// a special `TypeAliasConstructorDescriptor` for this case. For FIR there is
            // FirConstructor.originalConstructorIfTypeAlias but that doesn't seem to help here as it
            // is null for the constructors we get.
            val constructedType = fir.constructedTypeRef.coneType
            val constructorReturnType = fir.calleeReference.toResolvedConstructorSymbol()?.resolvedReturnTypeRef?.type