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=== tests/cases/compiler/singletonLabeledTuple.ts ===
type AliasOptional = [p?: number]
>AliasOptional : Symbol(AliasOptional, Decl(singletonLabeledTuple.ts, 0, 0))
// literal type vs type alias
type Literal = [p?: number] extends [unknown] ? true : false // Expect `Literal` to be `false`
>Literal : Symbol(Literal, Decl(singletonLabeledTuple.ts, 0, 33))
type Alias = AliasOptional extends [unknown] ? true : false // Expect `Alias` to be `false`
>Alias : Symbol(Alias, Decl(singletonLabeledTuple.ts, 3, 60))
>AliasOptional : Symbol(AliasOptional, Decl(singletonLabeledTuple.ts, 0, 0))
// labeled tuple vs normal tuple
type Labeled = [p?: number] extends [unknown] ? true : false // Expect `Labeled` to be `false`
>Labeled : Symbol(Labeled, Decl(singletonLabeledTuple.ts, 4, 59))
type Normal = [number?] extends [unknown] ? true : false // Expect `Normal` to be `false`
>Normal : Symbol(Normal, Decl(singletonLabeledTuple.ts, 7, 60))
type AliasRest = [...p: number[]];
>AliasRest : Symbol(AliasRest, Decl(singletonLabeledTuple.ts, 8, 56))
type LiteralRest = [...p: number[]] extends [unknown] ? true : false; // Expect `LiteralRest` to be `false`
>LiteralRest : Symbol(LiteralRest, Decl(singletonLabeledTuple.ts, 11, 34))
type AliasedRest = AliasRest extends [unknown] ? true : false; // Expect `AliasedRest` to be `false`
>AliasedRest : Symbol(AliasedRest, Decl(singletonLabeledTuple.ts, 13, 69))
>AliasRest : Symbol(AliasRest, Decl(singletonLabeledTuple.ts, 8, 56))
type NormalRest = [...number[]] extends [unknown] ? true : false; // Expect `NormalRest` to be `false`
>NormalRest : Symbol(NormalRest, Decl(singletonLabeledTuple.ts, 14, 62))
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