// If an element in the array has the same type as the containing array, it's a spread component that needs
        // to be expanded here. (It should have the array element type instead.)
        (constantValue as ArrayValue).value.expandArrayAnnotationValue(containingArrayType, analysisContext)
    } else {
        listOf(constantValue.toKtAnnotationValue(analysisContext))

                // generated, which requires a container source to be provided. Without a facade class, function IR symbols will have
                // an `IrExternalPackageFragment` parent, which trips up code generation during IR lowering.
                val psiSourceFile =

 */
private val FirFunctionCall.functionReferenceName: Name?
    get() {
        toResolvedCallableReference()?.let { return it.name }

        // unresolved reference has incorrect name, so we have to retrieve it by PSI
        val wholeCallExpression = realPsi as? KtExpression
        val callExpression = wholeCallExpression?.getPossiblyQualifiedCallExpression()

            is FirSpreadArgumentExpression -> {
                expression.convertConstantExpression(builder)
            }

            is FirVarargArgumentsExpression -> {
                // Vararg arguments may have multiple independent expressions associated.
                // Choose one to be the representative PSI value for the entire assembled argument.

                ?: error("allCandidates is null even when collectAllCandidates = true")

            candidates.flatMap { candidate ->
                // The current BindingContext does not have the diagnostics for each individual candidate, only for the resolved call.
                // If there are multiple candidates, we can get each one's diagnostics by reporting it to a new BindingTrace.

    //TODO Check thread safety
    session.jvmTypeMapper.mapType(this, mode, signatureWriter) {
        val containingFile = useSitePosition.containingKtFile
        // parameters for default setters does not have kotlin origin, but setter has
            ?: (useSitePosition as? KtLightParameter)?.parent?.parent?.containingKtFile
            ?: return@mapType null