private fun FirEqualityOperatorCall.getEqualsSymbol(): FirNamedFunctionSymbol? {
        var equalsSymbol: FirNamedFunctionSymbol? = null
        processEqualsFunctions(analysisSession.useSiteSession, analysisSession) {
            if (equalsSymbol != null) return@processEqualsFunctions
            equalsSymbol = it
        }

        return equalsSymbol ?: equalsSymbolInAny
    }