Failed to produce diagnostic for expression, when referring to `type(of:)`, `withoutActuallyEscaping(_:do:)` or `_openExistential(_:do:)` functions as first class types

[atifdev10]

Description

No response

Reproduction

let _ = type(of:)
let _ = withoutActuallyEscaping(_:do:)
let _ = _openExistential(_:do:)

Expected behavior

It should give a clear error like 'X' is not referenceable as a first class type.

Environment

Apple Swift version 6.3.3 (swift-6.3.3-RELEASE)
Target: x86_64-apple-macosx15.0

Additional information

No response