=== tests/cases/compiler/doNotInferUnrelatedTypes.ts ===
// #16709
declare function dearray<T>(ara: ReadonlyArray<T>): T;
>dearray : <T>(ara: ReadonlyArray<T>) => T
>ara : readonly T[]

type LiteralType = "foo" | "bar";
>LiteralType : LiteralType

declare var alt: Array<LiteralType>;
>alt : LiteralType[]

let foo: LiteralType = dearray(alt);
>foo : LiteralType
>dearray(alt) : LiteralType
>dearray : <T>(ara: readonly T[]) => T
>alt : LiteralType[]