import org.jetbrains.kotlin.fir.analysis.checkers.typeParameterSymbols
import org.jetbrains.kotlin.fir.declarations.FirMemberDeclaration
import org.jetbrains.kotlin.fir.declarations.FirProperty
import org.jetbrains.kotlin.fir.declarations.FirResolvePhase
import org.jetbrains.kotlin.fir.declarations.fullyExpandedClass
import org.jetbrains.kotlin.fir.expressions.*

        }

        fun buildBackingFieldSymbolByProperty(firSymbol: FirPropertySymbol): KaFirBackingFieldSymbol {
            val backingFieldSymbol = firSymbol.backingFieldSymbol
                ?: error("FirProperty backingField is null")
            return buildBackingFieldSymbol(backingFieldSymbol)
        }

        private fun FirField.isJavaFieldOrSubstitutionOverrideOfJavaField(): Boolean = when (this) {

    private val visitedProperty = mutableSetOf<FirProperty>()

    override fun visitValueParameter(valueParameter: FirValueParameter) {
        super.visitValueParameter(valueParameter)
        valueParameter.correspondingProperty?.let { visitProperty(it) }
    }

    override fun visitProperty(property: FirProperty) {
        if (visitedProperty.add(property)) {

    ): List<KaSymbol> {
        // Handle situation when we're in the middle/beginning of qualifier
        // <caret>A.B.C.foo() or A.<caret>B.C.foo()
        // NB: in this case we get some parent FIR, like FirBlock, FirProperty, FirFunction or the like
        var parent = expression.parent as? KtDotQualifiedExpression
        var unresolvedCounter = 1
        while (parent != null) {

- [`KT-59925`](https://youtrack.jetbrains.com/issue/KT-59925) K2: Disappeared VIRTUAL_MEMBER_HIDDEN
- [`KT-61173`](https://youtrack.jetbrains.com/issue/KT-61173) K2: FirProperty.hasBackingField is true for an expect val
- [`KT-61696`](https://youtrack.jetbrains.com/issue/KT-61696) K2: Cannot override method of interface if superclass has package-protected method with same signature