swift

6e8aee32 - embedded: specialize vtables of classes which are a target of cast operations

embedded: specialize vtables of classes which are a target of cast operations Even if the specific class is never created, we need to specialize a vtable, because it's used in IRGen for generating the code for the cast operation. Fixes a crash in IRGen https://github.com/swiftlang/swift/issues/87248 rdar://170435034