases/extensions/check_bounds.dart:28:3: Error: Inferred type argument 'A' doesn't conform to the bound 'B' of the type variable 'T' on 'Extension|genericMethod'.
//  - 'A' is from 'pkg/front_end/testcases/extensions/check_bounds.dart'.
//  - 'B' is from 'pkg/front_end/testcases/extensions/check_bounds.dart'.
// Try specifying type arguments explicitly so that they conform to the bounds.
//   Extension(classA).genericMethod(a); // Expect bounds mismatch.
//   ^
// pkg/front_end/testcases/extensions/check_bounds.dart:13:21: Context: This is the type variable whose bound isn't conformed to.
// extension Extension<T extends B> on Class<T> {
//                     ^
//
// pkg/front_end/testcases/extensions/check_bounds.dart:28:3: Error: Inferred type argument 'A' doesn't conform to the bound 'B' of the type variable 'S' on 'Extension|genericMethod'.
//  - 'A' is from 'pkg/front_end/testcases/extensions/check_bounds.dart'.
//  - 'B' is from 'pkg/front_end/testcases/extensions/check_bounds.dart'.
// Try specifying type arguments explicitly so that they conform to the bounds.
//   Extension(classA).genericMethod(a); // Expect bounds mismatch.
//   ^
// pkg/front_end/testcases/extensions/check_bounds.dart:15:17: Context: This is the type variable whose bound isn't conformed to.
//   genericMethod<S extends B>(S s) {}
//                 ^
//
// pkg/front_end/testcases/extensions/check_bounds.dart:29:3: Error: Inferred type argument 'A' doesn't conform to the bound 'B' of the type variable 'T' on 'Extension|genericMethod'.
//  - 'A' is from 'pkg/front_end/testcases/extensions/check_bounds.dart'.
//  - 'B' is from 'pkg/front_end/testcases/extensions/check_bounds.dart'.
// Try specifying type arguments explicitly so that they conform to the bounds.
//   Extension(classA).genericMethod<A>(a); // Expect bounds mismatch.
//   ^
// pkg/front_end/testcases/extensions/check_bounds.dart:13:21: Context: This is the type variable whose bound isn't conformed to.
// extension Extension<T extends B> on Class<T> {
//                     ^
//
// pkg/front_end/testcases/extensions/check_bounds.dart:29:3: Error: Type argument 'A' doesn't conform to the bound 'B' of the type variable 'S' on 'Extension|genericMethod'.
//  - 'A' is from 'pkg/front_end/testcases/extensions/check_bounds.dart'.
//  - 'B' is from 'pkg/front_end/testcases/extensions/check_bounds.dart'.
// Try changing type arguments so that they conform to the bounds.
//   Extension(classA).genericMethod<A>(a); // Expect bounds mismatch.
//   ^
// pkg/front_end/testcases/extensions/check_bounds.dart:15:17: Context: This is the type variable whose bound isn't conformed to.
//   genericMethod<S extends B>(S s) {}
//                 ^
//
// pkg/front_end/testcases/extensions/check_bounds.dart:30:3: Error: Inferred type argument 'A' doesn't conform to the bound 'B' of the type variable 'T' on 'Extension|genericMethod'.
//  - 'A' is from 'pkg/front_end/testcases/extensions/check_bounds.dart'.
//  - 'B' is from 'pkg/front_end/testcases/extensions/check_bounds.dart'.
// Try specifying type arguments explicitly so that they conform to the bounds.
//   Extension(classA).genericMethod<B>(a); // Expect bounds mismatch.
//   ^
// pkg/front_end/testcases/extensions/check_bounds.dart:13:21: Context: This is the type variable whose bound isn't conformed to.
// extension Extension<T extends B> on Class<T> {
//                     ^
//
// pkg/front_end/testcases/extensions/check_bounds.dart:31:3: Error: Type argument 'A' doesn't conform to the bound 'B' of the type variable 'T' on 'Extension|genericMethod'.
//  - 'A' is from 'pkg/front_end/testcases/extensions/check_bounds.dart'.
//  - 'B' is from 'pkg/front_end/testcases/extensions/check_bounds.dart'.
// Try changing type arguments so that they conform to the bounds.
//   Extension<A>(classA).genericMethod(a); // Expect bounds mismatch.
//   ^
// pkg/front_end/testcases/extensions/check_bounds.dart:13:21: Context: This is the type variable whose bound isn't conformed to.
// extension Extension<T extends B> on Class<T> {
//                     ^
//
// pkg/front_end/testcases/extensions/check_bounds.dart:31:3: Error: Inferred type argument 'A' doesn't conform to the bound 'B' of the type variable 'S' on 'Extension|genericMethod'.
//  - 'A' is from 'pkg/front_end/testcases/extensions/check_bounds.dart'.
//  - 'B' is from 'pkg/front_end/testcases/extensions/check_bounds.dart'.
// Try specifying type arguments explicitly so that they conform to the bounds.
//   Extension<A>(classA).genericMethod(a); // Expect bounds mismatch.
//   ^
// pkg/front_end/testcases/extensions/check_bounds.dart:15:17: Context: This is the type variable whose bound isn't conformed to.
//   genericMethod<S extends B>(S s) {}
//                 ^
//
// pkg/front_end/testcases/extensions/check_bounds.dart:32:3: Error: Type argument 'A' doesn't conform to the bound 'B' of the type variable 'T' on 'Extension|genericMethod'.
//  - 'A' is from 'pkg/front_end/testcases/extensions/check_bounds.dart'.
//  - 'B' is from 'pkg/front_end/testcases/extensions/check_bounds.dart'.
// Try changing type arguments so that they conform to the bounds.
//   Extension<A>(classA).genericMethod<A>(a); // Expect bounds mismatch.
//   ^
// pkg/front_end/testcases/extensions/check_bounds.dart:13:21: Context: This is the type variable whose bound isn't conformed to.
// extension Extension<T extends B> on Class<T> {
//                     ^
//
// pkg/front_end/testcases/extensions/check_bounds.dart:32:3: Error: Type argument 'A' doesn't conform to the bound 'B' of the type variable 'S' on 'Extension|genericMethod'.
//  - 'A' is from 'pkg/front_end/testcases/extensions/check_bounds.dart'.
//  - 'B' is from 'pkg/front_end/testcases/extensions/check_bounds.dart'.
// Try changing type arguments so that they conform to the bounds.
//   Extension<A>(classA).genericMethod<A>(a); // Expect bounds mismatch.
//   ^
// pkg/front_end/testcases/extensions/check_bounds.dart:15:17: Context: This is the type variable whose bound isn't conformed to.
//   genericMethod<S extends B>(S s) {}
//                 ^
//
// pkg/front_end/testcases/extensions/check_bounds.dart:33:3: Error: Type argument 'A' doesn't conform to the bound 'B' of the type variable 'T' on 'Extension|genericMethod'.
//  - 'A' is from 'pkg/front_end/testcases/extensions/check_bounds.dart'.
//  - 'B' is from 'pkg/front_end/testcases/extensions/check_bounds.dart'.
// Try changing type arguments so that they conform to the bounds.
//   Extension<A>(classA).genericMethod<B>(a); // Expect bounds mismatch.
//   ^
// pkg/front_end/testcases/extensions/check_bounds.dart:13:21: Context: This is the type variable whose bound isn't conformed to.
// extension Extension<T extends B> on Class<T> {
//                     ^
//
// pkg/front_end/testcases/extensions/check_bounds.dart:34:24: Error: Inferred type argument 'A' doesn't conform to the bound 'B' of the type variable 'S' on 'Extension|genericMethod'.
//  - 'A' is from 'pkg/front_end/testcases/extensions/check_bounds.dart'.
//  - 'B' is from 'pkg/front_end/testcases/extensions/check_bounds.dart'.
// Try specifying type arguments explicitly so that they conform to the bounds.
//   Extension<B>(classA).genericMethod(a); // Expect bounds mismatch.
//                        ^
// pkg/front_end/testcases/extensions/check_bounds.dart:15:17: Context: This is the type variable whose bound isn't conformed to.
//   genericMethod<S extends B>(S s) {}
//                 ^
//
// pkg/front_end/testcases/extensions/check_bounds.dart:35:24: Error: Type argument 'A' doesn't conform to the bound 'B' of the type variable 'S' on 'Extension|genericMethod'.
//  - 'A' is from 'pkg/front_end/testcases/extensions/check_bounds.dart'.
//  - 'B' is from 'pkg/front_end/testcases/extensions/check_bounds.dart'.
// Try changing type arguments so that they conform to the bounds.
//   Extension<B>(classA).genericMethod<A>(a); // Expect bounds mismatch.
//                        ^
// pkg/front_end/testcases/extensions/check_bounds.dart:15:17: Context: This is the type variable whose bound isn't conformed to.
//   genericMethod<S extends B>(S s) {}
//                 ^
//
// pkg/front_end/testcases/extensions/check_bounds.dart:41:3: Error: Type argument 'A' doesn't conform to the bound 'B' of the type variable 'T' on 'Extension|method'.
//  - 'A' is from 'pkg/front_end/testcases/extensions/check_bounds.dart'.
//  - 'B' is from 'pkg/front_end/testcases/extensions/check_bounds.dart'.
// Try changing type arguments so that they conform to the bounds.
//   Extension<A>(classB).method(); // Expect bounds mismatch.
//   ^
// pkg/front_end/testcases/extensions/check_bounds.dart:13:21: Context: This is the type variable whose bound isn't conformed to.
// extension Extension<T extends B> on Class<T> {
//                     ^
//
// pkg/front_end/testcases/extensions/check_bounds.dart:44:10: Error: Inferred type argument 'A' doesn't conform to the bound 'B' of the type variable 'S' on 'Extension|genericMethod'.
//  - 'A' is from 'pkg/front_end/testcases/extensions/check_bounds.dart'.
//  - 'B' is from 'pkg/front_end/testcases/extensions/check_bounds.dart'.
// Try specifying type arguments explicitly so that they conform to the bounds.
//   classB.genericMethod(a); // Expect bounds mismatch.
//          ^
// pkg/front_end/testcases/extensions/check_bounds.dart:15:17: Context: This is the type variable whose bound isn't conformed to.
//   genericMethod<S extends B>(S s) {}
//                 ^
//
// pkg/front_end/testcases/extensions/check_bounds.dart:45:10: Error: Type argument 'A' doesn't conform to the bound 'B' of the type variable 'S' on 'Extension|genericMethod'.
//  - 'A' is from 'pkg/front_end/testcases/extensions/check_bounds.dart'.
//  - 'B' is from 'pkg/front_end/testcases/extensions/check_bounds.dart'.
// Try changing type arguments so that they conform to the bounds.
//   classB.genericMethod<A>(a); // Expect bounds mismatch.
//          ^
// pkg/front_end/testcases/extensions/check_bounds.dart:15:17: Context: This is the type variable whose bound isn't conformed to.
//   genericMethod<S extends B>(S s) {}
//                 ^
//
// pkg/front_end/testcases/extensions/check_bounds.dart:47:21: Error: Inferred type argument 'A' doesn't conform to the bound 'B' of the type variable 'S' on 'Extension|genericMethod'.
//  - 'A' is from 'pkg/front_end/testcases/extensions/check_bounds.dart'.
//  - 'B' is from 'pkg/front_end/testcases/extensions/check_bounds.dart'.
// Try specifying type arguments explicitly so that they conform to the bounds.
//   Extension(classB).genericMethod(a); // Expect bounds mismatch.
//                     ^
// pkg/front_end/testcases/extensions/check_bounds.dart:15:17: Context: This is the type variable whose bound isn't conformed to.
//   genericMethod<S extends B>(S s) {}
//                 ^
//
// pkg/front_end/testcases/extensions/check_bounds.dart:48:21: Error: Type argument 'A' doesn't conform to the bound 'B' of the type variable 'S' on 'Extension|genericMethod'.
//  - 'A' is from 'pkg/front_end/testcases/extensions/check_bounds.dart'.
//  - 'B' is from 'pkg/front_end/testcases/extensions/check_bounds.dart'.
// Try changing type arguments so that they conform to the bounds.
//   Extension(classB).genericMethod<A>(a); // Expect bounds mismatch.
//                     ^
// pkg/front_end/testcases/extensions/check_bounds.dart:15:17: Context: This is the type variable whose bound isn't conformed to.
//   genericMethod<S extends B>(S s) {}
//                 ^
//
// pkg/front_end/testcases/extensions/check_bounds.dart:50:3: Error: Type argument 'A' doesn't conform to the bound 'B' of the type variable 'T' on 'Extension|genericMethod'.
//  - 'A' is from 'pkg/front_end/testcases/extensions/check_bounds.dart'.
//  - 'B' is from 'pkg/front_end/testcases/extensions/check_bounds.dart'.
// Try changing type arguments so that they conform to the bounds.
//   Extension<A>(classB).genericMethod(a); // Expect bounds mismatch.
//   ^
// pkg/front_end/testcases/extensions/check_bounds.dart:13:21: Context: This is the type variable whose bound isn't conformed to.
// extension Extension<T extends B> on Class<T> {
//                     ^
//
// pkg/front_end/testcases/extensions/check_bounds.dart:50:3: Error: Inferred type argument 'A' doesn't conform to the bound 'B' of the type variable 'S' on 'Extension|genericMethod'.
//  - 'A' is from 'pkg/front_end/testcases/extensions/check_bounds.dart'.
//  - 'B' is from 'pkg/front_end/testcases/extensions/check_bounds.dart'.
// Try specifying type arguments explicitly so that they conform to the bounds.
//   Extension<A>(classB).genericMethod(a); // Expect bounds mismatch.
//   ^
// pkg/front_end/testcases/extensions/check_bounds.dart:15:17: Context: This is the type variable whose bound isn't conformed to.
//   genericMethod<S extends B>(S s) {}
//                 ^
//
// pkg/front_end/testcases/extensions/check_bounds.dart:51:3: Error: Type argument 'A' doesn't conform to the bound 'B' of the type variable 'T' on 'Extension|genericMethod'.
//  - 'A' is from 'pkg/front_end/testcases/extensions/check_bounds.dart'.
//  - 'B' is from 'pkg/front_end/testcases/extensions/check_bounds.dart'.
// Try changing type arguments so that they conform to the bounds.
//   Extension<A>(classB).genericMethod<A>(a); // Expect bounds mismatch.
//   ^
// pkg/front_end/testcases/extensions/check_bounds.dart:13:21: Context: This is the type variable whose bound isn't conformed to.
// extension Extension<T extends B> on Class<T> {
//                     ^
//
// pkg/front_end/testcases/extensions/check_bounds.dart:51:3: Error: Type argument 'A' doesn't conform to the bound 'B' of the type variable 'S' on 'Extension|genericMethod'.
//  - 'A' is from 'pkg/front_end/testcases/extensions/check_bounds.dart'.
//  - 'B' is from 'pkg/front_end/testcases/extensions/check_bounds.dart'.
// Try changing type arguments so that they conform to the bounds.
//   Extension<A>(classB).genericMethod<A>(a); // Expect bounds mismatch.
//   ^
// pkg/front_end/testcases/extensions/check_bounds.dart:15:17: Context: This is the type variable whose bound isn't conformed to.
//   genericMethod<S extends B>(S s) {}
//                 ^
//
// pkg/front_end/testcases/extensions/check_bounds.dart:52:3: Error: Type argument 'A' doesn't conform to the bound 'B' of the type variable 'T' on 'Extension|genericMethod'.
//  - 'A' is from 'pkg/front_end/testcases/extensions/check_bounds.dart'.
//  - 'B' is from 'pkg/front_end/testcases/extensions/check_bounds.dart'.
// Try changing type arguments so that they conform to the bounds.
//   Extension<A>(classB).genericMethod<B>(a); // Expect bounds mismatch.
//   ^
// pkg/front_end/testcases/extensions/check_bounds.dart:13:21: Context: This is the type variable whose bound isn't conformed to.
// extension Extension<T extends B> on Class<T> {
//                     ^
//
// pkg/front_end/testcases/extensions/check_bounds.dart:53:24: Error: Inferred type argument 'A' doesn't conform to the bound 'B' of the type variable 'S' on 'Extension|genericMethod'.
//  - 'A' is from 'pkg/front_end/testcases/extensions/check_bounds.dart'.
//  - 'B' is from 'pkg/front_end/testcases/extensions/check_bounds.dart'.
// Try specifying type arguments explicitly so that they conform to the bounds.
//   Extension<B>(classB).genericMethod(a); // Expect bounds mismatch.
//                        ^
// pkg/front_end/testcases/extensions/check_bounds.dart:15:17: Context: This is the type variable whose bound isn't conformed to.
//   genericMethod<S extends B>(S s) {}
//                 ^
//
// pkg/front_end/testcases/extensions/check_bounds.dart:54:24: Error: Type argument 'A' doesn't conform to the bound 'B' of the type variable 'S' on 'Extension|genericMethod'.
//  - 'A' is from 'pkg/front_end/testcases/extensions/check_bounds.dart'.
//  - 'B' is from 'pkg/front_end/testcases/extensions/check_bounds.dart'.
// Try changing type arguments so that they conform to the bounds.
//   Extension<B>(classB).genericMethod<A>(a); // Expect bounds mismatch.
//                        ^
// pkg/front_end/testcases/extensions/check_bounds.dart:15:17: Context: This is the type variable whose bound isn't conformed to.
//   genericMethod<S extends B>(S s) {}
//                 ^
//
// pkg/front_end/testcases/extensions/check_bounds.dart:60:23: Error: The method 'method' isn't defined for the class 'Class<A>'.
//  - 'Class' is from 'pkg/front_end/testcases/extensions/check_bounds.dart'.
//  - 'A' is from 'pkg/front_end/testcases/extensions/check_bounds.dart'.
// Try correcting the name to the name of an existing method, or defining a method named 'method'.
// final field1 = classA.method(); // Expect method not found.
//                       ^^^^^^
//
// pkg/front_end/testcases/extensions/check_bounds.dart:61:16: Error: Inferred type argument 'A' doesn't conform to the bound 'B' of the type variable 'T' on 'Extension|method'.
//  - 'A' is from 'pkg/front_end/testcases/extensions/check_bounds.dart'.
//  - 'B' is from 'pkg/front_end/testcases/extensions/check_bounds.dart'.
// Try specifying type arguments explicitly so that they conform to the bounds.
// final field2 = Extension(classA).method(); // Expect bounds mismatch.
//                ^
// pkg/front_end/testcases/extensions/check_bounds.dart:13:21: Context: This is the type variable whose bound isn't conformed to.
// extension Extension<T extends B> on Class<T> {
//                     ^
//
// pkg/front_end/testcases/extensions/check_bounds.dart:62:16: Error: Type argument 'A' doesn't conform to the bound 'B' of the type variable 'T' on 'Extension|method'.
//  - 'A' is from 'pkg/front_end/testcases/extensions/check_bounds.dart'.
//  - 'B' is from 'pkg/front_end/testcases/extensions/check_bounds.dart'.
// Try changing type arguments so that they conform to the bounds.
// final field3 = Extension<A>(classA).method(); // Expect bounds mismatch.
//                ^
// pkg/front_end/testcases/extensions/check_bounds.dart:13:21: Context: This is the type variable whose bound isn't conformed to.
// extension Extension<T extends B> on Class<T> {
//                     ^
//
// pkg/front_end/testcases/extensions/check_bounds.dart:64:16: Error: Inferred type argument 'A' doesn't conform to the bound 'B' of the type variable 'T' on 'Extension|genericMethod'.
//  - 'A' is from 'pkg/front_end/testcases/extensions/check_bounds.dart'.
//  - 'B' is from 'pkg/front_end/testcases/extensions/check_bounds.dart'.
// Try specifying type arguments explicitly so that they conform to the bounds.
// final field5 = Extension(classA).genericMethod(a); // Expect bounds mismatch.
//                ^
// pkg/front_end/testcases/extensions/check_bounds.dart:13:21: Context: This is the type variable whose bound isn't conformed to.
// extension Extension<T extends B> on Class<T> {
//                     ^
//
// pkg/front_end/testcases/extensions/check_bounds.dart:64:16: Error: Inferred type argument 'A' doesn't conform to the bound 'B' of the type variable 'S' on 'Extension|genericMethod'.
//  - 'A' is from 'pkg/front_end/testcases/extensions/check_bounds.dart'.
//  - 'B' is from 'pkg/front_end/testcases/extensions/check_bounds.dart'.
// Try specifying type arguments explicitly so that they conform to the bounds.
// final field5 = Extension(classA).genericMethod(a); // Expect bounds mismatch.
//                ^
// pkg/front_end/testcases/extensions/check_bounds.dart:15:17: Context: This is the type variable whose bound isn't conformed to.
//   genericMethod<S extends B>(S s) {}
//                 ^
//
// pkg/front_end/testcases/extensions/check_bounds.dart:65:16: Error: Inferred type argument 'A' doesn't conform to the bound 'B' of the type variable 'T' on 'Extension|genericMethod'.
//  - 'A' is from 'pkg/front_end/testcases/extensions/check_bounds.dart'.
//  - 'B' is from 'pkg/front_end/testcases/extensions/check_bounds.dart'.
// Try specifying type arguments explicitly so that they conform to the bounds.
// final field6 = Extension(classA).genericMethod<A>(a); // Expect bounds mismatch.
//                ^
// pkg/front_end/testcases/extensions/check_bounds.dart:13:21: Context: This is the type variable whose bound isn't conformed to.
// extension Extension<T extends B> on Class<T> {
//                     ^
//
// pkg/front_end/testcases/extensions/check_bounds.dart:65:16: Error: Type argument 'A' doesn't conform to the bound 'B' of the type variable 'S' on 'Extension|genericMethod'.
//  - 'A' is from 'pkg/front_end/testcases/extensions/check_bounds.dart'.
//  - 'B' is from 'pkg/front_end/testcases/extensions/check_bounds.dart'.
// Try changing type arguments so that they conform to the bounds.
// final field6 = Extension(classA).genericMethod<A>(a); // Expect bounds mismatch.
//                ^
// pkg/front_end/testcases/extensions/check_bounds.dart:15:17: Context: This is the type variable whose bound isn't conformed to.
//   genericMethod<S extends B>(S s) {}
//                 ^
//
// pkg/front_end/testcases/extensions/check_bounds.dart:66:16: Error: Inferred type argument 'A' doesn't conform to the bound 'B' of the type variable 'T' on 'Extension|genericMethod'.
//  - 'A' is from 'pkg/front_end/testcases/extensions/check_bounds.dart'.
//  - 'B' is from 'pkg/front_end/testcases/extensions/check_bounds.dart'.
// Try specifying type arguments explicitly so that they conform to the bounds.
// final field7 = Extension(classA).genericMethod<B>(a); // Expect bounds mismatch.
//                ^
// pkg/front_end/testcases/extensions/check_bounds.dart:13:21: Context: This is the type variable whose bound isn't conformed to.
// extension Extension<T extends B> on Class<T> {
//                     ^
//
// pkg/front_end/testcases/extensions/check_bounds.dart:67:16: Error: Type argument 'A' doesn't conform to the bound 'B' of the type variable 'T' on 'Extension|genericMethod'.
//  - 'A' is from 'pkg/front_end/testcases/extensions/check_bounds.dart'.
//  - 'B' is from 'pkg/front_end/testcases/extensions/check_bounds.dart'.
// Try changing type arguments so that they conform to the bounds.
// final field8 = Extension<A>(classA).genericMethod(a); // Expect bounds mismatch.
//                ^
// pkg/front_end/testcases/extensions/check_bounds.dart:13:21: Context: This is the type variable whose bound isn't conformed to.
// extension Extension<T extends B> on Class<T> {
//                     ^
//
// pkg/front_end/testcases/extensions/check_bounds.dart:67:16: Error: Inferred type argument 'A' doesn't conform to the bound 'B' of the type variable 'S' on 'Extension|genericMethod'.
//  - 'A' is from 'pkg/front_end/testcases/extensions/check_bounds.dart'.
//  - 'B' is from 'pkg/front_end/testcases/extensions/check_bounds.dart'.
// Try specifying type arguments explicitly so that they conform to the bounds.
// final field8 = Extension<A>(classA).genericMethod(a); // Expect bounds mismatch.
//                ^
// pkg/front_end/testcases/extensions/check_bounds.dart:15:17: Context: This is the type variable whose bound isn't conformed to.
//   genericMethod<S extends B>(S s) {}
//                 ^
//
// pkg/front_end/testcases/extensions/check_bounds.dart:69:5: Error: Type argument 'A' doesn't conform to the bound 'B' of the type variable 'T' on 'Extension|genericMethod'.
//  - 'A' is from 'pkg/front_end/testcases/extensions/check_bounds.dart'.
//  - 'B' is from 'pkg/front_end/testcases/extensions/check_bounds.dart'.
// Try changing type arguments so that they conform to the bounds.
//     Extension<A>(classA).genericMethod<A>(a); // Expect bounds mismatch.
//     ^
// pkg/front_end/testcases/extensions/check_bounds.dart:13:21: Context: This is the type variable whose bound isn't conformed to.
// extension Extension<T extends B> on Class<T> {
//                     ^
//
// pkg/front_end/testcases/extensions/check_bounds.dart:69:5: Error: Type argument 'A' doesn't conform to the bound 'B' of the type variable 'S' on 'Extension|genericMethod'.
//  - 'A' is from 'pkg/front_end/testcases/extensions/check_bounds.dart'.
//  - 'B' is from 'pkg/front_end/testcases/extensions/check_bounds.dart'.
// Try changing type arguments so that they conform to the bounds.
//     Extension<A>(classA).genericMethod<A>(a); // Expect bounds mismatch.
//     ^
// pkg/front_end/testcases/extensions/check_bounds.dart:15:17: Context: This is the type variable whose bound isn't conformed to.
//   genericMethod<S extends B>(S s) {}
//                 ^
//
// pkg/front_end/testcases/extensions/check_bounds.dart:71:5: Error: Type argument 'A' doesn't conform to the bound 'B' of the type variable 'T' on 'Extension|genericMethod'.
//  - 'A' is from 'pkg/front_end/testcases/extensions/check_bounds.dart'.
//  - 'B' is from 'pkg/front_end/testcases/extensions/check_bounds.dart'.
// Try changing type arguments so that they conform to the bounds.
//     Extension<A>(classA).genericMethod<B>(a); // Expect bounds mismatch.
//     ^
// pkg/front_end/testcases/extensions/check_bounds.dart:13:21: Context: This is the type variable whose bound isn't conformed to.
// extension Extension<T extends B> on Class<T> {
//                     ^
//
// pkg/front_end/testcases/extensions/check_bounds.dart:73:26: Error: Inferred type argument 'A' doesn't conform to the bound 'B' of the type variable 'S' on 'Extension|genericMethod'.
//  - 'A' is from 'pkg/front_end/testcases/extensions/check_bounds.dart'.
//  - 'B' is from 'pkg/front_end/testcases/extensions/check_bounds.dart'.
// Try specifying type arguments explicitly so that they conform to the bounds.
//     Extension<B>(classA).genericMethod(a); // Expect bounds mismatch.
//                          ^
// pkg/front_end/testcases/extensions/check_bounds.dart:15:17: Context: This is the type variable whose bound isn't conformed to.
//   genericMethod<S extends B>(S s) {}
//                 ^
//
// pkg/front_end/testcases/extensions/check_bounds.dart:75:26: Error: Type argument 'A' doesn't conform to the bound 'B' of the type variable 'S' on 'Extension|genericMethod'.
//  - 'A' is from 'pkg/front_end/testcases/extensions/check_bounds.dart'.
//  - 'B' is from 'pkg/front_end/testcases/extensions/check_bounds.dart'.
// Try changing type arguments so that they conform to the bounds.
//     Extension<B>(classA).genericMethod<A>(a); // Expect bounds mismatch.
//                          ^
// pkg/front_end/testcases/extensions/check_bounds.dart:15:17: Context: This is the type variable whose bound isn't conformed to.
//   genericMethod<S extends B>(S s) {}
//                 ^
//
// pkg/front_end/testcases/extensions/check_bounds.dart:81:17: Error: Type argument 'A' doesn't conform to the bound 'B' of the type variable 'T' on 'Extension|method'.
//  - 'A' is from 'pkg/front_end/testcases/extensions/check_bounds.dart'.
//  - 'B' is from 'pkg/front_end/testcases/extensions/check_bounds.dart'.
// Try changing type arguments so that they conform to the bounds.
// final field16 = Extension<A>(classB).method(); // Expect bounds mismatch.
//                 ^
// pkg/front_end/testcases/extensions/check_bounds.dart:13:21: Context: This is the type variable whose bound isn't conformed to.
// extension Extension<T extends B> on Class<T> {
//                     ^
//
// pkg/front_end/testcases/extensions/check_bounds.dart:84:24: Error: Inferred type argument 'A' doesn't conform to the bound 'B' of the type variable 'S' on 'Extension|genericMethod'.
//  - 'A' is from 'pkg/front_end/testcases/extensions/check_bounds.dart'.
//  - 'B' is from 'pkg/front_end/testcases/extensions/check_bounds.dart'.
// Try specifying type arguments explicitly so that they conform to the bounds.
// final field18 = classB.genericMethod(a); // Expect bounds mismatch.
//                        ^
// pkg/front_end/testcases/extensions/check_bounds.dart:15:17: Context: This is the type variable whose bound isn't conformed to.
//   genericMethod<S extends B>(S s) {}
//                 ^
//
// pkg/front_end/testcases/extensions/check_bounds.dart:85:24: Error: Type argument 'A' doesn't conform to the bound 'B' of the type variable 'S' on 'Extension|genericMethod'.
//  - 'A' is from 'pkg/front_end/testcases/extensions/check_bounds.dart'.
//  - 'B' is from 'pkg/front_end/testcases/extensions/check_bounds.dart'.
// Try changing type arguments so that they conform to the bounds.
// final field19 = classB.genericMethod<A>(a); // Expect bounds mismatch.
//                        ^
// pkg/front_end/testcases/extensions/check_bounds.dart:15:17: Context: This is the type variable whose bound isn't conformed to.
//   genericMethod<S extends B>(S s) {}
//                 ^
//
// pkg/front_end/testcases/extensions/check_bounds.dart:87:35: Error: Inferred type argument 'A' doesn't conform to the bound 'B' of the type variable 'S' on 'Extension|genericMethod'.
//  - 'A' is from 'pkg/front_end/testcases/extensions/check_bounds.dart'.
//  - 'B' is from 'pkg/front_end/testcases/extensions/check_bounds.dart'.
// Try specifying type arguments explicitly so that they conform to the bounds.
// final field21 = Extension(classB).genericMethod(a); // Expect bounds mismatch.
//                                   ^
// pkg/front_end/testcases/extensions/check_bounds.dart:15:17: Context: This is the type variable whose bound isn't conformed to.
//   genericMethod<S extends B>(S s) {}
//                 ^
//
// pkg/front_end/testcases/extensions/check_bounds.dart:89:23: Error: Type argument 'A' doesn't conform to the bound 'B' of the type variable 'S' on 'Extension|genericMethod'.
//  - 'A' is from 'pkg/front_end/testcases/extensions/check_bounds.dart'.
//  - 'B' is from 'pkg/front_end/testcases/extensions/check_bounds.dart'.
// Try changing type arguments so that they conform to the bounds.
//     Extension(classB).genericMethod<A>(a); // Expect bounds mismatch.
//                       ^
// pkg/front_end/testcases/extensions/check_bounds.dart:15:17: Context: This is the type variable whose bound isn't conformed to.
//   genericMethod<S extends B>(S s) {}
//                 ^
//
// pkg/front_end/testcases/extensions/check_bounds.dart:92:5: Error: Type argument 'A' doesn't conform to the bound 'B' of the type variable 'T' on 'Extension|genericMethod'.
//  - 'A' is from 'pkg/front_end/testcases/extensions/check_bounds.dart'.
//  - 'B' is from 'pkg/front_end/testcases/extensions/check_bounds.dart'.
// Try changing type arguments so that they conform to the bounds.
//     Extension<A>(classB).genericMethod(a); // Expect bounds mismatch.
//     ^
// pkg/front_end/testcases/extensions/check_bounds.dart:13:21: Context: This is the type variable whose bound isn't conformed to.
// extension Extension<T extends B> on Class<T> {
//                     ^
//
// pkg/front_end/testcases/extensions/check_bounds.dart:92:5: Error: Inferred type argument 'A' doesn't conform to the bound 'B' of the type variable 'S' on 'Extension|genericMethod'.
//  - 'A' is from 'pkg/front_end/testcases/extensions/check_bounds.dart'.
//  - 'B' is from 'pkg/front_end/testcases/extensions/check_bounds.dart'.
// Try specifying type arguments explicitly so that they conform to the bounds.
//     Extension<A>(classB).genericMethod(a); // Expect bounds mismatch.
//     ^
// pkg/front_end/testcases/extensions/check_bounds.dart:15:17: Context: This is the type variable whose bound isn't conformed to.
//   genericMethod<S extends B>(S s) {}
//                 ^
//
// pkg/front_end/testcases/extensions/check_bounds.dart:94:5: Error: Type argument 'A' doesn't conform to the bound 'B' of the type variable 'T' on 'Extension|genericMethod'.
//  - 'A' is from 'pkg/front_end/testcases/extensions/check_bounds.dart'.
//  - 'B' is from 'pkg/front_end/testcases/extensions/check_bounds.dart'.
// Try changing type arguments so that they conform to the bounds.
//     Extension<A>(classB).genericMethod<A>(a); // Expect bounds mismatch.
//     ^
// pkg/front_end/testcases/extensions/check_bounds.dart:13:21: Context: This is the type variable whose bound isn't conformed to.
// extension Extension<T extends B> on Class<T> {
//                     ^
//
// pkg/front_end/testcases/extensions/check_bounds.dart:94:5: Error: Type argument 'A' doesn't conform to the bound 'B' of the type variable 'S' on 'Extension|genericMethod'.
//  - 'A' is from 'pkg/front_end/testcases/extensions/check_bounds.dart'.
//  - 'B' is from 'pkg/front_end/testcases/extensions/check_bounds.dart'.
// Try changing type arguments so that they conform to the bounds.
//     Extension<A>(classB).genericMethod<A>(a); // Expect bounds mismatch.
//     ^
// pkg/front_end/testcases/extensions/check_bounds.dart:15:17: Context: This is the type variable whose bound isn't conformed to.
//   genericMethod<S extends B>(S s) {}
//                 ^
//
// pkg/front_end/testcases/extensions/check_bounds.dart:96:5: Error: Type argument 'A' doesn't conform to the bound 'B' of the type variable 'T' on 'Extension|genericMethod'.
//  - 'A' is from 'pkg/front_end/testcases/extensions/check_bounds.dart'.
//  - 'B' is from 'pkg/front_end/testcases/extensions/check_bounds.dart'.
// Try changing type arguments so that they conform to the bounds.
//     Extension<A>(classB).genericMethod<B>(a); // Expect bounds mismatch.
//     ^
// pkg/front_end/testcases/extensions/check_bounds.dart:13:21: Context: This is the type variable whose bound isn't conformed to.
// extension Extension<T extends B> on Class<T> {
//                     ^
//
// pkg/front_end/testcases/extensions/check_bounds.dart:98:26: Error: Inferred type argument 'A' doesn't conform to the bound 'B' of the type variable 'S' on 'Extension|genericMethod'.
//  - 'A' is from 'pkg/front_end/testcases/extensions/check_bounds.dart'.
//  - 'B' is from 'pkg/front_end/testcases/extensions/check_bounds.dart'.
// Try specifying type arguments explicitly so that they conform to the bounds.
//     Extension<B>(classB).genericMethod(a); // Expect bounds mismatch.
//                          ^
// pkg/front_end/testcases/extensions/check_bounds.dart:15:17: Context: This is the type variable whose bound isn't conformed to.
//   genericMethod<S extends B>(S s) {}
//                 ^
//
// pkg/front_end/testcases/extensions/check_bounds.dart:100:26: Error: Type argument 'A' doesn't conform to the bound 'B' of the type variable 'S' on 'Extension|genericMethod'.
//  - 'A' is from 'pkg/front_end/testcases/extensions/check_bounds.dart'.
//  - 'B' is from 'pkg/front_end/testcases/extensions/check_bounds.dart'.
// Try changing type arguments so that they conform to the bounds.
//     Extension<B>(classB).genericMethod<A>(a); // Expect bounds mismatch.
//                          ^
// pkg/front_end/testcases/extensions/check_bounds.dart:15:17: Context: This is the type variable whose bound isn't conformed to.
//   genericMethod<S extends B>(S s) {}
//                 ^
//
// pkg/front_end/testcases/extensions/check_bounds_lib.dart:11:10: Error: The method 'method' isn't defined for the class 'Class<A>'.
//  - 'Class' is from 'pkg/front_end/testcases/extensions/check_bounds.dart'.
//  - 'A' is from 'pkg/front_end/testcases/extensions/check_bounds.dart'.
// Try correcting the name to the name of an existing method, or defining a method named 'method'.
//   classA.method();
//          ^^^^^^
//
// pkg/front_end/testcases/extensions/check_bounds_lib.dart:12:3: Error: Inferred type argument 'A' doesn't conform to the bound 'B' of the type variable 'T' on 'Extension|method'.
//  - 'A' is from 'pkg/front_end/testcases/extensions/check_bounds.dart'.
//  - 'B' is from 'pkg/front_end/testcases/extensions/check_bounds.dart'.
// Try specifying type arguments explicitly so that they conform to the bounds.
//   Extension(classA).method(); // Expect bounds mismatch.
//   ^
// pkg/front_end/testcases/extensions/check_bounds.dart:13:21: Context: This is the type variable whose bound isn't conformed to.
// extension Extension<T extends B> on Class<T> {
//                     ^
//
// pkg/front_end/testcases/extensions/check_bounds_lib.dart:13:3: Error: Type argument 'A' doesn't conform to the bound 'B' of the type variable 'T' on 'Extension|method'.
//  - 'A' is from 'pkg/front_end/testcases/extensions/check_bounds.dart'.
//  - 'B' is from 'pkg/front_end/testcases/extensions/check_bounds.dart'.
// Try changing type arguments so that they conform to the bounds.
//   Extension<A>(classA).method(); // Expect bounds mismatch.
//   ^
// pkg/front_end/testcases/extensions/check_bounds.dart:13:21: Context: This is the type variable whose bound isn't conformed to.
// extension Extension<T extends B> on Class<T> {
//                     ^
//
// pkg/front_end/testcases/extensions/check_bounds_lib.dart:15:3: Error: Inferred type argument 'A' doesn't conform to the bound 'B' of the type variable 'T' on 'Extension|genericMethod'.
//  - 'A' is from 'pkg/front_end/testcases/extensions/check_bounds.dart'.
//  - 'B' is from 'pkg/front_end/testcases/extensions/check_bounds.dart'.
// Try specifying type arguments explicitly so that they conform to the bounds.
//   Extension(classA).genericMethod(a); // Expect bounds mismatch.
//   ^
// pkg/front_end/testcases/extensions/check_bounds.dart:13:21: Context: This is the type variable whose bound isn't conformed to.
// extension Extension<T extends B> on Class<T> {
//                     ^
//
// pkg/front_end/testcases/extensions/check_bounds_lib.dart:15:3: Error: Inferred type argument 'A' doesn't conform to the bound 'B' of the type variable 'S' on 'Extension|genericMethod'.
//  - 'A' is from 'pkg/front_end/testcases/extensions/check_bounds.dart'.
//  - 'B' is from 'pkg/front_end/testcases/extensions/check_bounds.dart'.
// Try specifying type arguments explicitly so that they conform to the bounds.
//   Extension(classA).genericMethod(a); // Expect bounds mismatch.
//   ^
// pkg/front_end/testcases/extensions/check_bounds.dart:15:17: Context: This is the type variable whose bound isn't conformed to.
//   genericMethod<S extends B>(S s) {}
//                 ^
//
// pkg/front_end/testcases/extensions/check_bounds_lib.dart:16:3: Error: Inferred type argument 'A' doesn't conform to the bound 'B' of the type variable 'T' on 'Extension|genericMethod'.
//  - 'A' is from 'pkg/front_end/testcases/extensions/check_bounds.dart'.
//  - 'B' is from 'pkg/front_end/testcases/extensions/check_bounds.dart'.
// Try specifying type arguments explicitly so that they conform to the bounds.
//   Extension(classA).genericMethod<A>(a); // Expect bounds mismatch.
//   ^
// pkg/front_end/testcases/extensions/check_bounds.dart:13:21: Context: This is the type variable whose bound isn't conformed to.
// extension Extension<T extends B> on Class<T> {
//                     ^
//
// pkg/front_end/testcases/extensions/check_bounds_lib.dart:16:3: Error: Type argument 'A' doesn't conform to the bound 'B' of the type variable 'S' on 'Extension|genericMethod'.
//  - 'A' is from 'pkg/front_end/testcases/extensions/check_bounds.dart'.
//  - 'B' is from 'pkg/front_end/testcases/extensions/check_bounds.dart'.
// Try changing type arguments so that they conform to the bounds.
//   Extension(classA).genericMethod<A>(a); // Expect bounds mismatch.
//   ^
// pkg/front_end/testcases/extensions/check_bounds.dart:15:17: Context: This is the type variable whose bound isn't conformed to.
//   genericMethod<S extends B>(S s) {}
//                 ^
//
// pkg/front_end/testcases/extensions/check_bounds_lib.dart:17:3: Error: Inferred type argument 'A' doesn't conform to the bound 'B' of the type variable 'T' on 'Extension|genericMethod'.
//  - 'A' is from 'pkg/front_end/testcases/extensions/check_bounds.dart'.
//  - 'B' is from 'pkg/front_end/testcases/extensions/check_bounds.dart'.
// Try specifying type arguments explicitly so that they conform to the bounds.
//   Extension(classA).genericMethod<B>(a); // Expect bounds mismatch.
//   ^
// pkg/front_end/testcases/extensions/check_bounds.dart:13:21: Context: This is the type variable whose bound isn't conformed to.
// extension Extension<T extends B> on Class<T> {
//                     ^
//
// pkg/front_end/testcases/extensions/check_bounds_lib.dart:18:3: Error: Type argument 'A' doesn't conform to the bound 'B' of the type variable 'T' on 'Extension|genericMethod'.
//  - 'A' is from 'pkg/front_end/testcases/extensions/check_bounds.dart'.
//  - 'B' is from 'pkg/front_end/testcases/extensions/check_bounds.dart'.
// Try changing type arguments so that they conform to the bounds.
//   Extension<A>(classA).genericMethod(a); // Expect bounds mismatch.
//   ^
// pkg/front_end/testcases/extensions/check_bounds.dart:13:21: Context: This is the type variable whose bound isn't conformed to.
// extension Extension<T extends B> on Class<T> {
//                     ^
//
// pkg/front_end/testcases/extensions/check_bounds_lib.dart:18:3: Error: Inferred type argument 'A' doesn't conform to the bound 'B' of the type variable 'S' on 'Extension|genericMethod'.
//  - 'A' is from 'pkg/front_end/testcases/extensions/check_bounds.dart'.
//  - 'B' is from 'pkg/front_end/testcases/extensions/check_bounds.dart'.
// Try specifying type arguments explicitly so that they conform to the bounds.
//   Extension<A>(classA).genericMethod(a); // Expect bounds mismatch.
//   ^
// pkg/front_end/testcases/extensions/check_bounds.dart:15:17: Context: This is the type variable whose bound isn't conformed to.
//   genericMethod<S extends B>(S s) {}
//                 ^
//
// pkg/front_end/testcases/extensions/check_bounds_lib.dart:19:3: Error: Type argument 'A' doesn't conform to the bound 'B' of the type variable 'T' on 'Extension|genericMethod'.
//  - 'A' is from 'pkg/front_end/testcases/extensions/check_bounds.dart'.
//  - 'B' is from 'pkg/front_end/testcases/extensions/check_bounds.dart'.
// Try changing type arguments so that they conform to the bounds.
//   Extension<A>(classA).genericMethod<A>(a); // Expect bounds mismatch.
//   ^
// pkg/front_end/testcases/extensions/check_bounds.dart:13:21: Context: This is the type variable whose bound isn't conformed to.
// extension Extension<T extends B> on Class<T> {
//                     ^
//
// pkg/front_end/testcases/extensions/check_bounds_lib.dart:19:3: Error: Type argument 'A' doesn't conform to the bound 'B' of the type variable 'S' on 'Extension|genericMethod'.
//  - 'A' is from 'pkg/front_end/testcases/extensions/check_bounds.dart'.
//  - 'B' is from 'pkg/front_end/testcases/extensions/check_bounds.dart'.
// Try changing type arguments so that they conform to the bounds.
//   Extension<A>(classA).genericMethod<A>(a); // Expect bounds mismatch.
//   ^
// pkg/front_end/testcases/extensions/check_bounds.dart:15:17: Context: This is the type variable whose bound isn't conformed to.
//   genericMethod<S extends B>(S s) {}
//                 ^
//
// pkg/front_end/testcases/extensions/check_bounds_lib.dart:20:3: Error: Type argument 'A' doesn't conform to the bound 'B' of the type variable 'T' on 'Extension|genericMethod'.
//  - 'A' is from 'pkg/front_end/testcases/extensions/check_bounds.dart'.
//  - 'B' is from 'pkg/front_end/testcases/extensions/check_bounds.dart'.
// Try changing type arguments so that they conform to the bounds.
//   Extension<A>(classA).genericMethod<B>(a); // Expect bounds mismatch.
//   ^
// pkg/front_end/testcases/extensions/check_bounds.dart:13:21: Context: This is the type variable whose bound isn't conformed to.
// extension Extension<T extends B> on Class<T> {
//                     ^
//
// pkg/front_end/testcases/extensions/check_bounds_lib.dart:21:24: Error: Inferred type argument 'A' doesn't conform to the bound 'B' of the type variable 'S' on 'Extension|genericMethod'.
//  - 'A' is from 'pkg/front_end/testcases/extensions/check_bounds.dart'.
//  - 'B' is from 'pkg/front_end/testcases/extensions/check_bounds.dart'.
// Try specifying type arguments explicitly so that they conform to the bounds.
//   Extension<B>(classA).genericMethod(a); // Expect bounds mismatch.
//                        ^
// pkg/front_end/testcases/extensions/check_bounds.dart:15:17: Context: This is the type variable whose bound isn't conformed to.
//   genericMethod<S extends B>(S s) {}
//                 ^
//
// pkg/front_end/testcases/extensions/check_bounds_lib.dart:22:24: Error: Type argument 'A' doesn't conform to the bound 'B' of the type variable 'S' on 'Extension|genericMethod'.
//  - 'A' is from 'pkg/front_end/testcases/extensions/check_bounds.dart'.
//  - 'B' is from 'pkg/front_end/testcases/extensions/check_bounds.dart'.
// Try changing type arguments so that they conform to the bounds.
//   Extension<B>(classA).genericMethod<A>(a); // Expect bounds mismatch.
//                        ^
// pkg/front_end/testcases/extensions/check_bounds.dart:15:17: Context: This is the type variable whose bound isn't conformed to.
//   genericMethod<S extends B>(S s) {}
//                 ^
//
// pkg/front_end/testcases/extensions/check_bounds_lib.dart:28:3: Error: Type argument 'A' doesn't conform to the bound 'B' of the type variable 'T' on 'Extension|method'.
//  - 'A' is from 'pkg/front_end/testcases/extensions/check_bounds.dart'.
//  - 'B' is from 'pkg/front_end/testcases/extensions/check_bounds.dart'.
// Try changing type arguments so that they conform to the bounds.
//   Extension<A>(classB).method(); // Expect bounds mismatch.
//   ^
// pkg/front_end/testcases/extensions/check_bounds.dart:13:21: Context: This is the type variable whose bound isn't conformed to.
// extension Extension<T extends B> on Class<T> {
//                     ^
//
// pkg/front_end/testcases/extensions/check_bounds_lib.dart:31:10: Error: Inferred type argument 'A' doesn't conform to the bound 'B' of the type variable 'S' on 'Extension|genericMethod'.
//  - 'A' is from 'pkg/front_end/testcases/extensions/check_bounds.dart'.
//  - 'B' is from 'pkg/front_end/testcases/extensions/check_bounds.dart'.
// Try specifying type arguments explicitly so that they conform to the bounds.
//   classB.genericMethod(a); // Expect bounds mismatch.
//          ^
// pkg/front_end/testcases/extensions/check_bounds.dart:15:17: Context: This is the type variable whose bound isn't conformed to.
//   genericMethod<S extends B>(S s) {}
//                 ^
//
// pkg/front_end/testcases/extensions/check_bounds_lib.dart:32:10: Error: Type argument 'A' doesn't conform to the bound 'B' of the type variable 'S' on 'Extension|genericMethod'.
//  - 'A' is from 'pkg/front_end/testcases/extensions/check_bounds.dart'.
//  - 'B' is from 'pkg/front_end/testcases/extensions/check_bounds.dart'.
// Try changing type arguments so that they conform to the bounds.
//   classB.genericMethod<A>(a); // Expect bounds mismatch.
//          ^
// pkg/front_end/testcases/extensions/check_bounds.dart:15:17: Context: This is the type variable whose bound isn't conformed to.
//   genericMethod<S extends B>(S s) {}
//                 ^
//
// pkg/front_end/testcases/extensions/check_bounds_lib.dart:34:21: Error: Inferred type argument 'A' doesn't conform to the bound 'B' of the type variable 'S' on 'Extension|genericMethod'.
//  - 'A' is from 'pkg/front_end/testcases/extensions/check_bounds.dart'.
//  - 'B' is from 'pkg/front_end/testcases/extensions/check_bounds.dart'.
// Try specifying type arguments explicitly so that they conform to the bounds.
//   Extension(classB).genericMethod(a); // Expect bounds mismatch.
//                     ^
// pkg/front_end/testcases/extensions/check_bounds.dart:15:17: Context: This is the type variable whose bound isn't conformed to.
//   genericMethod<S extends B>(S s) {}
//                 ^
//
// pkg/front_end/testcases/extensions/check_bounds_lib.dart:35:21: Error: Type argument 'A' doesn't conform to the bound 'B' of the type variable 'S' on 'Extension|genericMethod'.
//  - 'A' is from 'pkg/front_end/testcases/extensions/check_bounds.dart'.
//  - 'B' is from 'pkg/front_end/testcases/extensions/check_bounds.dart'.
// Try changing type arguments so that they conform to the bounds.
//   Extension(classB).genericMethod<A>(a); // Expect bounds mismatch.
//                     ^
// pkg/front_end/testcases/extensions/check_bounds.dart:15:17: Context: This is the type variable whose bound isn't conformed to.
//   genericMethod<S extends B>(S s) {}
//                 ^
//
// pkg/front_end/testcases/extensions/check_bounds_lib.dart:37:3: Error: Type argument 'A' doesn't conform to the bound 'B' of the type variable 'T' on 'Extension|genericMethod'.
//  - 'A' is from 'pkg/front_end/testcases/extensions/check_bounds.dart'.
//  - 'B' is from 'pkg/front_end/testcases/extensions/check_bounds.dart'.
// Try changing type arguments so that they conform to the bounds.
//   Extension<A>(classB).genericMethod(a); // Expect bounds mismatch.
//   ^
// pkg/front_end/testcases/extensions/check_bounds.dart:13:21: Context: This is the type variable whose bound isn't conformed to.
// extension Extension<T extends B> on Class<T> {
//                     ^
//
// pkg/front_end/testcases/extensions/check_bounds_lib.dart:37:3: Error: Inferred type argument 'A' doesn't conform to the bound 'B' of the type variable 'S' on 'Extension|genericMethod'.
//  - 'A' is from 'pkg/front_end/testcases/extensions/check_bounds.dart'.
//  - 'B' is from 'pkg/front_end/testcases/extensions/check_bounds.dart'.
// Try specifying type arguments explicitly so that they conform to the bounds.
//   Extension<A>(classB).genericMethod(a); // Expect bounds mismatch.
//   ^
// pkg/front_end/testcases/extensions/check_bounds.dart:15:17: Context: This is the type variable whose bound isn't conformed to.
//   genericMethod<S extends B>(S s) {}
//                 ^
//
// pkg/front_end/testcases/extensions/check_bounds_lib.dart:38:3: Error: Type argument 'A' doesn't conform to the bound 'B' of the type variable 'T' on 'Extension|genericMethod'.
//  - 'A' is from 'pkg/front_end/testcases/extensions/check_bounds.dart'.
//  - 'B' is from 'pkg/front_end/testcases/extensions/check_bounds.dart'.
// Try changing type arguments so that they conform to the bounds.
//   Extension<A>(classB).genericMethod<A>(a); // Expect bounds mismatch.
//   ^
// pkg/front_end/testcases/extensions/check_bounds.dart:13:21: Context: This is the type variable whose bound isn't conformed to.
// extension Extension<T extends B> on Class<T> {
//                     ^
//
// pkg/front_end/testcases/extensions/check_bounds_lib.dart:38:3: Error: Type argument 'A' doesn't conform to the bound 'B' of the type variable 'S' on 'Extension|genericMethod'.
//  - 'A' is from 'pkg/front_end/testcases/extensions/check_bounds.dart'.
//  - 'B' is from 'pkg/front_end/testcases/extensions/check_bounds.dart'.
// Try changing type arguments so that they conform to the bounds.
//   Extension<A>(classB).genericMethod<A>(a); // Expect bounds mismatch.
//   ^
// pkg/front_end/testcases/extensions/check_bounds.dart:15:17: Context: This is the type variable whose bound isn't conformed to.
//   genericMethod<S extends B>(S s) {}
//                 ^
//
// pkg/front_end/testcases/extensions/check_bounds_lib.dart:39:3: Error: Type argument 'A' doesn't conform to the bound 'B' of the type variable 'T' on 'Extension|genericMethod'.
//  - 'A' is from 'pkg/front_end/testcases/extensions/check_bounds.dart'.
//  - 'B' is from 'pkg/front_end/testcases/extensions/check_bounds.dart'.
// Try changing type arguments so that they conform to the bounds.
//   Extension<A>(classB).genericMethod<B>(a); // Expect bounds mismatch.
//   ^
// pkg/front_end/testcases/extensions/check_bounds.dart:13:21: Context: This is the type variable whose bound isn't conformed to.
// extension Extension<T extends B> on Class<T> {
//                     ^
//
// pkg/front_end/testcases/extensions/check_bounds_lib.dart:40:24: Error: Inferred type argument 'A' doesn't conform to the bound 'B' of the type variable 'S' on 'Extension|genericMethod'.
//  - 'A' is from 'pkg/front_end/testcases/extensions/check_bounds.dart'.
//  - 'B' is from 'pkg/front_end/testcases/extensions/check_bounds.dart'.
// Try specifying type arguments explicitly so that they conform to the bounds.
//   Extension<B>(classB).genericMethod(a); // Expect bounds mismatch.
//                        ^
// pkg/front_end/testcases/extensions/check_bounds.dart:15:17: Context: This is the type variable whose bound isn't conformed to.
//   genericMethod<S extends B>(S s) {}
//                 ^
//
// pkg/front_end/testcases/extensions/check_bounds_lib.dart:41:24: Error: Type argument 'A' doesn't conform to the bound 'B' of the type variable 'S' on 'Extension|genericMethod'.
//  - 'A' is from 'pkg/front_end/testcases/extensions/check_bounds.dart'.
//  - 'B' is from 'pkg/front_end/testcases/extensions/check_bounds.dart'.
// Try changing type arguments so that they conform to the bounds.
//   Extension<B>(classB).genericMethod<A>(a); // Expect bounds mismatch.
//                        ^
// pkg/front_end/testcases/extensions/check_bounds.dart:15:17: Context: This is the type variable whose bound isn't conformed to.
//   genericMethod<S extends B>(S s) {}
//                 ^
//
import self as self;
import "dart:core" as core;

part check_bounds_lib.dart;
class A extends core::Object {
  synthetic constructor •() → self::A*
    : 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
}
class B extends self::A {
  synthetic constructor •() → self::B*
    : super self::A::•()
    ;
}
class Class<T extends self::A* = self::A*> extends core::Object {
  synthetic constructor •() → self::Class<self::Class::T*>*
    : 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
}
extension Extension<T extends self::B* = self::B*> on self::Class<T*>* {
  method method = self::Extension|method;
  tearoff method = self::Extension|get#method;
  method genericMethod = self::Extension|genericMethod;
  tearoff genericMethod = self::Extension|get#genericMethod;
}
static final field self::A* a = new self::A::•();
static final field self::Class<self::A*>* classA = new self::Class::•<self::A*>();
static final field dynamic field1 = invalid-expression "pkg/front_end/testcases/extensions/check_bounds.dart:60:23: Error: The method 'method' isn't defined for the class 'Class<A>'.
 - 'Class' is from 'pkg/front_end/testcases/extensions/check_bounds.dart'.
 - 'A' is from 'pkg/front_end/testcases/extensions/check_bounds.dart'.
Try correcting the name to the name of an existing method, or defining a method named 'method'.
final field1 = classA.method(); // Expect method not found.
                      ^^^^^^";
static final field dynamic field2 = self::Extension|method<self::A*>(self::classA);
static final field dynamic field3 = self::Extension|method<self::A*>(self::classA);
static final field dynamic field4 = self::Extension|method<self::B*>(self::classA as{TypeError} self::Class<self::B*>*);
static final field dynamic field5 = self::Extension|genericMethod<self::A*, self::A*>(self::classA, self::a);
static final field dynamic field6 = self::Extension|genericMethod<self::A*, self::A*>(self::classA, self::a);
static final field dynamic field7 = self::Extension|genericMethod<self::A*, self::B*>(self::classA, self::a as{TypeError} self::B*);
static final field dynamic field8 = self::Extension|genericMethod<self::A*, self::A*>(self::classA, self::a);
static final field dynamic field9 = self::Extension|genericMethod<self::A*, self::A*>(self::classA, self::a);
static final field dynamic field10 = self::Extension|genericMethod<self::A*, self::B*>(self::classA, self::a as{TypeError} self::B*);
static final field dynamic field11 = self::Extension|genericMethod<self::B*, self::A*>(self::classA as{TypeError} self::Class<self::B*>*, self::a);
static final field dynamic field12 = self::Extension|genericMethod<self::B*, self::A*>(self::classA as{TypeError} self::Class<self::B*>*, self::a);
static final field dynamic field13 = self::Extension|genericMethod<self::B*, self::B*>(self::classA as{TypeError} self::Class<self::B*>*, self::a as{TypeError} self::B*);
static final field self::Class<self::B*>* classB = new self::Class::•<self::B*>();
static final field dynamic field14 = self::Extension|method<self::B*>(self::classB);
static final field dynamic field15 = self::Extension|method<self::B*>(self::classB);
static final field dynamic field16 = self::Extension|method<self::A*>(self::classB);
static final field dynamic field17 = self::Extension|method<self::B*>(self::classB);
static final field dynamic field18 = self::Extension|genericMethod<self::B*, self::A*>(self::classB, self::a);
static final field dynamic field19 = self::Extension|genericMethod<self::B*, self::A*>(self::classB, self::a);
static final field dynamic field20 = self::Extension|genericMethod<self::B*, self::B*>(self::classB, self::a as{TypeError} self::B*);
static final field dynamic field21 = self::Extension|genericMethod<self::B*, self::A*>(self::classB, self::a);
static final field dynamic field22 = self::Extension|genericMethod<self::B*, self::A*>(self::classB, self::a);
static final field dynamic field23 = self::Extension|genericMethod<self::B*, self::B*>(self::classB, self::a as{TypeError} self::B*);
static final field dynamic field24 = self::Extension|genericMethod<self::A*, self::A*>(self::classB, self::a);
static final field dynamic field25 = self::Extension|genericMethod<self::A*, self::A*>(self::classB, self::a);
static final field dynamic field26 = self::Extension|genericMethod<self::A*, self::B*>(self::classB, self::a as{TypeError} self::B*);
static final field dynamic field27 = self::Extension|genericMethod<self::B*, self::A*>(self::classB, self::a);
static final field dynamic field28 = self::Extension|genericMethod<self::B*, self::A*>(self::classB, self::a);
static final field dynamic field29 = self::Extension|genericMethod<self::B*, self::B*>(self::classB, self::a as{TypeError} self::B*);
static method Extension|method<T extends self::B* = self::B*>(final self::Class<self::Extension|method::T*>* #this) → dynamic {}
static method Extension|get#method<T extends self::B* = self::B*>(final self::Class<self::Extension|get#method::T*>* #this) → () →* dynamic
  return () → dynamic => self::Extension|method<self::Extension|get#method::T*>(#this);
static method Extension|genericMethod<T extends self::B* = self::B*, S extends self::B* = self::B*>(final self::Class<self::Extension|genericMethod::T*>* #this, self::Extension|genericMethod::S* s) → dynamic {}
static method Extension|get#genericMethod<T extends self::B* = self::B*>(final self::Class<self::Extension|get#genericMethod::T*>* #this) → <S extends self::B* = self::B*>(S*) →* dynamic
  return <S extends self::B* = self::B*>(S* s) → dynamic => self::Extension|genericMethod<self::Extension|get#genericMethod::T*, S*>(#this, s);
static method main() → dynamic {}
static method test() → dynamic {
  self::A* a;
  self::Class<self::A*>* classA = new self::Class::•<self::A*>();
  invalid-expression "pkg/front_end/testcases/extensions/check_bounds.dart:24:10: Error: The method 'method' isn't defined for the class 'Class<A>'.
 - 'Class' is from 'pkg/front_end/testcases/extensions/check_bounds.dart'.
 - 'A' is from 'pkg/front_end/testcases/extensions/check_bounds.dart'.
Try correcting the name to the name of an existing method, or defining a method named 'method'.
  classA.method(); // Expect method not found.
         ^^^^^^";
  self::Extension|method<self::A*>(classA);
  self::Extension|method<self::A*>(classA);
  self::Extension|method<self::B*>(classA as{TypeError} self::Class<self::B*>*);
  self::Extension|genericMethod<self::A*, self::A*>(classA, a);
  self::Extension|genericMethod<self::A*, self::A*>(classA, a);
  self::Extension|genericMethod<self::A*, self::B*>(classA, a as{TypeError} self::B*);
  self::Extension|genericMethod<self::A*, self::A*>(classA, a);
  self::Extension|genericMethod<self::A*, self::A*>(classA, a);
  self::Extension|genericMethod<self::A*, self::B*>(classA, a as{TypeError} self::B*);
  self::Extension|genericMethod<self::B*, self::A*>(classA as{TypeError} self::Class<self::B*>*, a);
  self::Extension|genericMethod<self::B*, self::A*>(classA as{TypeError} self::Class<self::B*>*, a);
  self::Extension|genericMethod<self::B*, self::B*>(classA as{TypeError} self::Class<self::B*>*, a as{TypeError} self::B*);
  self::Class<self::B*>* classB = new self::Class::•<self::B*>();
  self::Extension|method<self::B*>(classB);
  self::Extension|method<self::B*>(classB);
  self::Extension|method<self::A*>(classB);
  self::Extension|method<self::B*>(classB);
  self::Extension|genericMethod<self::B*, self::A*>(classB, a);
  self::Extension|genericMethod<self::B*, self::A*>(classB, a);
  self::Extension|genericMethod<self::B*, self::B*>(classB, a as{TypeError} self::B*);
  self::Extension|genericMethod<self::B*, self::A*>(classB, a);
  self::Extension|genericMethod<self::B*, self::A*>(classB, a);
  self::Extension|genericMethod<self::B*, self::B*>(classB, a as{TypeError} self::B*);
  self::Extension|genericMethod<self::A*, self::A*>(classB, a);
  self::Extension|genericMethod<self::A*, self::A*>(classB, a);
  self::Extension|genericMethod<self::A*, self::B*>(classB, a as{TypeError} self::B*);
  self::Extension|genericMethod<self::B*, self::A*>(classB, a);
  self::Extension|genericMethod<self::B*, self::A*>(classB, a);
  self::Extension|genericMethod<self::B*, self::B*>(classB, a as{TypeError} self::B*);
}
static method /* from org-dartlang-testcase:///check_bounds_lib.dart */ testInPart() → dynamic {
  self::A* a;
  self::Class<self::A*>* classA = new self::Class::•<self::A*>();
  invalid-expression "pkg/front_end/testcases/extensions/check_bounds_lib.dart:11:10: Error: The method 'method' isn't defined for the class 'Class<A>'.
 - 'Class' is from 'pkg/front_end/testcases/extensions/check_bounds.dart'.
 - 'A' is from 'pkg/front_end/testcases/extensions/check_bounds.dart'.
Try correcting the name to the name of an existing method, or defining a method named 'method'.
  classA.method();
         ^^^^^^";
  self::Extension|method<self::A*>(classA);
  self::Extension|method<self::A*>(classA);
  self::Extension|method<self::B*>(classA as{TypeError} self::Class<self::B*>*);
  self::Extension|genericMethod<self::A*, self::A*>(classA, a);
  self::Extension|genericMethod<self::A*, self::A*>(classA, a);
  self::Extension|genericMethod<self::A*, self::B*>(classA, a as{TypeError} self::B*);
  self::Extension|genericMethod<self::A*, self::A*>(classA, a);
  self::Extension|genericMethod<self::A*, self::A*>(classA, a);
  self::Extension|genericMethod<self::A*, self::B*>(classA, a as{TypeError} self::B*);
  self::Extension|genericMethod<self::B*, self::A*>(classA as{TypeError} self::Class<self::B*>*, a);
  self::Extension|genericMethod<self::B*, self::A*>(classA as{TypeError} self::Class<self::B*>*, a);
  self::Extension|genericMethod<self::B*, self::B*>(classA as{TypeError} self::Class<self::B*>*, a as{TypeError} self::B*);
  self::Class<self::B*>* classB = new self::Class::•<self::B*>();
  self::Extension|method<self::B*>(classB);
  self::Extension|method<self::B*>(classB);
  self::Extension|method<self::A*>(classB);
  self::Extension|method<self::B*>(classB);
  self::Extension|genericMethod<self::B*, self::A*>(classB, a);
  self::Extension|genericMethod<self::B*, self::A*>(classB, a);
  self::Extension|genericMethod<self::B*, self::B*>(classB, a as{TypeError} self::B*);
  self::Extension|genericMethod<self::B*, self::A*>(classB, a);
  self::Extension|genericMethod<self::B*, self::A*>(classB, a);
  self::Extension|genericMethod<self::B*, self::B*>(classB, a as{TypeError} self::B*);
  self::Extension|genericMethod<self::A*, self::A*>(classB, a);
  self::Extension|genericMethod<self::A*, self::A*>(classB, a);
  self::Extension|genericMethod<self::A*, self::B*>(classB, a as{TypeError} self::B*);
  self::Extension|genericMethod<self::B*, self::A*>(classB, a);
  self::Extension|genericMethod<self::B*, self::A*>(classB, a);
  self::Extension|genericMethod<self::B*, self::B*>(classB, a as{TypeError} self::B*);
}