=== tests/cases/conformance/types/typeRelationships/assignmentCompatibility/assignmentCompatWithCallSignatures6.ts ===
// checking assignment compatibility relations for function types. All valid

class Base { foo: string; }
>Base : Base
>foo : string

class Derived extends Base { bar: string; }
>Derived : Derived
>Base : Base
>bar : string

class Derived2 extends Derived { baz: string; }
>Derived2 : Derived2
>Derived : Derived
>baz : string

class OtherDerived extends Base { bing: string; }
>OtherDerived : OtherDerived
>Base : Base
>bing : string

interface A {
>A : A

    a: <T>(x: T) => T[];
>a : <T>(x: T) => T[]
>T : T
>x : T
>T : T
>T : T

    a2: <T>(x: T) => string[];
>a2 : <T>(x: T) => string[]
>T : T
>x : T
>T : T

    a3: <T>(x: T) => void;
>a3 : <T>(x: T) => void
>T : T
>x : T
>T : T

    a4: <T,U>(x: T, y: U) => string;
>a4 : <T, U>(x: T, y: U) => string
>T : T
>U : U
>x : T
>T : T
>y : U
>U : U

    a5: <T,U>(x: (arg: T) => U) => T;
>a5 : <T, U>(x: (arg: T) => U) => T
>T : T
>U : U
>x : (arg: T) => U
>arg : T
>T : T
>U : U
>T : T

    a6: <T extends Base>(x: (arg: T) => Derived) => T;
>a6 : <T extends Base>(x: (arg: T) => Derived) => T
>T : T
>Base : Base
>x : (arg: T) => Derived
>arg : T
>T : T
>Derived : Derived
>T : T

    a11: <T>(x: { foo: T }, y: { foo: T; bar: T }) => Base;
>a11 : <T>(x: { foo: T; }, y: { foo: T; bar: T; }) => Base
>T : T
>x : { foo: T; }
>foo : T
>T : T
>y : { foo: T; bar: T; }
>foo : T
>T : T
>bar : T
>T : T
>Base : Base

    a15: <T>(x: { a: T; b: T }) => T[];
>a15 : <T>(x: { a: T; b: T; }) => T[]
>T : T
>x : { a: T; b: T; }
>a : T
>T : T
>b : T
>T : T
>T : T

    a16: <T extends Base>(x: { a: T; b: T }) => T[];
>a16 : <T extends Base>(x: { a: T; b: T; }) => T[]
>T : T
>Base : Base
>x : { a: T; b: T; }
>a : T
>T : T
>b : T
>T : T
>T : T
}

var x: A;
>x : A
>A : A

var b: <T>(x: T) => T[]; 
>b : <T>(x: T) => T[]
>T : T
>x : T
>T : T
>T : T

x.a = b;
>x.a = b : <T>(x: T) => T[]
>x.a : <T>(x: T) => T[]
>x : A
>a : <T>(x: T) => T[]
>b : <T>(x: T) => T[]

b = x.a;
>b = x.a : <T>(x: T) => T[]
>b : <T>(x: T) => T[]
>x.a : <T>(x: T) => T[]
>x : A
>a : <T>(x: T) => T[]

var b2: <T>(x: T) => string[]; 
>b2 : <T>(x: T) => string[]
>T : T
>x : T
>T : T

x.a2 = b2;
>x.a2 = b2 : <T>(x: T) => string[]
>x.a2 : <T>(x: T) => string[]
>x : A
>a2 : <T>(x: T) => string[]
>b2 : <T>(x: T) => string[]

b2 = x.a2;
>b2 = x.a2 : <T>(x: T) => string[]
>b2 : <T>(x: T) => string[]
>x.a2 : <T>(x: T) => string[]
>x : A
>a2 : <T>(x: T) => string[]

var b3: <T>(x: T) => T;
>b3 : <T>(x: T) => T
>T : T
>x : T
>T : T
>T : T

x.a3 = b3;
>x.a3 = b3 : <T>(x: T) => T
>x.a3 : <T>(x: T) => void
>x : A
>a3 : <T>(x: T) => void
>b3 : <T>(x: T) => T

b3 = x.a3;
>b3 = x.a3 : <T>(x: T) => void
>b3 : <T>(x: T) => T
>x.a3 : <T>(x: T) => void
>x : A
>a3 : <T>(x: T) => void

var b4: <T, U>(x: T, y: U) => string; 
>b4 : <T, U>(x: T, y: U) => string
>T : T
>U : U
>x : T
>T : T
>y : U
>U : U

x.a4 = b4;
>x.a4 = b4 : <T, U>(x: T, y: U) => string
>x.a4 : <T, U>(x: T, y: U) => string
>x : A
>a4 : <T, U>(x: T, y: U) => string
>b4 : <T, U>(x: T, y: U) => string

b4 = x.a4;
>b4 = x.a4 : <T, U>(x: T, y: U) => string
>b4 : <T, U>(x: T, y: U) => string
>x.a4 : <T, U>(x: T, y: U) => string
>x : A
>a4 : <T, U>(x: T, y: U) => string

var b5: <T, U>(x: (arg: T) => U) => T; 
>b5 : <T, U>(x: (arg: T) => U) => T
>T : T
>U : U
>x : (arg: T) => U
>arg : T
>T : T
>U : U
>T : T

x.a5 = b5;
>x.a5 = b5 : <T, U>(x: (arg: T) => U) => T
>x.a5 : <T, U>(x: (arg: T) => U) => T
>x : A
>a5 : <T, U>(x: (arg: T) => U) => T
>b5 : <T, U>(x: (arg: T) => U) => T

b5 = x.a5;
>b5 = x.a5 : <T, U>(x: (arg: T) => U) => T
>b5 : <T, U>(x: (arg: T) => U) => T
>x.a5 : <T, U>(x: (arg: T) => U) => T
>x : A
>a5 : <T, U>(x: (arg: T) => U) => T

var b11: <T, U>(x: { foo: T }, y: { foo: U; bar: U }) => Base; 
>b11 : <T, U>(x: { foo: T; }, y: { foo: U; bar: U; }) => Base
>T : T
>U : U
>x : { foo: T; }
>foo : T
>T : T
>y : { foo: U; bar: U; }
>foo : U
>U : U
>bar : U
>U : U
>Base : Base

x.a11 = b11;
>x.a11 = b11 : <T, U>(x: { foo: T; }, y: { foo: U; bar: U; }) => Base
>x.a11 : <T>(x: { foo: T; }, y: { foo: T; bar: T; }) => Base
>x : A
>a11 : <T>(x: { foo: T; }, y: { foo: T; bar: T; }) => Base
>b11 : <T, U>(x: { foo: T; }, y: { foo: U; bar: U; }) => Base

b11 = x.a11;
>b11 = x.a11 : <T>(x: { foo: T; }, y: { foo: T; bar: T; }) => Base
>b11 : <T, U>(x: { foo: T; }, y: { foo: U; bar: U; }) => Base
>x.a11 : <T>(x: { foo: T; }, y: { foo: T; bar: T; }) => Base
>x : A
>a11 : <T>(x: { foo: T; }, y: { foo: T; bar: T; }) => Base

var b16: <T>(x: { a: T; b: T }) => T[]; 
>b16 : <T>(x: { a: T; b: T; }) => T[]
>T : T
>x : { a: T; b: T; }
>a : T
>T : T
>b : T
>T : T
>T : T

x.a16 = b16;
>x.a16 = b16 : <T>(x: { a: T; b: T; }) => T[]
>x.a16 : <T extends Base>(x: { a: T; b: T; }) => T[]
>x : A
>a16 : <T extends Base>(x: { a: T; b: T; }) => T[]
>b16 : <T>(x: { a: T; b: T; }) => T[]

b16 = x.a16;
>b16 = x.a16 : <T extends Base>(x: { a: T; b: T; }) => T[]
>b16 : <T>(x: { a: T; b: T; }) => T[]
>x.a16 : <T extends Base>(x: { a: T; b: T; }) => T[]
>x : A
>a16 : <T extends Base>(x: { a: T; b: T; }) => T[]