token,
        )
    }
    add(FirJsErrors.ENUM_CLASS_IN_EXTERNAL_DECLARATION_WARNING) { firDiagnostic ->
        EnumClassInExternalDeclarationWarningImpl(
            firDiagnostic as KtPsiDiagnostic,
            token,
        )
    }
    add(FirJsErrors.INLINE_CLASS_IN_EXTERNAL_DECLARATION_WARNING) { firDiagnostic ->
        InlineClassInExternalDeclarationWarningImpl(

- [`KT-53939`](https://youtrack.jetbrains.com/issue/KT-53939) Partial linkage: with turning object into class link*Native and js*Test tasks fail
- [`KT-53938`](https://youtrack.jetbrains.com/issue/KT-53938) Partial linkage: with turning interface into class and using as second parent Native build fails
- [`KT-53941`](https://youtrack.jetbrains.com/issue/KT-53941) Partial linkage: with turning class into object accessing member via parameterless constructor does not fail

                if (firDefaultStatement.resolvedType.isUnit) {
                    return null
                }
            }
        }

        @Suppress("USELESS_IS_CHECK") // K2 warning suppression, TODO: KT-62472
        require(firDefaultStatement is FirExpression)

        val defaultStatementFromFir = firDefaultStatement.psi as? KtExpression ?: return null

                    KtSimpleVariableAccess.Write(rhs)
                )
            }
            is FirPropertyAccessExpression, is FirCallableReferenceAccess -> {
                @Suppress("USELESS_IS_CHECK") // K2 warning suppression, TODO: KT-62472
                require(fir is FirQualifiedAccessExpression)
                when (unsubstitutedKtSignature.symbol) {
                    is KtVariableLikeSymbol -> {