=== tests/cases/compiler/conditionallyDuplicateOverloadsCausedByOverloadResolution.ts ===
declare function foo(func: (x: string, y: string) => any): boolean;
>foo : { (func: (x: string, y: string) => any): boolean; (func: (x: string, y: number) => any): string; }, Symbol(foo, Decl(conditionallyDuplicateOverloadsCausedByOverloadResolution.ts, 0, 0), Decl(conditionallyDuplicateOverloadsCausedByOverloadResolution.ts, 0, 67))
>func : (x: string, y: string) => any, Symbol(func, Decl(conditionallyDuplicateOverloadsCausedByOverloadResolution.ts, 0, 21))
>x : string, Symbol(x, Decl(conditionallyDuplicateOverloadsCausedByOverloadResolution.ts, 0, 28))
>y : string, Symbol(y, Decl(conditionallyDuplicateOverloadsCausedByOverloadResolution.ts, 0, 38))

declare function foo(func: (x: string, y: number) => any): string;
>foo : { (func: (x: string, y: string) => any): boolean; (func: (x: string, y: number) => any): string; }, Symbol(foo, Decl(conditionallyDuplicateOverloadsCausedByOverloadResolution.ts, 0, 0), Decl(conditionallyDuplicateOverloadsCausedByOverloadResolution.ts, 0, 67))
>func : (x: string, y: number) => any, Symbol(func, Decl(conditionallyDuplicateOverloadsCausedByOverloadResolution.ts, 1, 21))
>x : string, Symbol(x, Decl(conditionallyDuplicateOverloadsCausedByOverloadResolution.ts, 1, 28))
>y : number, Symbol(y, Decl(conditionallyDuplicateOverloadsCausedByOverloadResolution.ts, 1, 38))

var out = foo((x, y) => {
>out : boolean, Symbol(out, Decl(conditionallyDuplicateOverloadsCausedByOverloadResolution.ts, 3, 3))
>foo((x, y) => {    function bar(a: typeof x): void;    function bar(b: typeof y): void;    function bar() { }    return bar;}) : boolean
>foo : { (func: (x: string, y: string) => any): boolean; (func: (x: string, y: number) => any): string; }, Symbol(foo, Decl(conditionallyDuplicateOverloadsCausedByOverloadResolution.ts, 0, 0), Decl(conditionallyDuplicateOverloadsCausedByOverloadResolution.ts, 0, 67))
>(x, y) => {    function bar(a: typeof x): void;    function bar(b: typeof y): void;    function bar() { }    return bar;} : (x: string, y: string) => { (a: string): void; (b: string): void; }
>x : string, Symbol(x, Decl(conditionallyDuplicateOverloadsCausedByOverloadResolution.ts, 3, 15))
>y : string, Symbol(y, Decl(conditionallyDuplicateOverloadsCausedByOverloadResolution.ts, 3, 17))

    function bar(a: typeof x): void;
>bar : { (a: string): void; (b: string): void; }, Symbol(bar, Decl(conditionallyDuplicateOverloadsCausedByOverloadResolution.ts, 3, 25), Decl(conditionallyDuplicateOverloadsCausedByOverloadResolution.ts, 4, 36), Decl(conditionallyDuplicateOverloadsCausedByOverloadResolution.ts, 5, 36))
>a : string, Symbol(a, Decl(conditionallyDuplicateOverloadsCausedByOverloadResolution.ts, 4, 17))
>x : string, Symbol(x, Decl(conditionallyDuplicateOverloadsCausedByOverloadResolution.ts, 3, 15))

    function bar(b: typeof y): void;
>bar : { (a: string): void; (b: string): void; }, Symbol(bar, Decl(conditionallyDuplicateOverloadsCausedByOverloadResolution.ts, 3, 25), Decl(conditionallyDuplicateOverloadsCausedByOverloadResolution.ts, 4, 36), Decl(conditionallyDuplicateOverloadsCausedByOverloadResolution.ts, 5, 36))
>b : string, Symbol(b, Decl(conditionallyDuplicateOverloadsCausedByOverloadResolution.ts, 5, 17))
>y : string, Symbol(y, Decl(conditionallyDuplicateOverloadsCausedByOverloadResolution.ts, 3, 17))

    function bar() { }
>bar : { (a: string): void; (b: string): void; }, Symbol(bar, Decl(conditionallyDuplicateOverloadsCausedByOverloadResolution.ts, 3, 25), Decl(conditionallyDuplicateOverloadsCausedByOverloadResolution.ts, 4, 36), Decl(conditionallyDuplicateOverloadsCausedByOverloadResolution.ts, 5, 36))

    return bar;
>bar : { (a: string): void; (b: string): void; }, Symbol(bar, Decl(conditionallyDuplicateOverloadsCausedByOverloadResolution.ts, 3, 25), Decl(conditionallyDuplicateOverloadsCausedByOverloadResolution.ts, 4, 36), Decl(conditionallyDuplicateOverloadsCausedByOverloadResolution.ts, 5, 36))

});

declare function foo2(func: (x: string, y: string) => any): boolean;
>foo2 : { (func: (x: string, y: string) => any): boolean; (func: (x: string, y: number) => any): string; }, Symbol(foo2, Decl(conditionallyDuplicateOverloadsCausedByOverloadResolution.ts, 8, 3), Decl(conditionallyDuplicateOverloadsCausedByOverloadResolution.ts, 10, 68))
>func : (x: string, y: string) => any, Symbol(func, Decl(conditionallyDuplicateOverloadsCausedByOverloadResolution.ts, 10, 22))
>x : string, Symbol(x, Decl(conditionallyDuplicateOverloadsCausedByOverloadResolution.ts, 10, 29))
>y : string, Symbol(y, Decl(conditionallyDuplicateOverloadsCausedByOverloadResolution.ts, 10, 39))

declare function foo2(func: (x: string, y: number) => any): string;
>foo2 : { (func: (x: string, y: string) => any): boolean; (func: (x: string, y: number) => any): string; }, Symbol(foo2, Decl(conditionallyDuplicateOverloadsCausedByOverloadResolution.ts, 8, 3), Decl(conditionallyDuplicateOverloadsCausedByOverloadResolution.ts, 10, 68))
>func : (x: string, y: number) => any, Symbol(func, Decl(conditionallyDuplicateOverloadsCausedByOverloadResolution.ts, 11, 22))
>x : string, Symbol(x, Decl(conditionallyDuplicateOverloadsCausedByOverloadResolution.ts, 11, 29))
>y : number, Symbol(y, Decl(conditionallyDuplicateOverloadsCausedByOverloadResolution.ts, 11, 39))

var out2 = foo2((x, y) => {
>out2 : boolean, Symbol(out2, Decl(conditionallyDuplicateOverloadsCausedByOverloadResolution.ts, 13, 3))
>foo2((x, y) => {    var bar: {        (a: typeof x): void;        (b: typeof y): void;    };    return bar;}) : boolean
>foo2 : { (func: (x: string, y: string) => any): boolean; (func: (x: string, y: number) => any): string; }, Symbol(foo2, Decl(conditionallyDuplicateOverloadsCausedByOverloadResolution.ts, 8, 3), Decl(conditionallyDuplicateOverloadsCausedByOverloadResolution.ts, 10, 68))
>(x, y) => {    var bar: {        (a: typeof x): void;        (b: typeof y): void;    };    return bar;} : (x: string, y: string) => { (a: string): void; (b: string): void; }
>x : string, Symbol(x, Decl(conditionallyDuplicateOverloadsCausedByOverloadResolution.ts, 13, 17))
>y : string, Symbol(y, Decl(conditionallyDuplicateOverloadsCausedByOverloadResolution.ts, 13, 19))

    var bar: {
>bar : { (a: string): void; (b: string): void; }, Symbol(bar, Decl(conditionallyDuplicateOverloadsCausedByOverloadResolution.ts, 14, 7))

        (a: typeof x): void;
>a : string, Symbol(a, Decl(conditionallyDuplicateOverloadsCausedByOverloadResolution.ts, 15, 9))
>x : string, Symbol(x, Decl(conditionallyDuplicateOverloadsCausedByOverloadResolution.ts, 13, 17))

        (b: typeof y): void;
>b : string, Symbol(b, Decl(conditionallyDuplicateOverloadsCausedByOverloadResolution.ts, 16, 9))
>y : string, Symbol(y, Decl(conditionallyDuplicateOverloadsCausedByOverloadResolution.ts, 13, 19))

    };
    return bar;
>bar : { (a: string): void; (b: string): void; }, Symbol(bar, Decl(conditionallyDuplicateOverloadsCausedByOverloadResolution.ts, 14, 7))

});