=== tests/cases/conformance/types/typeRelationships/assignmentCompatibility/assignmentCompatWithCallSignatures5.ts ===
// checking assignment compat for function types. No errors in this file

class Base { foo: string; }
>Base : Base, Symbol(Base, Decl(assignmentCompatWithCallSignatures5.ts, 0, 0))
>foo : string, Symbol(foo, Decl(assignmentCompatWithCallSignatures5.ts, 2, 12))

class Derived extends Base { bar: string; }
>Derived : Derived, Symbol(Derived, Decl(assignmentCompatWithCallSignatures5.ts, 2, 27))
>Base : Base, Symbol(Base, Decl(assignmentCompatWithCallSignatures5.ts, 0, 0))
>bar : string, Symbol(bar, Decl(assignmentCompatWithCallSignatures5.ts, 3, 28))

class Derived2 extends Derived { baz: string; }
>Derived2 : Derived2, Symbol(Derived2, Decl(assignmentCompatWithCallSignatures5.ts, 3, 43))
>Derived : Derived, Symbol(Derived, Decl(assignmentCompatWithCallSignatures5.ts, 2, 27))
>baz : string, Symbol(baz, Decl(assignmentCompatWithCallSignatures5.ts, 4, 32))

class OtherDerived extends Base { bing: string; }
>OtherDerived : OtherDerived, Symbol(OtherDerived, Decl(assignmentCompatWithCallSignatures5.ts, 4, 47))
>Base : Base, Symbol(Base, Decl(assignmentCompatWithCallSignatures5.ts, 0, 0))
>bing : string, Symbol(bing, Decl(assignmentCompatWithCallSignatures5.ts, 5, 33))

var a: <T>(x: T) => T[];
>a : <T>(x: T) => T[], Symbol(a, Decl(assignmentCompatWithCallSignatures5.ts, 7, 3))
>T : T, Symbol(T, Decl(assignmentCompatWithCallSignatures5.ts, 7, 8))
>x : T, Symbol(x, Decl(assignmentCompatWithCallSignatures5.ts, 7, 11))
>T : T, Symbol(T, Decl(assignmentCompatWithCallSignatures5.ts, 7, 8))
>T : T, Symbol(T, Decl(assignmentCompatWithCallSignatures5.ts, 7, 8))

var a2: <T>(x: T) => string[];
>a2 : <T>(x: T) => string[], Symbol(a2, Decl(assignmentCompatWithCallSignatures5.ts, 8, 3))
>T : T, Symbol(T, Decl(assignmentCompatWithCallSignatures5.ts, 8, 9))
>x : T, Symbol(x, Decl(assignmentCompatWithCallSignatures5.ts, 8, 12))
>T : T, Symbol(T, Decl(assignmentCompatWithCallSignatures5.ts, 8, 9))

var a3: <T>(x: T) => void;
>a3 : <T>(x: T) => void, Symbol(a3, Decl(assignmentCompatWithCallSignatures5.ts, 9, 3))
>T : T, Symbol(T, Decl(assignmentCompatWithCallSignatures5.ts, 9, 9))
>x : T, Symbol(x, Decl(assignmentCompatWithCallSignatures5.ts, 9, 12))
>T : T, Symbol(T, Decl(assignmentCompatWithCallSignatures5.ts, 9, 9))

var a4: <T,U>(x: T, y: U) => string;
>a4 : <T, U>(x: T, y: U) => string, Symbol(a4, Decl(assignmentCompatWithCallSignatures5.ts, 10, 3))
>T : T, Symbol(T, Decl(assignmentCompatWithCallSignatures5.ts, 10, 9))
>U : U, Symbol(U, Decl(assignmentCompatWithCallSignatures5.ts, 10, 11))
>x : T, Symbol(x, Decl(assignmentCompatWithCallSignatures5.ts, 10, 14))
>T : T, Symbol(T, Decl(assignmentCompatWithCallSignatures5.ts, 10, 9))
>y : U, Symbol(y, Decl(assignmentCompatWithCallSignatures5.ts, 10, 19))
>U : U, Symbol(U, Decl(assignmentCompatWithCallSignatures5.ts, 10, 11))

var a5: <T,U>(x: (arg: T) => U) => T;
>a5 : <T, U>(x: (arg: T) => U) => T, Symbol(a5, Decl(assignmentCompatWithCallSignatures5.ts, 11, 3))
>T : T, Symbol(T, Decl(assignmentCompatWithCallSignatures5.ts, 11, 9))
>U : U, Symbol(U, Decl(assignmentCompatWithCallSignatures5.ts, 11, 11))
>x : (arg: T) => U, Symbol(x, Decl(assignmentCompatWithCallSignatures5.ts, 11, 14))
>arg : T, Symbol(arg, Decl(assignmentCompatWithCallSignatures5.ts, 11, 18))
>T : T, Symbol(T, Decl(assignmentCompatWithCallSignatures5.ts, 11, 9))
>U : U, Symbol(U, Decl(assignmentCompatWithCallSignatures5.ts, 11, 11))
>T : T, Symbol(T, Decl(assignmentCompatWithCallSignatures5.ts, 11, 9))

var a6: <T extends Base>(x: (arg: T) => Derived) => T;
>a6 : <T extends Base>(x: (arg: T) => Derived) => T, Symbol(a6, Decl(assignmentCompatWithCallSignatures5.ts, 12, 3))
>T : T, Symbol(T, Decl(assignmentCompatWithCallSignatures5.ts, 12, 9))
>Base : Base, Symbol(Base, Decl(assignmentCompatWithCallSignatures5.ts, 0, 0))
>x : (arg: T) => Derived, Symbol(x, Decl(assignmentCompatWithCallSignatures5.ts, 12, 25))
>arg : T, Symbol(arg, Decl(assignmentCompatWithCallSignatures5.ts, 12, 29))
>T : T, Symbol(T, Decl(assignmentCompatWithCallSignatures5.ts, 12, 9))
>Derived : Derived, Symbol(Derived, Decl(assignmentCompatWithCallSignatures5.ts, 2, 27))
>T : T, Symbol(T, Decl(assignmentCompatWithCallSignatures5.ts, 12, 9))

var a11: <T>(x: { foo: T }, y: { foo: T; bar: T }) => Base;
>a11 : <T>(x: { foo: T; }, y: { foo: T; bar: T; }) => Base, Symbol(a11, Decl(assignmentCompatWithCallSignatures5.ts, 13, 3))
>T : T, Symbol(T, Decl(assignmentCompatWithCallSignatures5.ts, 13, 10))
>x : { foo: T; }, Symbol(x, Decl(assignmentCompatWithCallSignatures5.ts, 13, 13))
>foo : T, Symbol(foo, Decl(assignmentCompatWithCallSignatures5.ts, 13, 17))
>T : T, Symbol(T, Decl(assignmentCompatWithCallSignatures5.ts, 13, 10))
>y : { foo: T; bar: T; }, Symbol(y, Decl(assignmentCompatWithCallSignatures5.ts, 13, 27))
>foo : T, Symbol(foo, Decl(assignmentCompatWithCallSignatures5.ts, 13, 32))
>T : T, Symbol(T, Decl(assignmentCompatWithCallSignatures5.ts, 13, 10))
>bar : T, Symbol(bar, Decl(assignmentCompatWithCallSignatures5.ts, 13, 40))
>T : T, Symbol(T, Decl(assignmentCompatWithCallSignatures5.ts, 13, 10))
>Base : Base, Symbol(Base, Decl(assignmentCompatWithCallSignatures5.ts, 0, 0))

var a15: <T>(x: { a: T; b: T }) => T[];
>a15 : <T>(x: { a: T; b: T; }) => T[], Symbol(a15, Decl(assignmentCompatWithCallSignatures5.ts, 14, 3))
>T : T, Symbol(T, Decl(assignmentCompatWithCallSignatures5.ts, 14, 10))
>x : { a: T; b: T; }, Symbol(x, Decl(assignmentCompatWithCallSignatures5.ts, 14, 13))
>a : T, Symbol(a, Decl(assignmentCompatWithCallSignatures5.ts, 14, 17))
>T : T, Symbol(T, Decl(assignmentCompatWithCallSignatures5.ts, 14, 10))
>b : T, Symbol(b, Decl(assignmentCompatWithCallSignatures5.ts, 14, 23))
>T : T, Symbol(T, Decl(assignmentCompatWithCallSignatures5.ts, 14, 10))
>T : T, Symbol(T, Decl(assignmentCompatWithCallSignatures5.ts, 14, 10))

var a16: <T extends Base>(x: { a: T; b: T }) => T[];
>a16 : <T extends Base>(x: { a: T; b: T; }) => T[], Symbol(a16, Decl(assignmentCompatWithCallSignatures5.ts, 15, 3))
>T : T, Symbol(T, Decl(assignmentCompatWithCallSignatures5.ts, 15, 10))
>Base : Base, Symbol(Base, Decl(assignmentCompatWithCallSignatures5.ts, 0, 0))
>x : { a: T; b: T; }, Symbol(x, Decl(assignmentCompatWithCallSignatures5.ts, 15, 26))
>a : T, Symbol(a, Decl(assignmentCompatWithCallSignatures5.ts, 15, 30))
>T : T, Symbol(T, Decl(assignmentCompatWithCallSignatures5.ts, 15, 10))
>b : T, Symbol(b, Decl(assignmentCompatWithCallSignatures5.ts, 15, 36))
>T : T, Symbol(T, Decl(assignmentCompatWithCallSignatures5.ts, 15, 10))
>T : T, Symbol(T, Decl(assignmentCompatWithCallSignatures5.ts, 15, 10))

var a17: {
>a17 : { <T extends Derived>(x: (a: T) => T): T[]; <T extends Base>(x: (a: T) => T): T[]; }, Symbol(a17, Decl(assignmentCompatWithCallSignatures5.ts, 16, 3))

    <T extends Derived>(x: (a: T) => T): T[];
>T : T, Symbol(T, Decl(assignmentCompatWithCallSignatures5.ts, 17, 5))
>Derived : Derived, Symbol(Derived, Decl(assignmentCompatWithCallSignatures5.ts, 2, 27))
>x : (a: T) => T, Symbol(x, Decl(assignmentCompatWithCallSignatures5.ts, 17, 24))
>a : T, Symbol(a, Decl(assignmentCompatWithCallSignatures5.ts, 17, 28))
>T : T, Symbol(T, Decl(assignmentCompatWithCallSignatures5.ts, 17, 5))
>T : T, Symbol(T, Decl(assignmentCompatWithCallSignatures5.ts, 17, 5))
>T : T, Symbol(T, Decl(assignmentCompatWithCallSignatures5.ts, 17, 5))

    <T extends Base>(x: (a: T) => T): T[];        
>T : T, Symbol(T, Decl(assignmentCompatWithCallSignatures5.ts, 18, 5))
>Base : Base, Symbol(Base, Decl(assignmentCompatWithCallSignatures5.ts, 0, 0))
>x : (a: T) => T, Symbol(x, Decl(assignmentCompatWithCallSignatures5.ts, 18, 21))
>a : T, Symbol(a, Decl(assignmentCompatWithCallSignatures5.ts, 18, 25))
>T : T, Symbol(T, Decl(assignmentCompatWithCallSignatures5.ts, 18, 5))
>T : T, Symbol(T, Decl(assignmentCompatWithCallSignatures5.ts, 18, 5))
>T : T, Symbol(T, Decl(assignmentCompatWithCallSignatures5.ts, 18, 5))

};
var a18: {
>a18 : { (x: { <T extends Derived>(a: T): T; <T extends Base>(a: T): T; }): any[]; (x: { <T extends Derived2>(a: T): T; <T extends Base>(a: T): T; }): any[]; }, Symbol(a18, Decl(assignmentCompatWithCallSignatures5.ts, 20, 3))

    (x: {
>x : { <T extends Derived>(a: T): T; <T extends Base>(a: T): T; }, Symbol(x, Decl(assignmentCompatWithCallSignatures5.ts, 21, 5))

        <T extends Derived>(a: T): T;
>T : T, Symbol(T, Decl(assignmentCompatWithCallSignatures5.ts, 22, 9))
>Derived : Derived, Symbol(Derived, Decl(assignmentCompatWithCallSignatures5.ts, 2, 27))
>a : T, Symbol(a, Decl(assignmentCompatWithCallSignatures5.ts, 22, 28))
>T : T, Symbol(T, Decl(assignmentCompatWithCallSignatures5.ts, 22, 9))
>T : T, Symbol(T, Decl(assignmentCompatWithCallSignatures5.ts, 22, 9))

        <T extends Base>(a: T): T;
>T : T, Symbol(T, Decl(assignmentCompatWithCallSignatures5.ts, 23, 9))
>Base : Base, Symbol(Base, Decl(assignmentCompatWithCallSignatures5.ts, 0, 0))
>a : T, Symbol(a, Decl(assignmentCompatWithCallSignatures5.ts, 23, 25))
>T : T, Symbol(T, Decl(assignmentCompatWithCallSignatures5.ts, 23, 9))
>T : T, Symbol(T, Decl(assignmentCompatWithCallSignatures5.ts, 23, 9))

    }): any[];
    (x: {
>x : { <T extends Derived2>(a: T): T; <T extends Base>(a: T): T; }, Symbol(x, Decl(assignmentCompatWithCallSignatures5.ts, 25, 5))

        <T extends Derived2>(a: T): T;
>T : T, Symbol(T, Decl(assignmentCompatWithCallSignatures5.ts, 26, 9))
>Derived2 : Derived2, Symbol(Derived2, Decl(assignmentCompatWithCallSignatures5.ts, 3, 43))
>a : T, Symbol(a, Decl(assignmentCompatWithCallSignatures5.ts, 26, 29))
>T : T, Symbol(T, Decl(assignmentCompatWithCallSignatures5.ts, 26, 9))
>T : T, Symbol(T, Decl(assignmentCompatWithCallSignatures5.ts, 26, 9))

        <T extends Base>(a: T): T;
>T : T, Symbol(T, Decl(assignmentCompatWithCallSignatures5.ts, 27, 9))
>Base : Base, Symbol(Base, Decl(assignmentCompatWithCallSignatures5.ts, 0, 0))
>a : T, Symbol(a, Decl(assignmentCompatWithCallSignatures5.ts, 27, 25))
>T : T, Symbol(T, Decl(assignmentCompatWithCallSignatures5.ts, 27, 9))
>T : T, Symbol(T, Decl(assignmentCompatWithCallSignatures5.ts, 27, 9))

    }): any[];
};

var b: <T>(x: T) => T[]; 
>b : <T>(x: T) => T[], Symbol(b, Decl(assignmentCompatWithCallSignatures5.ts, 31, 3))
>T : T, Symbol(T, Decl(assignmentCompatWithCallSignatures5.ts, 31, 8))
>x : T, Symbol(x, Decl(assignmentCompatWithCallSignatures5.ts, 31, 11))
>T : T, Symbol(T, Decl(assignmentCompatWithCallSignatures5.ts, 31, 8))
>T : T, Symbol(T, Decl(assignmentCompatWithCallSignatures5.ts, 31, 8))

a = b; // ok
>a = b : <T>(x: T) => T[]
>a : <T>(x: T) => T[], Symbol(a, Decl(assignmentCompatWithCallSignatures5.ts, 7, 3))
>b : <T>(x: T) => T[], Symbol(b, Decl(assignmentCompatWithCallSignatures5.ts, 31, 3))

b = a; // ok
>b = a : <T>(x: T) => T[]
>b : <T>(x: T) => T[], Symbol(b, Decl(assignmentCompatWithCallSignatures5.ts, 31, 3))
>a : <T>(x: T) => T[], Symbol(a, Decl(assignmentCompatWithCallSignatures5.ts, 7, 3))

var b2: <T>(x: T) => string[]; 
>b2 : <T>(x: T) => string[], Symbol(b2, Decl(assignmentCompatWithCallSignatures5.ts, 34, 3))
>T : T, Symbol(T, Decl(assignmentCompatWithCallSignatures5.ts, 34, 9))
>x : T, Symbol(x, Decl(assignmentCompatWithCallSignatures5.ts, 34, 12))
>T : T, Symbol(T, Decl(assignmentCompatWithCallSignatures5.ts, 34, 9))

a2 = b2; // ok
>a2 = b2 : <T>(x: T) => string[]
>a2 : <T>(x: T) => string[], Symbol(a2, Decl(assignmentCompatWithCallSignatures5.ts, 8, 3))
>b2 : <T>(x: T) => string[], Symbol(b2, Decl(assignmentCompatWithCallSignatures5.ts, 34, 3))

b2 = a2; // ok
>b2 = a2 : <T>(x: T) => string[]
>b2 : <T>(x: T) => string[], Symbol(b2, Decl(assignmentCompatWithCallSignatures5.ts, 34, 3))
>a2 : <T>(x: T) => string[], Symbol(a2, Decl(assignmentCompatWithCallSignatures5.ts, 8, 3))

var b3: <T>(x: T) => T; 
>b3 : <T>(x: T) => T, Symbol(b3, Decl(assignmentCompatWithCallSignatures5.ts, 37, 3))
>T : T, Symbol(T, Decl(assignmentCompatWithCallSignatures5.ts, 37, 9))
>x : T, Symbol(x, Decl(assignmentCompatWithCallSignatures5.ts, 37, 12))
>T : T, Symbol(T, Decl(assignmentCompatWithCallSignatures5.ts, 37, 9))
>T : T, Symbol(T, Decl(assignmentCompatWithCallSignatures5.ts, 37, 9))

a3 = b3; // ok
>a3 = b3 : <T>(x: T) => T
>a3 : <T>(x: T) => void, Symbol(a3, Decl(assignmentCompatWithCallSignatures5.ts, 9, 3))
>b3 : <T>(x: T) => T, Symbol(b3, Decl(assignmentCompatWithCallSignatures5.ts, 37, 3))

b3 = a3; // ok
>b3 = a3 : <T>(x: T) => void
>b3 : <T>(x: T) => T, Symbol(b3, Decl(assignmentCompatWithCallSignatures5.ts, 37, 3))
>a3 : <T>(x: T) => void, Symbol(a3, Decl(assignmentCompatWithCallSignatures5.ts, 9, 3))

var b4: <T, U>(x: T, y: U) => string; 
>b4 : <T, U>(x: T, y: U) => string, Symbol(b4, Decl(assignmentCompatWithCallSignatures5.ts, 40, 3))
>T : T, Symbol(T, Decl(assignmentCompatWithCallSignatures5.ts, 40, 9))
>U : U, Symbol(U, Decl(assignmentCompatWithCallSignatures5.ts, 40, 11))
>x : T, Symbol(x, Decl(assignmentCompatWithCallSignatures5.ts, 40, 15))
>T : T, Symbol(T, Decl(assignmentCompatWithCallSignatures5.ts, 40, 9))
>y : U, Symbol(y, Decl(assignmentCompatWithCallSignatures5.ts, 40, 20))
>U : U, Symbol(U, Decl(assignmentCompatWithCallSignatures5.ts, 40, 11))

a4 = b4; // ok
>a4 = b4 : <T, U>(x: T, y: U) => string
>a4 : <T, U>(x: T, y: U) => string, Symbol(a4, Decl(assignmentCompatWithCallSignatures5.ts, 10, 3))
>b4 : <T, U>(x: T, y: U) => string, Symbol(b4, Decl(assignmentCompatWithCallSignatures5.ts, 40, 3))

b4 = a4; // ok
>b4 = a4 : <T, U>(x: T, y: U) => string
>b4 : <T, U>(x: T, y: U) => string, Symbol(b4, Decl(assignmentCompatWithCallSignatures5.ts, 40, 3))
>a4 : <T, U>(x: T, y: U) => string, Symbol(a4, Decl(assignmentCompatWithCallSignatures5.ts, 10, 3))

var b5: <T, U>(x: (arg: T) => U) => T; 
>b5 : <T, U>(x: (arg: T) => U) => T, Symbol(b5, Decl(assignmentCompatWithCallSignatures5.ts, 43, 3))
>T : T, Symbol(T, Decl(assignmentCompatWithCallSignatures5.ts, 43, 9))
>U : U, Symbol(U, Decl(assignmentCompatWithCallSignatures5.ts, 43, 11))
>x : (arg: T) => U, Symbol(x, Decl(assignmentCompatWithCallSignatures5.ts, 43, 15))
>arg : T, Symbol(arg, Decl(assignmentCompatWithCallSignatures5.ts, 43, 19))
>T : T, Symbol(T, Decl(assignmentCompatWithCallSignatures5.ts, 43, 9))
>U : U, Symbol(U, Decl(assignmentCompatWithCallSignatures5.ts, 43, 11))
>T : T, Symbol(T, Decl(assignmentCompatWithCallSignatures5.ts, 43, 9))

a5 = b5; // ok
>a5 = b5 : <T, U>(x: (arg: T) => U) => T
>a5 : <T, U>(x: (arg: T) => U) => T, Symbol(a5, Decl(assignmentCompatWithCallSignatures5.ts, 11, 3))
>b5 : <T, U>(x: (arg: T) => U) => T, Symbol(b5, Decl(assignmentCompatWithCallSignatures5.ts, 43, 3))

b5 = a5; // ok
>b5 = a5 : <T, U>(x: (arg: T) => U) => T
>b5 : <T, U>(x: (arg: T) => U) => T, Symbol(b5, Decl(assignmentCompatWithCallSignatures5.ts, 43, 3))
>a5 : <T, U>(x: (arg: T) => U) => T, Symbol(a5, Decl(assignmentCompatWithCallSignatures5.ts, 11, 3))

var b6: <T extends Base, U extends Derived>(x: (arg: T) => U) => T; 
>b6 : <T extends Base, U extends Derived>(x: (arg: T) => U) => T, Symbol(b6, Decl(assignmentCompatWithCallSignatures5.ts, 46, 3))
>T : T, Symbol(T, Decl(assignmentCompatWithCallSignatures5.ts, 46, 9))
>Base : Base, Symbol(Base, Decl(assignmentCompatWithCallSignatures5.ts, 0, 0))
>U : U, Symbol(U, Decl(assignmentCompatWithCallSignatures5.ts, 46, 24))
>Derived : Derived, Symbol(Derived, Decl(assignmentCompatWithCallSignatures5.ts, 2, 27))
>x : (arg: T) => U, Symbol(x, Decl(assignmentCompatWithCallSignatures5.ts, 46, 44))
>arg : T, Symbol(arg, Decl(assignmentCompatWithCallSignatures5.ts, 46, 48))
>T : T, Symbol(T, Decl(assignmentCompatWithCallSignatures5.ts, 46, 9))
>U : U, Symbol(U, Decl(assignmentCompatWithCallSignatures5.ts, 46, 24))
>T : T, Symbol(T, Decl(assignmentCompatWithCallSignatures5.ts, 46, 9))

a6 = b6; // ok
>a6 = b6 : <T extends Base, U extends Derived>(x: (arg: T) => U) => T
>a6 : <T extends Base>(x: (arg: T) => Derived) => T, Symbol(a6, Decl(assignmentCompatWithCallSignatures5.ts, 12, 3))
>b6 : <T extends Base, U extends Derived>(x: (arg: T) => U) => T, Symbol(b6, Decl(assignmentCompatWithCallSignatures5.ts, 46, 3))

b6 = a6; // ok
>b6 = a6 : <T extends Base>(x: (arg: T) => Derived) => T
>b6 : <T extends Base, U extends Derived>(x: (arg: T) => U) => T, Symbol(b6, Decl(assignmentCompatWithCallSignatures5.ts, 46, 3))
>a6 : <T extends Base>(x: (arg: T) => Derived) => T, Symbol(a6, Decl(assignmentCompatWithCallSignatures5.ts, 12, 3))

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, Symbol(b11, Decl(assignmentCompatWithCallSignatures5.ts, 49, 3))
>T : T, Symbol(T, Decl(assignmentCompatWithCallSignatures5.ts, 49, 10))
>U : U, Symbol(U, Decl(assignmentCompatWithCallSignatures5.ts, 49, 12))
>x : { foo: T; }, Symbol(x, Decl(assignmentCompatWithCallSignatures5.ts, 49, 16))
>foo : T, Symbol(foo, Decl(assignmentCompatWithCallSignatures5.ts, 49, 20))
>T : T, Symbol(T, Decl(assignmentCompatWithCallSignatures5.ts, 49, 10))
>y : { foo: U; bar: U; }, Symbol(y, Decl(assignmentCompatWithCallSignatures5.ts, 49, 30))
>foo : U, Symbol(foo, Decl(assignmentCompatWithCallSignatures5.ts, 49, 35))
>U : U, Symbol(U, Decl(assignmentCompatWithCallSignatures5.ts, 49, 12))
>bar : U, Symbol(bar, Decl(assignmentCompatWithCallSignatures5.ts, 49, 43))
>U : U, Symbol(U, Decl(assignmentCompatWithCallSignatures5.ts, 49, 12))
>Base : Base, Symbol(Base, Decl(assignmentCompatWithCallSignatures5.ts, 0, 0))

a11 = b11; // ok
>a11 = b11 : <T, U>(x: { foo: T; }, y: { foo: U; bar: U; }) => Base
>a11 : <T>(x: { foo: T; }, y: { foo: T; bar: T; }) => Base, Symbol(a11, Decl(assignmentCompatWithCallSignatures5.ts, 13, 3))
>b11 : <T, U>(x: { foo: T; }, y: { foo: U; bar: U; }) => Base, Symbol(b11, Decl(assignmentCompatWithCallSignatures5.ts, 49, 3))

b11 = a11; // ok
>b11 = a11 : <T>(x: { foo: T; }, y: { foo: T; bar: T; }) => Base
>b11 : <T, U>(x: { foo: T; }, y: { foo: U; bar: U; }) => Base, Symbol(b11, Decl(assignmentCompatWithCallSignatures5.ts, 49, 3))
>a11 : <T>(x: { foo: T; }, y: { foo: T; bar: T; }) => Base, Symbol(a11, Decl(assignmentCompatWithCallSignatures5.ts, 13, 3))

var b15: <U, V>(x: { a: U; b: V; }) => U[]; 
>b15 : <U, V>(x: { a: U; b: V; }) => U[], Symbol(b15, Decl(assignmentCompatWithCallSignatures5.ts, 52, 3))
>U : U, Symbol(U, Decl(assignmentCompatWithCallSignatures5.ts, 52, 10))
>V : V, Symbol(V, Decl(assignmentCompatWithCallSignatures5.ts, 52, 12))
>x : { a: U; b: V; }, Symbol(x, Decl(assignmentCompatWithCallSignatures5.ts, 52, 16))
>a : U, Symbol(a, Decl(assignmentCompatWithCallSignatures5.ts, 52, 20))
>U : U, Symbol(U, Decl(assignmentCompatWithCallSignatures5.ts, 52, 10))
>b : V, Symbol(b, Decl(assignmentCompatWithCallSignatures5.ts, 52, 26))
>V : V, Symbol(V, Decl(assignmentCompatWithCallSignatures5.ts, 52, 12))
>U : U, Symbol(U, Decl(assignmentCompatWithCallSignatures5.ts, 52, 10))

a15 = b15; // ok, T = U, T = V
>a15 = b15 : <U, V>(x: { a: U; b: V; }) => U[]
>a15 : <T>(x: { a: T; b: T; }) => T[], Symbol(a15, Decl(assignmentCompatWithCallSignatures5.ts, 14, 3))
>b15 : <U, V>(x: { a: U; b: V; }) => U[], Symbol(b15, Decl(assignmentCompatWithCallSignatures5.ts, 52, 3))

b15 = a15; // ok
>b15 = a15 : <T>(x: { a: T; b: T; }) => T[]
>b15 : <U, V>(x: { a: U; b: V; }) => U[], Symbol(b15, Decl(assignmentCompatWithCallSignatures5.ts, 52, 3))
>a15 : <T>(x: { a: T; b: T; }) => T[], Symbol(a15, Decl(assignmentCompatWithCallSignatures5.ts, 14, 3))

var b16: <T>(x: { a: T; b: T }) => T[]; 
>b16 : <T>(x: { a: T; b: T; }) => T[], Symbol(b16, Decl(assignmentCompatWithCallSignatures5.ts, 55, 3))
>T : T, Symbol(T, Decl(assignmentCompatWithCallSignatures5.ts, 55, 10))
>x : { a: T; b: T; }, Symbol(x, Decl(assignmentCompatWithCallSignatures5.ts, 55, 13))
>a : T, Symbol(a, Decl(assignmentCompatWithCallSignatures5.ts, 55, 17))
>T : T, Symbol(T, Decl(assignmentCompatWithCallSignatures5.ts, 55, 10))
>b : T, Symbol(b, Decl(assignmentCompatWithCallSignatures5.ts, 55, 23))
>T : T, Symbol(T, Decl(assignmentCompatWithCallSignatures5.ts, 55, 10))
>T : T, Symbol(T, Decl(assignmentCompatWithCallSignatures5.ts, 55, 10))

a15 = b16; // ok
>a15 = b16 : <T>(x: { a: T; b: T; }) => T[]
>a15 : <T>(x: { a: T; b: T; }) => T[], Symbol(a15, Decl(assignmentCompatWithCallSignatures5.ts, 14, 3))
>b16 : <T>(x: { a: T; b: T; }) => T[], Symbol(b16, Decl(assignmentCompatWithCallSignatures5.ts, 55, 3))

b15 = a16; // ok
>b15 = a16 : <T extends Base>(x: { a: T; b: T; }) => T[]
>b15 : <U, V>(x: { a: U; b: V; }) => U[], Symbol(b15, Decl(assignmentCompatWithCallSignatures5.ts, 52, 3))
>a16 : <T extends Base>(x: { a: T; b: T; }) => T[], Symbol(a16, Decl(assignmentCompatWithCallSignatures5.ts, 15, 3))

var b17: <T>(x: (a: T) => T) => T[]; 
>b17 : <T>(x: (a: T) => T) => T[], Symbol(b17, Decl(assignmentCompatWithCallSignatures5.ts, 58, 3))
>T : T, Symbol(T, Decl(assignmentCompatWithCallSignatures5.ts, 58, 10))
>x : (a: T) => T, Symbol(x, Decl(assignmentCompatWithCallSignatures5.ts, 58, 13))
>a : T, Symbol(a, Decl(assignmentCompatWithCallSignatures5.ts, 58, 17))
>T : T, Symbol(T, Decl(assignmentCompatWithCallSignatures5.ts, 58, 10))
>T : T, Symbol(T, Decl(assignmentCompatWithCallSignatures5.ts, 58, 10))
>T : T, Symbol(T, Decl(assignmentCompatWithCallSignatures5.ts, 58, 10))

a17 = b17; // ok
>a17 = b17 : <T>(x: (a: T) => T) => T[]
>a17 : { <T extends Derived>(x: (a: T) => T): T[]; <T extends Base>(x: (a: T) => T): T[]; }, Symbol(a17, Decl(assignmentCompatWithCallSignatures5.ts, 16, 3))
>b17 : <T>(x: (a: T) => T) => T[], Symbol(b17, Decl(assignmentCompatWithCallSignatures5.ts, 58, 3))

b17 = a17; // ok
>b17 = a17 : { <T extends Derived>(x: (a: T) => T): T[]; <T extends Base>(x: (a: T) => T): T[]; }
>b17 : <T>(x: (a: T) => T) => T[], Symbol(b17, Decl(assignmentCompatWithCallSignatures5.ts, 58, 3))
>a17 : { <T extends Derived>(x: (a: T) => T): T[]; <T extends Base>(x: (a: T) => T): T[]; }, Symbol(a17, Decl(assignmentCompatWithCallSignatures5.ts, 16, 3))

var b18: (x: <T>(a: T) => T) => any[]; 
>b18 : (x: <T>(a: T) => T) => any[], Symbol(b18, Decl(assignmentCompatWithCallSignatures5.ts, 61, 3))
>x : <T>(a: T) => T, Symbol(x, Decl(assignmentCompatWithCallSignatures5.ts, 61, 10))
>T : T, Symbol(T, Decl(assignmentCompatWithCallSignatures5.ts, 61, 14))
>a : T, Symbol(a, Decl(assignmentCompatWithCallSignatures5.ts, 61, 17))
>T : T, Symbol(T, Decl(assignmentCompatWithCallSignatures5.ts, 61, 14))
>T : T, Symbol(T, Decl(assignmentCompatWithCallSignatures5.ts, 61, 14))

a18 = b18; // ok
>a18 = b18 : (x: <T>(a: T) => T) => any[]
>a18 : { (x: { <T extends Derived>(a: T): T; <T extends Base>(a: T): T; }): any[]; (x: { <T extends Derived2>(a: T): T; <T extends Base>(a: T): T; }): any[]; }, Symbol(a18, Decl(assignmentCompatWithCallSignatures5.ts, 20, 3))
>b18 : (x: <T>(a: T) => T) => any[], Symbol(b18, Decl(assignmentCompatWithCallSignatures5.ts, 61, 3))

b18 = a18; // ok
>b18 = a18 : { (x: { <T extends Derived>(a: T): T; <T extends Base>(a: T): T; }): any[]; (x: { <T extends Derived2>(a: T): T; <T extends Base>(a: T): T; }): any[]; }
>b18 : (x: <T>(a: T) => T) => any[], Symbol(b18, Decl(assignmentCompatWithCallSignatures5.ts, 61, 3))
>a18 : { (x: { <T extends Derived>(a: T): T; <T extends Base>(a: T): T; }): any[]; (x: { <T extends Derived2>(a: T): T; <T extends Base>(a: T): T; }): any[]; }, Symbol(a18, Decl(assignmentCompatWithCallSignatures5.ts, 20, 3))