[FIR] DeprecationsProvider: make evaluation of deprecations on demand

2022-08-10 18:06:59 +03:00
parent 98ebad2d75
commit 25fc948d95
89 changed files with 517 additions and 326 deletions
@@ -18,6 +18,7 @@ import org.jetbrains.kotlin.descriptors.annotations.AnnotationUseSiteTarget
 import org.jetbrains.kotlin.fir.declarations.FirProperty
 import org.jetbrains.kotlin.fir.declarations.getDeprecationForCallSite
 import org.jetbrains.kotlin.fir.declarations.getJvmNameFromAnnotation
+import org.jetbrains.kotlin.fir.languageVersionSettings
 import org.jetbrains.kotlin.fir.symbols.impl.FirPropertySymbol
 import org.jetbrains.kotlin.load.java.JvmAbi
 import org.jetbrains.kotlin.name.Name
@@ -27,15 +28,17 @@ internal class KtFirSymbolInfoProvider(
    override val analysisSession: KtFirAnalysisSession,
    override val token: KtLifetimeToken
 ) : KtSymbolInfoProvider(), KtFirAnalysisSessionComponent {
+    private val apiVersion = analysisSession.useSiteSession.languageVersionSettings.apiVersion
+
    override fun getDeprecation(symbol: KtSymbol): DeprecationInfo? {
        if (symbol is KtFirBackingFieldSymbol || symbol is KtFirPackageSymbol) return null
        require(symbol is KtFirSymbol<*>)
        return when (val firSymbol = symbol.firSymbol) {
            is FirPropertySymbol -> {
-                firSymbol.getDeprecationForCallSite(AnnotationUseSiteTarget.PROPERTY)
+                firSymbol.getDeprecationForCallSite(apiVersion, AnnotationUseSiteTarget.PROPERTY)
            }
            else -> {
-                firSymbol.getDeprecationForCallSite()
+                firSymbol.getDeprecationForCallSite(apiVersion)
            }
        }

@@ -44,22 +47,22 @@ internal class KtFirSymbolInfoProvider(
    override fun getDeprecation(symbol: KtSymbol, annotationUseSiteTarget: AnnotationUseSiteTarget?): DeprecationInfo? {
        require(symbol is KtFirSymbol<*>)
        return if (annotationUseSiteTarget != null) {
-            symbol.firSymbol.getDeprecationForCallSite(annotationUseSiteTarget)
+            symbol.firSymbol.getDeprecationForCallSite(apiVersion, annotationUseSiteTarget)
        } else {
-            symbol.firSymbol.getDeprecationForCallSite()
+            symbol.firSymbol.getDeprecationForCallSite(apiVersion)
        }

    }

    override fun getGetterDeprecation(symbol: KtPropertySymbol): DeprecationInfo? {
        require(symbol is KtFirSymbol<*>)
-        return symbol.firSymbol.getDeprecationForCallSite(AnnotationUseSiteTarget.PROPERTY_GETTER, AnnotationUseSiteTarget.PROPERTY)
+        return symbol.firSymbol.getDeprecationForCallSite(apiVersion, AnnotationUseSiteTarget.PROPERTY_GETTER, AnnotationUseSiteTarget.PROPERTY)

    }

    override fun getSetterDeprecation(symbol: KtPropertySymbol): DeprecationInfo? {
        require(symbol is KtFirSymbol<*>)
-        return symbol.firSymbol.getDeprecationForCallSite(AnnotationUseSiteTarget.PROPERTY_SETTER, AnnotationUseSiteTarget.PROPERTY)
+        return symbol.firSymbol.getDeprecationForCallSite(apiVersion, AnnotationUseSiteTarget.PROPERTY_SETTER, AnnotationUseSiteTarget.PROPERTY)
    }

    override fun getJavaGetterName(symbol: KtPropertySymbol): Name {
@@ -24,6 +24,7 @@ import org.jetbrains.kotlin.fir.declarations.utils.isFinal
 import org.jetbrains.kotlin.fir.declarations.utils.isOverride
 import org.jetbrains.kotlin.fir.declarations.utils.modality
 import org.jetbrains.kotlin.fir.declarations.utils.visibility
+import org.jetbrains.kotlin.fir.languageVersionSettings
 import org.jetbrains.kotlin.fir.originalOrSelf
 import org.jetbrains.kotlin.fir.resolve.substitution.substitutorByMap
 import org.jetbrains.kotlin.fir.resolve.toSymbol
@@ -185,10 +186,11 @@ object FirOverrideChecker : FirClassChecker() {
        overriddenSymbols: List<FirCallableSymbol<*>>,
        context: CheckerContext
    ) {
-        val ownDeprecation = this.deprecation
+        val ownDeprecation = this.getDeprecation(context.session.languageVersionSettings.apiVersion)
        if (ownDeprecation == null || ownDeprecation.isNotEmpty()) return
        for (overriddenSymbol in overriddenSymbols) {
-            val deprecationInfoFromOverridden = overriddenSymbol.deprecation ?: continue
+            val deprecationInfoFromOverridden = overriddenSymbol.getDeprecation(context.session.languageVersionSettings.apiVersion)
+                ?: continue
            val deprecationFromOverriddenSymbol = deprecationInfoFromOverridden.all
                ?: deprecationInfoFromOverridden.bySpecificSite?.values?.firstOrNull()
                ?: continue
@@ -74,11 +74,11 @@ object FirDeprecationChecker : FirBasicExpressionChecker() {
        context: CheckerContext
    ): DeprecationInfo? {
        val deprecationInfos = listOfNotNull(
-            symbol.getDeprecation(callSite),
+            symbol.getDeprecation(context.languageVersionSettings.apiVersion, callSite),
            symbol.safeAs<FirConstructorSymbol>()
                ?.resolvedReturnTypeRef
                ?.toRegularClassSymbol(context.session)
-                ?.getDeprecation(callSite)
+                ?.getDeprecation(context.languageVersionSettings.apiVersion, callSite)
        )
        return deprecationInfos.maxOrNull()
    }
@@ -226,7 +226,7 @@ fun deserializeClassToSymbol(

        it.sourceElement = containerSource

-        it.replaceDeprecation(it.getDeprecationInfos(session.languageVersionSettings.apiVersion))
+        it.replaceDeprecationsProvider(it.getDeprecationsProvider())

        classProto.getExtensionOrNull(JvmProtoBuf.classModuleName)?.let { idx ->
            it.moduleName = nameResolver.getString(idx)
@@ -421,7 +421,7 @@ class FirMemberDeserializer(private val c: FirDeserializationContext) {
            }
            this.containerSource = c.containerSource
            this.initializer = c.constDeserializer.loadConstant(proto, symbol.callableId, c.nameResolver)
-            deprecation = annotations.getDeprecationInfosFromAnnotations(c.session.languageVersionSettings.apiVersion, false)
+            deprecationsProvider = annotations.getDeprecationsProviderFromAnnotations(false)

            proto.contextReceiverTypes(c.typeTable).mapTo(contextReceivers, ::loadContextReceiver)
        }.apply {
@@ -499,7 +499,7 @@ class FirMemberDeserializer(private val c: FirDeserializationContext) {
            )
            annotations +=
                c.annotationDeserializer.loadFunctionAnnotations(c.containerSource, proto, local.nameResolver, local.typeTable)
-            deprecation = annotations.getDeprecationInfosFromAnnotations(c.session.languageVersionSettings.apiVersion, false)
+            deprecationsProvider = annotations.getDeprecationsProviderFromAnnotations(false)
            this.containerSource = c.containerSource

            proto.contextReceiverTypes(c.typeTable).mapTo(contextReceivers, ::loadContextReceiver)
@@ -578,7 +578,7 @@ class FirMemberDeserializer(private val c: FirDeserializationContext) {
            annotations +=
                c.annotationDeserializer.loadConstructorAnnotations(c.containerSource, proto, local.nameResolver, local.typeTable)
            containerSource = c.containerSource
-            deprecation = annotations.getDeprecationInfosFromAnnotations(c.session.languageVersionSettings.apiVersion, false)
+            deprecationsProvider = annotations.getDeprecationsProviderFromAnnotations(false)

            contextReceivers.addAll(createContextReceiversForClass(classProto))
        }.build().apply {
@@ -185,7 +185,7 @@ abstract class FirJavaFacade(
            }
        }
        firJavaClass.replaceSuperTypeRefs(enhancedSuperTypes)
-        firJavaClass.replaceDeprecation(firJavaClass.getDeprecationInfos(session.languageVersionSettings.apiVersion))
+        firJavaClass.replaceDeprecationsProvider(firJavaClass.getDeprecationsProvider())
        return firJavaClass
    }

@@ -50,7 +50,7 @@ class FirJavaClass @FirImplementationDetail internal constructor(
 ) : FirRegularClass() {
    override val hasLazyNestedClassifiers: Boolean get() = true
    override val controlFlowGraphReference: FirControlFlowGraphReference? get() = null
-    override var deprecation: DeprecationsPerUseSite? = null
+    override var deprecationsProvider: DeprecationsProvider = UnresolvedDeprecationProvider

    override val contextReceivers: List<FirContextReceiver>
        get() = emptyList()
@@ -70,8 +70,8 @@ class FirJavaClass @FirImplementationDetail internal constructor(
        resolvePhase = newResolvePhase
    }

-    override fun replaceDeprecation(newDeprecation: DeprecationsPerUseSite?) {
-        deprecation = newDeprecation
+    override fun replaceDeprecationsProvider(newDeprecationsProvider: DeprecationsProvider) {
+        deprecationsProvider = newDeprecationsProvider
    }

    override fun replaceControlFlowGraphReference(newControlFlowGraphReference: FirControlFlowGraphReference?) {}
@@ -43,7 +43,7 @@ class FirJavaConstructor @FirImplementationDetail constructor(
    override val dispatchReceiverType: ConeSimpleKotlinType?,
 ) : FirConstructor() {
    override val receiverTypeRef: FirTypeRef? get() = null
-    override var deprecation: DeprecationsPerUseSite? = null
+    override var deprecationsProvider: DeprecationsProvider = UnresolvedDeprecationProvider

    init {
        symbol.bind(this)
@@ -134,8 +134,8 @@ class FirJavaConstructor @FirImplementationDetail constructor(
    }

    override fun replaceReceiverTypeRef(newReceiverTypeRef: FirTypeRef?) {}
-    override fun replaceDeprecation(newDeprecation: DeprecationsPerUseSite?) {
-        deprecation = newDeprecation
+    override fun replaceDeprecationsProvider(newDeprecationsProvider: DeprecationsProvider) {
+        deprecationsProvider = newDeprecationsProvider
    }

    override fun replaceContextReceivers(newContextReceivers: List<FirContextReceiver>) {
@@ -61,8 +61,8 @@ class FirJavaField @FirImplementationDetail constructor(

    override val annotations: List<FirAnnotation> by lazy { annotationBuilder() }

-    override val deprecation: DeprecationsPerUseSite by lazy {
-        annotations.getDeprecationInfosFromAnnotations(moduleData.session.languageVersionSettings.apiVersion, fromJava = true)
+    override val deprecationsProvider: DeprecationsProvider by lazy {
+        annotations.getDeprecationsProviderFromAnnotations(true)
    }

    override val contextReceivers: List<FirContextReceiver>
@@ -145,8 +145,7 @@ class FirJavaField @FirImplementationDetail constructor(
    }

    override fun replaceReceiverTypeRef(newReceiverTypeRef: FirTypeRef?) {}
-
-    override fun replaceDeprecation(newDeprecation: DeprecationsPerUseSite?) {}
+    override fun replaceDeprecationsProvider(newDeprecationsProvider: DeprecationsProvider) {}

    override fun <D> transformDelegate(transformer: FirTransformer<D>, data: D): FirField {
        return this
@@ -85,7 +85,7 @@ class FirJavaMethod @FirImplementationDetail constructor(
        get() = emptyList()

    //not used actually, because get 'enhanced' into regular FirSimpleFunction
-    override var deprecation: DeprecationsPerUseSite? = null
+    override var deprecationsProvider: DeprecationsProvider = UnresolvedDeprecationProvider

    override fun <R, D> acceptChildren(visitor: FirVisitor<R, D>, data: D) {
        returnTypeRef.accept(visitor, data)
@@ -159,8 +159,8 @@ class FirJavaMethod @FirImplementationDetail constructor(
    override fun replaceReceiverTypeRef(newReceiverTypeRef: FirTypeRef?) {
    }

-    override fun replaceDeprecation(newDeprecation: DeprecationsPerUseSite?) {
-        deprecation = newDeprecation
+    override fun replaceDeprecationsProvider(newDeprecationsProvider: DeprecationsProvider) {
+        deprecationsProvider = newDeprecationsProvider
    }

    override fun replaceControlFlowGraphReference(newControlFlowGraphReference: FirControlFlowGraphReference?) {
@@ -207,7 +207,7 @@ class FirJavaMethodBuilder : FirFunctionBuilder, FirTypeParametersOwnerBuilder,
    lateinit var annotationBuilder: () -> List<FirAnnotation>

    @Deprecated("Modification of 'deprecation' has no impact for FirJavaFunctionBuilder", level = DeprecationLevel.HIDDEN)
-    override var deprecation: DeprecationsPerUseSite?
+    override var deprecationsProvider: DeprecationsProvider
        get() = throw IllegalStateException()
        set(_) {
            throw IllegalStateException()
@@ -63,8 +63,8 @@ class FirJavaValueParameter @FirImplementationDetail constructor(
    override val receiverTypeRef: FirTypeRef?
        get() = null

-    override val deprecation: DeprecationsPerUseSite
-        get() = EmptyDeprecationsPerUseSite
+    override val deprecationsProvider: DeprecationsProvider
+        get() = EmptyDeprecationsProvider

    override val initializer: FirExpression?
        get() = null
@@ -168,7 +168,7 @@ class FirJavaValueParameter @FirImplementationDetail constructor(
    override fun replaceReceiverTypeRef(newReceiverTypeRef: FirTypeRef?) {
    }

-    override fun replaceDeprecation(newDeprecation: DeprecationsPerUseSite?) {
+    override fun replaceDeprecationsProvider(newDeprecationsProvider: DeprecationsProvider) {

    }

@@ -9,7 +9,7 @@ import org.jetbrains.kotlin.descriptors.SourceElement
 import org.jetbrains.kotlin.fir.FirSession
 import org.jetbrains.kotlin.fir.ThreadSafeMutableState
 import org.jetbrains.kotlin.fir.declarations.FirDeclarationOrigin
-import org.jetbrains.kotlin.fir.declarations.getDeprecationInfos
+import org.jetbrains.kotlin.fir.declarations.getDeprecationsProvider
 import org.jetbrains.kotlin.fir.deserialization.*
 import org.jetbrains.kotlin.fir.expressions.FirAnnotation
 import org.jetbrains.kotlin.fir.java.FirJavaFacade
@@ -151,7 +151,7 @@ class JvmClassFileBasedSymbolProvider(
            },
            kotlinClass.byteContent,
        )
-        symbol.fir.replaceDeprecation(symbol.fir.getDeprecationInfos(session.languageVersionSettings.apiVersion))
+        symbol.fir.replaceDeprecationsProvider(symbol.fir.getDeprecationsProvider())
    }

    private fun String?.toPath(): Path? {
@@ -168,7 +168,7 @@ class FirSignatureEnhancement(
                    delegateGetter = enhancedGetterSymbol.fir as FirSimpleFunction
                    delegateSetter = enhancedSetterSymbol?.fir as FirSimpleFunction?
                    status = firElement.status
-                    deprecation = getDeprecationsFromAccessors(delegateGetter, delegateSetter, session.languageVersionSettings.apiVersion)
+                    deprecationsProvider = getDeprecationsProviderFromAccessors(delegateGetter, delegateSetter)
                }.symbol
            }
            else -> {
@@ -320,7 +320,7 @@ class FirSignatureEnhancement(
            else -> throw AssertionError("Unknown Java method to enhance: ${firMethod.render()}")
        }.apply {
            annotations += firMethod.annotations
-            deprecation = annotations.getDeprecationInfosFromAnnotations(session.languageVersionSettings.apiVersion, fromJava = true)
+            deprecationsProvider = annotations.getDeprecationsProviderFromAnnotations(true)
        }.build()

        return function.symbol
@@ -88,7 +88,7 @@ class JavaClassUseSiteMemberScope(
                        chooseModalityForAccessor(property, delegateGetter)
                    }
                )
-                deprecation = getDeprecationsFromAccessors(delegateGetter, delegateSetter, session.languageVersionSettings.apiVersion)
+                deprecationsProvider = getDeprecationsProviderFromAccessors(delegateGetter, delegateSetter)
            }.symbol
        }
    }
@@ -24,65 +24,121 @@ import org.jetbrains.kotlin.name.StandardClassIds.Annotations.ParameterNames.dep
 import org.jetbrains.kotlin.name.StandardClassIds.Annotations.ParameterNames.deprecatedSinceKotlinWarningSince
 import org.jetbrains.kotlin.resolve.deprecation.DeprecationInfo
 import org.jetbrains.kotlin.resolve.deprecation.DeprecationLevelValue
-import org.jetbrains.kotlin.resolve.deprecation.SimpleDeprecationInfo
-import org.jetbrains.kotlin.utils.addToStdlib.runUnless

-fun FirBasedSymbol<*>.getDeprecation(callSite: FirElement?): DeprecationInfo? {
+class DeprecationAnnotationInfoPerUseSiteStorage(val storage: Map<AnnotationUseSiteTarget?, List<DeprecationAnnotationInfo>>) {
+    fun toDeprecationsProvider(): DeprecationsProvider {
+        if (storage.isEmpty()) {
+            return EmptyDeprecationsProvider
+        }
+        @Suppress("UNCHECKED_CAST")
+        val specificCallSite = storage.filterKeys { it != null } as Map<AnnotationUseSiteTarget, List<DeprecationAnnotationInfo>>
+        return DeprecationsProviderImpl(
+            storage[null],
+            specificCallSite.takeIf { it.isNotEmpty() }
+        )
+    }
+
+}
+
+class DeprecationAnnotationInfoPerUseSiteStorageBuilder {
+    private val storage = mutableMapOf<AnnotationUseSiteTarget?, MutableList<DeprecationAnnotationInfo>>()
+
+    fun add(useSite: AnnotationUseSiteTarget?, info: DeprecationAnnotationInfo) {
+        storage.getOrPut(useSite) { mutableListOf() }.add(info)
+    }
+
+    fun add(useSite: AnnotationUseSiteTarget?, infos: Iterable<DeprecationAnnotationInfo>) {
+        storage.getOrPut(useSite) { mutableListOf() }.addAll(infos)
+    }
+
+    fun add(other: DeprecationAnnotationInfoPerUseSiteStorage) {
+        other.storage.forEach { (useSite, info) ->
+            add(useSite, info)
+        }
+    }
+
+    fun build(): DeprecationAnnotationInfoPerUseSiteStorage {
+        return DeprecationAnnotationInfoPerUseSiteStorage(storage)
+    }
+}
+
+fun buildDeprecationAnnotationInfoPerUseSiteStorage(builder: DeprecationAnnotationInfoPerUseSiteStorageBuilder.() -> Unit)
+        : DeprecationAnnotationInfoPerUseSiteStorage {
+    return DeprecationAnnotationInfoPerUseSiteStorageBuilder().apply(builder).build()
+}
+
+fun FirBasedSymbol<*>.getDeprecation(apiVersion: ApiVersion, callSite: FirElement?): DeprecationInfo? {
    return when (this) {
        is FirPropertySymbol ->
            when (callSite) {
                is FirVariableAssignment ->
-                    getDeprecationForCallSite(AnnotationUseSiteTarget.PROPERTY_SETTER, AnnotationUseSiteTarget.PROPERTY)
+                    getDeprecationForCallSite(apiVersion, AnnotationUseSiteTarget.PROPERTY_SETTER, AnnotationUseSiteTarget.PROPERTY)
                is FirPropertyAccessExpression ->
-                    getDeprecationForCallSite(AnnotationUseSiteTarget.PROPERTY_GETTER, AnnotationUseSiteTarget.PROPERTY)
+                    getDeprecationForCallSite(apiVersion, AnnotationUseSiteTarget.PROPERTY_GETTER, AnnotationUseSiteTarget.PROPERTY)
                else ->
-                    getDeprecationForCallSite(AnnotationUseSiteTarget.PROPERTY)
+                    getDeprecationForCallSite(apiVersion, AnnotationUseSiteTarget.PROPERTY)
            }
        else ->
-            getDeprecationForCallSite()
+            getDeprecationForCallSite(apiVersion)
    }
 }

-fun FirAnnotationContainer.getDeprecationInfos(currentVersion: ApiVersion): DeprecationsPerUseSite {
-    val deprecationByUseSite = mutableMapOf<AnnotationUseSiteTarget?, DeprecationInfo>()
+fun FirAnnotationContainer.getDeprecationsProvider(): DeprecationsProvider {
+    return extractDeprecationInfoPerUseSite().toDeprecationsProvider()
+}
+
+fun FirAnnotationContainer.extractDeprecationInfoPerUseSite(): DeprecationAnnotationInfoPerUseSiteStorage {
    val fromJava = this is FirDeclaration && this.isJavaOrEnhancement
-    annotations.extractDeprecationInfoPerUseSite(currentVersion, fromJava).toMap(deprecationByUseSite)

-    if (this is FirProperty) {
-        getDeprecationsFromAccessors(getter, setter, currentVersion).bySpecificSite?.forEach { (k, v) -> deprecationByUseSite[k] = v }
+    return buildDeprecationAnnotationInfoPerUseSiteStorage {
+        add(annotations.extractDeprecationAnnotationInfoPerUseSite(fromJava))
+        if (this@extractDeprecationInfoPerUseSite is FirProperty) {
+            add(getDeprecationsAnnotationInfoByUseSiteFromAccessors(getter, setter))
+        }
    }
-
-    return DeprecationsPerUseSite.fromMap(deprecationByUseSite)
 }
-
-@OptIn(ExperimentalStdlibApi::class)
-fun getDeprecationsFromAccessors(
+fun getDeprecationsProviderFromAccessors(
    getter: FirFunction?,
-    setter: FirFunction?,
-    currentVersion: ApiVersion
-): DeprecationsPerUseSite {
-    val perUseSite = buildMap<AnnotationUseSiteTarget, DeprecationInfo> {
-        val setterDeprecations = setter?.getDeprecationInfos(currentVersion)
-        setterDeprecations?.all?.let { put(AnnotationUseSiteTarget.PROPERTY_SETTER, it) }
-        setterDeprecations?.bySpecificSite?.let { putAll(it) }
-        val getterDeprecations = getter?.getDeprecationInfos(currentVersion)
-        getterDeprecations?.all?.let { put(AnnotationUseSiteTarget.PROPERTY_GETTER, it) }
-        getterDeprecations?.bySpecificSite?.let { putAll(it) }
+    setter: FirFunction?
+): DeprecationsProvider {
+    return getDeprecationsAnnotationInfoByUseSiteFromAccessors(getter, setter).toDeprecationsProvider()
+}
+fun getDeprecationsAnnotationInfoByUseSiteFromAccessors(
+    getter: FirFunction?,
+    setter: FirFunction?
+): DeprecationAnnotationInfoPerUseSiteStorage {
+    return buildDeprecationAnnotationInfoPerUseSiteStorage {
+        val setterDeprecations = setter?.extractDeprecationInfoPerUseSite()
+        setterDeprecations?.storage?.forEach { (useSite, infos) ->
+            if (useSite == null) {
+                add(AnnotationUseSiteTarget.PROPERTY_SETTER, infos)
+            } else {
+                add(useSite, infos)
+            }
+        }
+        val getterDeprecations = getter?.extractDeprecationInfoPerUseSite()
+        getterDeprecations?.storage?.forEach { (useSite, infos) ->
+            if (useSite == null) {
+                add(AnnotationUseSiteTarget.PROPERTY_GETTER, infos)
+            } else {
+                add(useSite, infos)
+            }
+        }
    }
-    return if (perUseSite.isEmpty()) EmptyDeprecationsPerUseSite else DeprecationsPerUseSite(null, perUseSite)
 }

-fun List<FirAnnotation>.getDeprecationInfosFromAnnotations(currentVersion: ApiVersion, fromJava: Boolean): DeprecationsPerUseSite {
-    val deprecationByUseSite = extractDeprecationInfoPerUseSite(currentVersion, fromJava).toMap()
-    return DeprecationsPerUseSite.fromMap(deprecationByUseSite)
+fun List<FirAnnotation>.getDeprecationsProviderFromAnnotations(fromJava: Boolean): DeprecationsProvider {
+    val deprecationAnnotationByUseSite = extractDeprecationAnnotationInfoPerUseSite(fromJava)
+    return deprecationAnnotationByUseSite.toDeprecationsProvider()
 }

 fun FirBasedSymbol<*>.getDeprecationForCallSite(
+    apiVersion: ApiVersion,
    vararg sites: AnnotationUseSiteTarget
 ): DeprecationInfo? {
    val deprecations = when (this) {
-        is FirCallableSymbol<*> -> deprecation
-        is FirClassLikeSymbol<*> -> deprecation
+        is FirCallableSymbol<*> -> getDeprecation(apiVersion)
+        is FirClassLikeSymbol<*> -> getDeprecation(apiVersion)
        else -> null
    }
    return (deprecations ?: EmptyDeprecationsPerUseSite).forUseSite(*sites)
@@ -107,51 +163,48 @@ private fun FirAnnotation.getDeprecationLevel(): DeprecationLevelValue? {
    return DeprecationLevelValue.values().find { it.name == targetName }
 }

-private fun List<FirAnnotation>.extractDeprecationInfoPerUseSite(
-    currentVersion: ApiVersion,
+private fun List<FirAnnotation>.extractDeprecationAnnotationInfoPerUseSite(
    fromJava: Boolean
-): List<Pair<AnnotationUseSiteTarget?, DeprecationInfo>> {
+): DeprecationAnnotationInfoPerUseSiteStorage {
    @Suppress("RemoveExplicitTypeArguments")
    val annotations = buildList<Pair<FirAnnotation, Boolean>> {
        mapAnnotationsWithClassIdTo(StandardClassIds.Annotations.Deprecated, this) { it to false }
        mapAnnotationsWithClassIdTo(StandardClassIds.Annotations.Java.Deprecated, this) { it to true }
        mapAnnotationsWithClassIdTo(StandardClassIds.Annotations.SinceKotlin, this) { it to false }
    }
-    return annotations.mapNotNull { (deprecated, fromJavaAnnotation) ->
-        if (deprecated.classId == StandardClassIds.Annotations.SinceKotlin) {
-            val sinceKotlinSingleArgument = deprecated.findArgumentByName(ParameterNames.sinceKotlinVersion)
-            val apiVersion = ((sinceKotlinSingleArgument as? FirConstExpression<*>)?.value as? String)
-                ?.let(ApiVersion.Companion::parse) ?: return@mapNotNull null
-            if (apiVersion <= currentVersion) return@mapNotNull null
-            val wasExperimental = this.any { it.classId == StandardClassIds.Annotations.WasExperimental }
-            return@mapNotNull runUnless(wasExperimental) {
-                deprecated.useSiteTarget to SimpleDeprecationInfo(
-                    deprecationLevel = DeprecationLevelValue.HIDDEN,
-                    propagatesToOverrides = true,
-                    message = null
-                )
+
+    return buildDeprecationAnnotationInfoPerUseSiteStorage {
+        for ((deprecated, fromJavaAnnotation) in annotations) {
+            if (deprecated.classId == StandardClassIds.Annotations.SinceKotlin) {
+                val sinceKotlinSingleArgument = deprecated.findArgumentByName(ParameterNames.sinceKotlinVersion)
+                val apiVersion = ((sinceKotlinSingleArgument as? FirConstExpression<*>)?.value as? String)
+                    ?.let(ApiVersion.Companion::parse) ?: continue
+                val wasExperimental = this@extractDeprecationAnnotationInfoPerUseSite.any {
+                    it.classId == StandardClassIds.Annotations.WasExperimental
+                }
+                if (!wasExperimental) {
+                    add(deprecated.useSiteTarget, SinceKotlinInfo(apiVersion))
+                }
+            } else {
+                val deprecationLevel = deprecated.getDeprecationLevel() ?: DeprecationLevelValue.WARNING
+                val propagatesToOverride = !fromJavaAnnotation && !fromJava
+                val deprecatedSinceKotlin = getAnnotationsByClassId(StandardClassIds.Annotations.DeprecatedSinceKotlin).firstOrNull()
+                val message = deprecated.getStringArgument(ParameterNames.deprecatedMessage)
+
+                val deprecatedInfo =
+                    if (deprecatedSinceKotlin == null) {
+                        DeprecatedInfo(deprecationLevel, propagatesToOverride, message)
+                    } else {
+                        DeprecatedSinceKotlinInfo(
+                            deprecatedSinceKotlin.getVersionFromArgument(deprecatedSinceKotlinWarningSince),
+                            deprecatedSinceKotlin.getVersionFromArgument(deprecatedSinceKotlinErrorSince),
+                            deprecatedSinceKotlin.getVersionFromArgument(deprecatedSinceKotlinHiddenSince),
+                            message,
+                            propagatesToOverride
+                        )
+                    }
+                add(deprecated.useSiteTarget, deprecatedInfo)
            }
        }
-        val deprecationLevel = deprecated.getDeprecationLevel() ?: DeprecationLevelValue.WARNING
-        val deprecatedSinceKotlin = getAnnotationsByClassId(StandardClassIds.Annotations.DeprecatedSinceKotlin).firstOrNull()
-
-        fun deprecatedLevelApplied(name: Name, level: DeprecationLevelValue): DeprecationLevelValue? {
-            deprecatedSinceKotlin?.getVersionFromArgument(name)?.takeIf { it <= currentVersion }?.let { return level }
-            return level.takeIf { deprecatedSinceKotlin == null && level == deprecationLevel }
-        }
-
-        val appliedLevel = (deprecatedLevelApplied(deprecatedSinceKotlinHiddenSince, DeprecationLevelValue.HIDDEN)
-            ?: deprecatedLevelApplied(deprecatedSinceKotlinErrorSince, DeprecationLevelValue.ERROR)
-            ?: deprecatedLevelApplied(deprecatedSinceKotlinWarningSince, DeprecationLevelValue.WARNING))
-
-        appliedLevel?.let {
-            val inheritable = !fromJavaAnnotation && !fromJava
-            deprecated.useSiteTarget to SimpleDeprecationInfo(
-                it,
-                inheritable,
-                deprecated.getStringArgument(ParameterNames.deprecatedMessage)
-            )
-        }
    }
 }
-
@@ -6,9 +6,7 @@
 package org.jetbrains.kotlin.fir.resolve.calls

 import org.jetbrains.kotlin.fir.*
-import org.jetbrains.kotlin.fir.declarations.FirDeclarationOrigin
-import org.jetbrains.kotlin.fir.declarations.FirSimpleFunction
-import org.jetbrains.kotlin.fir.declarations.getDeprecationsFromAccessors
+import org.jetbrains.kotlin.fir.declarations.*
 import org.jetbrains.kotlin.fir.declarations.synthetic.buildSyntheticProperty
 import org.jetbrains.kotlin.fir.declarations.utils.isStatic
 import org.jetbrains.kotlin.fir.scopes.*
@@ -137,7 +135,7 @@ class FirSyntheticPropertiesScope private constructor(
            )
            delegateGetter = getter
            delegateSetter = matchingSetter
-            deprecation = getDeprecationsFromAccessors(getter, matchingSetter, session.languageVersionSettings.apiVersion)
+            deprecationsProvider = getDeprecationsProviderFromAccessors(getter, matchingSetter)
        }
        val syntheticSymbol = property.symbol
        (baseScope as? FirUnstableSmartcastTypeScope)?.apply {
@@ -122,7 +122,7 @@ object FirFakeOverrideGenerator {
                session, baseFunction, newParameterTypes, newTypeParameters,
                newReceiverType, newContextReceiverTypes, newReturnType, fakeOverrideSubstitution, newSymbol
            ).filterIsInstance<FirTypeParameter>()
-            deprecation = baseFunction.deprecation
+            deprecationsProvider = baseFunction.deprecationsProvider
        }
    }

@@ -165,7 +165,7 @@ object FirFakeOverrideGenerator {
            resolvePhase = baseConstructor.resolvePhase
            source = baseConstructor.source
            attributes = baseConstructor.attributes.copy()
-            deprecation = baseConstructor.deprecation
+            deprecationsProvider = baseConstructor.deprecationsProvider
        }.apply {
            originalForSubstitutionOverrideAttr = baseConstructor
        }
@@ -344,7 +344,7 @@ object FirFakeOverrideGenerator {
                newReturnType,
                fakeOverrideSubstitution
            )
-            deprecation = baseProperty.deprecation
+            deprecationsProvider = baseProperty.deprecationsProvider
        }
    }

@@ -526,7 +526,7 @@ object FirFakeOverrideGenerator {
            delegateGetter = getter
            delegateSetter = setter
            status = baseProperty.status
-            deprecation = getDeprecationsFromAccessors(getter, setter, session.languageVersionSettings.apiVersion)
+            deprecationsProvider = getDeprecationsProviderFromAccessors(getter, setter)
        }.symbol
    }

@@ -341,6 +341,7 @@ class FirCallResolver(
                        qualifiedAccess.explicitReceiver,
                        referencedSymbol,
                        nonFatalDiagnosticFromExpression,
+                        session.languageVersionSettings.apiVersion
                    ),
                    annotations = qualifiedAccess.annotations
                )
@@ -6,6 +6,7 @@
 package org.jetbrains.kotlin.fir

 import org.jetbrains.kotlin.KtSourceElement
+import org.jetbrains.kotlin.config.ApiVersion
 import org.jetbrains.kotlin.fir.declarations.FirClass
 import org.jetbrains.kotlin.fir.diagnostics.ConeDiagnostic
 import org.jetbrains.kotlin.fir.expressions.FirExpression
@@ -70,7 +71,8 @@ fun BodyResolveComponents.resolveRootPartOfQualifier(
                            source,
                            explicitReceiver = null,
                            it,
-                            extraNotFatalDiagnostics = nonFatalDiagnosticsFromExpression
+                            extraNotFatalDiagnostics = nonFatalDiagnosticsFromExpression,
+                            session.languageVersionSettings.apiVersion
                        )
                    )
                }.apply {
@@ -80,7 +82,14 @@ fun BodyResolveComponents.resolveRootPartOfQualifier(
        }
    }

-    return FqName.ROOT.continueQualifierInPackage(name, typeArguments, nonFatalDiagnosticsFromExpression, this, source)
+    return FqName.ROOT.continueQualifierInPackage(
+        name,
+        typeArguments,
+        nonFatalDiagnosticsFromExpression,
+        this,
+        source,
+        session.languageVersionSettings.apiVersion
+    )
 }

 fun FirResolvedQualifier.continueQualifier(
@@ -115,7 +124,8 @@ fun FirResolvedQualifier.continueQualifier(
                            source,
                            explicitReceiver = null,
                            nestedClassSymbol,
-                            extraNotFatalDiagnostics = this@continueQualifier.nonFatalDiagnostics
+                            extraNotFatalDiagnostics = this@continueQualifier.nonFatalDiagnostics,
+                            session.languageVersionSettings.apiVersion
                        )
                    )
                }.apply {
@@ -124,7 +134,14 @@ fun FirResolvedQualifier.continueQualifier(
            }
    }

-    return packageFqName.continueQualifierInPackage(name, typeArguments, nonFatalDiagnosticsFromExpression, components, source)
+    return packageFqName.continueQualifierInPackage(
+        name,
+        typeArguments,
+        nonFatalDiagnosticsFromExpression,
+        components,
+        source,
+        session.languageVersionSettings.apiVersion
+    )
 }

 private fun FqName.continueQualifierInPackage(
@@ -132,7 +149,8 @@ private fun FqName.continueQualifierInPackage(
    typeArguments: List<FirTypeProjection>,
    nonFatalDiagnosticsFromExpression: List<ConeDiagnostic>?,
    components: BodyResolveComponents,
-    source: KtSourceElement?
+    source: KtSourceElement?,
+    apiVersion: ApiVersion
 ): FirResolvedQualifier? {
    val childFqName = this.child(name)
    if (components.symbolProvider.getPackage(childFqName) != null) {
@@ -160,7 +178,8 @@ private fun FqName.continueQualifierInPackage(
                source,
                explicitReceiver = null,
                symbol,
-                extraNotFatalDiagnostics = nonFatalDiagnosticsFromExpression
+                extraNotFatalDiagnostics = nonFatalDiagnosticsFromExpression,
+                apiVersion
            )
        )
    }.apply {
@@ -172,12 +191,13 @@ internal fun extractNonFatalDiagnostics(
    source: KtSourceElement?,
    explicitReceiver: FirExpression?,
    symbol: FirClassLikeSymbol<*>,
-    extraNotFatalDiagnostics: List<ConeDiagnostic>?
+    extraNotFatalDiagnostics: List<ConeDiagnostic>?,
+    apiVersion: ApiVersion
 ): List<ConeDiagnostic> {
    val prevDiagnostics = (explicitReceiver as? FirResolvedQualifier)?.nonFatalDiagnostics ?: emptyList()
    var result: MutableList<ConeDiagnostic>? = null

-    val deprecation = symbol.fir.deprecation?.forUseSite()
+    val deprecation = symbol.getDeprecation(apiVersion)?.forUseSite()
    if (deprecation != null) {
        result = mutableListOf()
        result.addAll(prevDiagnostics)
@@ -12,6 +12,7 @@ import org.jetbrains.kotlin.fir.declarations.builder.buildConstructedClassTypePa
 import org.jetbrains.kotlin.fir.declarations.builder.buildConstructorCopy
 import org.jetbrains.kotlin.fir.declarations.utils.classId
 import org.jetbrains.kotlin.fir.declarations.utils.isInner
+import org.jetbrains.kotlin.fir.languageVersionSettings
 import org.jetbrains.kotlin.fir.resolve.*
 import org.jetbrains.kotlin.fir.resolve.substitution.ConeSubstitutor
 import org.jetbrains.kotlin.fir.resolve.substitution.substitutorByMap
@@ -104,7 +105,7 @@ private fun FirDeclaration.isInvisibleOrHidden(session: FirSession, bodyResolveC
        }
    }

-    val deprecation = symbol.getDeprecationForCallSite()
+    val deprecation = symbol.getDeprecationForCallSite(session.languageVersionSettings.apiVersion)
    return deprecation != null && deprecation.deprecationLevel == DeprecationLevelValue.HIDDEN
 }

@@ -630,7 +630,7 @@ internal object CheckCallModifiers : CheckerStage() {
 internal object CheckDeprecatedSinceKotlin : ResolutionStage() {
    override suspend fun check(candidate: Candidate, callInfo: CallInfo, sink: CheckerSink, context: ResolutionContext) {
        val symbol = candidate.symbol as? FirCallableSymbol<*> ?: return
-        val deprecation = symbol.getDeprecation(callInfo.callSite)
+        val deprecation = symbol.getDeprecation(context.session.languageVersionSettings.apiVersion, callInfo.callSite)
        if (deprecation != null && deprecation.deprecationLevel == DeprecationLevelValue.HIDDEN) {
            sink.yieldDiagnostic(HiddenCandidate)
        }
@@ -6,8 +6,7 @@
 package org.jetbrains.kotlin.fir.resolve.providers.impl

 import org.jetbrains.kotlin.KtSourceElement
-import org.jetbrains.kotlin.fir.FirSession
-import org.jetbrains.kotlin.fir.ThreadSafeMutableState
+import org.jetbrains.kotlin.fir.*
 import org.jetbrains.kotlin.fir.declarations.*
 import org.jetbrains.kotlin.fir.declarations.impl.FirOuterClassTypeParameterRef
 import org.jetbrains.kotlin.fir.declarations.utils.isEnumClass
@@ -16,7 +15,6 @@ import org.jetbrains.kotlin.fir.diagnostics.ConeDiagnostic
 import org.jetbrains.kotlin.fir.diagnostics.ConeSimpleDiagnostic
 import org.jetbrains.kotlin.fir.diagnostics.ConeUnexpectedTypeArgumentsError
 import org.jetbrains.kotlin.fir.diagnostics.DiagnosticKind
-import org.jetbrains.kotlin.fir.render
 import org.jetbrains.kotlin.fir.resolve.*
 import org.jetbrains.kotlin.fir.resolve.calls.AbstractCallInfo
 import org.jetbrains.kotlin.fir.resolve.calls.AbstractCandidate
@@ -33,7 +31,6 @@ import org.jetbrains.kotlin.fir.symbols.impl.*
 import org.jetbrains.kotlin.fir.types.*
 import org.jetbrains.kotlin.fir.types.impl.ConeClassLikeTypeImpl
 import org.jetbrains.kotlin.fir.types.impl.ConeTypeParameterTypeImpl
-import org.jetbrains.kotlin.fir.visibilityChecker
 import org.jetbrains.kotlin.name.ClassId
 import org.jetbrains.kotlin.name.StandardClassIds
 import org.jetbrains.kotlin.resolve.calls.inference.model.ConstraintSystemError
@@ -127,7 +124,7 @@ class FirTypeResolverImpl(private val session: FirSession) : FirTypeResolver() {
                diagnostic = ConeVisibilityError(symbol)
            }

-            val deprecation = symbol.getDeprecation(useSiteFile)
+            val deprecation = symbol.getDeprecation(session.languageVersionSettings.apiVersion, useSiteFile)
            if (deprecation != null && deprecation.deprecationLevel == DeprecationLevelValue.HIDDEN) {
                symbolApplicability = minOf(CandidateApplicability.HIDDEN, symbolApplicability)
                diagnostic = null
@@ -554,8 +554,8 @@ abstract class AbstractFirStatusResolveTransformer(
    }

    protected fun calculateDeprecations(simpleFunction: FirCallableDeclaration) {
-        if (simpleFunction.deprecation == null) {
-            simpleFunction.replaceDeprecation(simpleFunction.getDeprecationInfos(session.languageVersionSettings.apiVersion))
+        if (simpleFunction.deprecationsProvider is UnresolvedDeprecationProvider) {
+            simpleFunction.replaceDeprecationsProvider(simpleFunction.getDeprecationsProvider())
        }
    }
 }
@@ -253,8 +253,8 @@ private class FirAnnotationResolveTransformer(
    }

    private fun calculateDeprecations(classLikeDeclaration: FirClassLikeDeclaration) {
-        if (classLikeDeclaration.deprecation == null) {
-            classLikeDeclaration.replaceDeprecation(classLikeDeclaration.getDeprecationInfos(session.languageVersionSettings.apiVersion))
+        if (classLikeDeclaration.deprecationsProvider == UnresolvedDeprecationProvider) {
+            classLikeDeclaration.replaceDeprecationsProvider(classLikeDeclaration.getDeprecationsProvider())
        }
    }
 }
@@ -34,7 +34,7 @@ abstract class FirAnonymousFunction : FirFunction(), FirTypeParametersOwner {
    abstract override val status: FirDeclarationStatus
    abstract override val returnTypeRef: FirTypeRef
    abstract override val receiverTypeRef: FirTypeRef?
-    abstract override val deprecation: DeprecationsPerUseSite?
+    abstract override val deprecationsProvider: DeprecationsProvider
    abstract override val containerSource: DeserializedContainerSource?
    abstract override val dispatchReceiverType: ConeSimpleKotlinType?
    abstract override val contextReceivers: List<FirContextReceiver>
@@ -62,7 +62,7 @@ abstract class FirAnonymousFunction : FirFunction(), FirTypeParametersOwner {

    abstract override fun replaceReceiverTypeRef(newReceiverTypeRef: FirTypeRef?)

-    abstract override fun replaceDeprecation(newDeprecation: DeprecationsPerUseSite?)
+    abstract override fun replaceDeprecationsProvider(newDeprecationsProvider: DeprecationsProvider)

    abstract override fun replaceContextReceivers(newContextReceivers: List<FirContextReceiver>)

@@ -29,7 +29,7 @@ abstract class FirAnonymousObject : FirClass(), FirControlFlowGraphOwner {
    abstract override val attributes: FirDeclarationAttributes
    abstract override val typeParameters: List<FirTypeParameterRef>
    abstract override val status: FirDeclarationStatus
-    abstract override val deprecation: DeprecationsPerUseSite?
+    abstract override val deprecationsProvider: DeprecationsProvider
    abstract override val classKind: ClassKind
    abstract override val superTypeRefs: List<FirTypeRef>
    abstract override val declarations: List<FirDeclaration>
@@ -46,7 +46,7 @@ abstract class FirAnonymousObject : FirClass(), FirControlFlowGraphOwner {

    abstract override fun replaceResolvePhase(newResolvePhase: FirResolvePhase)

-    abstract override fun replaceDeprecation(newDeprecation: DeprecationsPerUseSite?)
+    abstract override fun replaceDeprecationsProvider(newDeprecationsProvider: DeprecationsProvider)

    abstract override fun replaceSuperTypeRefs(newSuperTypeRefs: List<FirTypeRef>)

@@ -32,7 +32,7 @@ abstract class FirBackingField : FirVariable(), FirTypeParametersOwner, FirState
    abstract override val attributes: FirDeclarationAttributes
    abstract override val returnTypeRef: FirTypeRef
    abstract override val receiverTypeRef: FirTypeRef?
-    abstract override val deprecation: DeprecationsPerUseSite?
+    abstract override val deprecationsProvider: DeprecationsProvider
    abstract override val containerSource: DeserializedContainerSource?
    abstract override val dispatchReceiverType: ConeSimpleKotlinType?
    abstract override val contextReceivers: List<FirContextReceiver>
@@ -62,7 +62,7 @@ abstract class FirBackingField : FirVariable(), FirTypeParametersOwner, FirState

    abstract override fun replaceReceiverTypeRef(newReceiverTypeRef: FirTypeRef?)

-    abstract override fun replaceDeprecation(newDeprecation: DeprecationsPerUseSite?)
+    abstract override fun replaceDeprecationsProvider(newDeprecationsProvider: DeprecationsProvider)

    abstract override fun replaceContextReceivers(newContextReceivers: List<FirContextReceiver>)

@@ -31,7 +31,7 @@ sealed class FirCallableDeclaration : FirMemberDeclaration() {
    abstract override val status: FirDeclarationStatus
    abstract val returnTypeRef: FirTypeRef
    abstract val receiverTypeRef: FirTypeRef?
-    abstract val deprecation: DeprecationsPerUseSite?
+    abstract val deprecationsProvider: DeprecationsProvider
    abstract override val symbol: FirCallableSymbol<out FirCallableDeclaration>
    abstract val containerSource: DeserializedContainerSource?
    abstract val dispatchReceiverType: ConeSimpleKotlinType?
@@ -49,7 +49,7 @@ sealed class FirCallableDeclaration : FirMemberDeclaration() {

    abstract fun replaceReceiverTypeRef(newReceiverTypeRef: FirTypeRef?)

-    abstract fun replaceDeprecation(newDeprecation: DeprecationsPerUseSite?)
+    abstract fun replaceDeprecationsProvider(newDeprecationsProvider: DeprecationsProvider)

    abstract fun replaceContextReceivers(newContextReceivers: List<FirContextReceiver>)

@@ -29,7 +29,7 @@ sealed class FirClass : FirClassLikeDeclaration(), FirStatement, FirTypeParamete
    abstract override val attributes: FirDeclarationAttributes
    abstract override val typeParameters: List<FirTypeParameterRef>
    abstract override val status: FirDeclarationStatus
-    abstract override val deprecation: DeprecationsPerUseSite?
+    abstract override val deprecationsProvider: DeprecationsProvider
    abstract override val symbol: FirClassSymbol<out FirClass>
    abstract val classKind: ClassKind
    abstract val superTypeRefs: List<FirTypeRef>
@@ -45,7 +45,7 @@ sealed class FirClass : FirClassLikeDeclaration(), FirStatement, FirTypeParamete

    abstract override fun replaceResolvePhase(newResolvePhase: FirResolvePhase)

-    abstract override fun replaceDeprecation(newDeprecation: DeprecationsPerUseSite?)
+    abstract override fun replaceDeprecationsProvider(newDeprecationsProvider: DeprecationsProvider)

    abstract fun replaceSuperTypeRefs(newSuperTypeRefs: List<FirTypeRef>)

@@ -28,7 +28,7 @@ sealed class FirClassLikeDeclaration : FirMemberDeclaration(), FirStatement {
    abstract override val typeParameters: List<FirTypeParameterRef>
    abstract override val status: FirDeclarationStatus
    abstract override val symbol: FirClassLikeSymbol<out FirClassLikeDeclaration>
-    abstract val deprecation: DeprecationsPerUseSite?
+    abstract val deprecationsProvider: DeprecationsProvider

    override fun <R, D> accept(visitor: FirVisitor<R, D>, data: D): R = visitor.visitClassLikeDeclaration(this, data)

@@ -38,7 +38,7 @@ sealed class FirClassLikeDeclaration : FirMemberDeclaration(), FirStatement {

    abstract override fun replaceResolvePhase(newResolvePhase: FirResolvePhase)

-    abstract fun replaceDeprecation(newDeprecation: DeprecationsPerUseSite?)
+    abstract fun replaceDeprecationsProvider(newDeprecationsProvider: DeprecationsProvider)

    abstract override fun <D> transformAnnotations(transformer: FirTransformer<D>, data: D): FirClassLikeDeclaration

@@ -33,7 +33,7 @@ abstract class FirConstructor : FirFunction(), FirTypeParameterRefsOwner {
    abstract override val status: FirDeclarationStatus
    abstract override val returnTypeRef: FirTypeRef
    abstract override val receiverTypeRef: FirTypeRef?
-    abstract override val deprecation: DeprecationsPerUseSite?
+    abstract override val deprecationsProvider: DeprecationsProvider
    abstract override val containerSource: DeserializedContainerSource?
    abstract override val dispatchReceiverType: ConeSimpleKotlinType?
    abstract override val contextReceivers: List<FirContextReceiver>
@@ -57,7 +57,7 @@ abstract class FirConstructor : FirFunction(), FirTypeParameterRefsOwner {

    abstract override fun replaceReceiverTypeRef(newReceiverTypeRef: FirTypeRef?)

-    abstract override fun replaceDeprecation(newDeprecation: DeprecationsPerUseSite?)
+    abstract override fun replaceDeprecationsProvider(newDeprecationsProvider: DeprecationsProvider)

    abstract override fun replaceContextReceivers(newContextReceivers: List<FirContextReceiver>)

@@ -32,7 +32,7 @@ abstract class FirEnumEntry : FirVariable() {
    abstract override val status: FirDeclarationStatus
    abstract override val returnTypeRef: FirTypeRef
    abstract override val receiverTypeRef: FirTypeRef?
-    abstract override val deprecation: DeprecationsPerUseSite?
+    abstract override val deprecationsProvider: DeprecationsProvider
    abstract override val containerSource: DeserializedContainerSource?
    abstract override val dispatchReceiverType: ConeSimpleKotlinType?
    abstract override val contextReceivers: List<FirContextReceiver>
@@ -59,7 +59,7 @@ abstract class FirEnumEntry : FirVariable() {

    abstract override fun replaceReceiverTypeRef(newReceiverTypeRef: FirTypeRef?)

-    abstract override fun replaceDeprecation(newDeprecation: DeprecationsPerUseSite?)
+    abstract override fun replaceDeprecationsProvider(newDeprecationsProvider: DeprecationsProvider)

    abstract override fun replaceContextReceivers(newContextReceivers: List<FirContextReceiver>)

@@ -34,7 +34,7 @@ abstract class FirErrorFunction : FirFunction(), FirDiagnosticHolder {
    abstract override val status: FirDeclarationStatus
    abstract override val returnTypeRef: FirTypeRef
    abstract override val receiverTypeRef: FirTypeRef?
-    abstract override val deprecation: DeprecationsPerUseSite?
+    abstract override val deprecationsProvider: DeprecationsProvider
    abstract override val containerSource: DeserializedContainerSource?
    abstract override val dispatchReceiverType: ConeSimpleKotlinType?
    abstract override val contextReceivers: List<FirContextReceiver>
@@ -57,7 +57,7 @@ abstract class FirErrorFunction : FirFunction(), FirDiagnosticHolder {

    abstract override fun replaceReceiverTypeRef(newReceiverTypeRef: FirTypeRef?)

-    abstract override fun replaceDeprecation(newDeprecation: DeprecationsPerUseSite?)
+    abstract override fun replaceDeprecationsProvider(newDeprecationsProvider: DeprecationsProvider)

    abstract override fun replaceContextReceivers(newContextReceivers: List<FirContextReceiver>)

@@ -34,7 +34,7 @@ abstract class FirErrorProperty : FirVariable(), FirDiagnosticHolder {
    abstract override val status: FirDeclarationStatus
    abstract override val returnTypeRef: FirTypeRef
    abstract override val receiverTypeRef: FirTypeRef?
-    abstract override val deprecation: DeprecationsPerUseSite?
+    abstract override val deprecationsProvider: DeprecationsProvider
    abstract override val containerSource: DeserializedContainerSource?
    abstract override val dispatchReceiverType: ConeSimpleKotlinType?
    abstract override val contextReceivers: List<FirContextReceiver>
@@ -62,7 +62,7 @@ abstract class FirErrorProperty : FirVariable(), FirDiagnosticHolder {

    abstract override fun replaceReceiverTypeRef(newReceiverTypeRef: FirTypeRef?)

-    abstract override fun replaceDeprecation(newDeprecation: DeprecationsPerUseSite?)
+    abstract override fun replaceDeprecationsProvider(newDeprecationsProvider: DeprecationsProvider)

    abstract override fun replaceContextReceivers(newContextReceivers: List<FirContextReceiver>)

@@ -33,7 +33,7 @@ abstract class FirField : FirVariable(), FirControlFlowGraphOwner {
    abstract override val status: FirDeclarationStatus
    abstract override val returnTypeRef: FirTypeRef
    abstract override val receiverTypeRef: FirTypeRef?
-    abstract override val deprecation: DeprecationsPerUseSite?
+    abstract override val deprecationsProvider: DeprecationsProvider
    abstract override val containerSource: DeserializedContainerSource?
    abstract override val dispatchReceiverType: ConeSimpleKotlinType?
    abstract override val contextReceivers: List<FirContextReceiver>
@@ -61,7 +61,7 @@ abstract class FirField : FirVariable(), FirControlFlowGraphOwner {

    abstract override fun replaceReceiverTypeRef(newReceiverTypeRef: FirTypeRef?)

-    abstract override fun replaceDeprecation(newDeprecation: DeprecationsPerUseSite?)
+    abstract override fun replaceDeprecationsProvider(newDeprecationsProvider: DeprecationsProvider)

    abstract override fun replaceContextReceivers(newContextReceivers: List<FirContextReceiver>)

@@ -35,7 +35,7 @@ sealed class FirFunction : FirCallableDeclaration(), FirTargetElement, FirContro
    abstract override val status: FirDeclarationStatus
    abstract override val returnTypeRef: FirTypeRef
    abstract override val receiverTypeRef: FirTypeRef?
-    abstract override val deprecation: DeprecationsPerUseSite?
+    abstract override val deprecationsProvider: DeprecationsProvider
    abstract override val containerSource: DeserializedContainerSource?
    abstract override val dispatchReceiverType: ConeSimpleKotlinType?
    abstract override val contextReceivers: List<FirContextReceiver>
@@ -56,7 +56,7 @@ sealed class FirFunction : FirCallableDeclaration(), FirTargetElement, FirContro

    abstract override fun replaceReceiverTypeRef(newReceiverTypeRef: FirTypeRef?)

-    abstract override fun replaceDeprecation(newDeprecation: DeprecationsPerUseSite?)
+    abstract override fun replaceDeprecationsProvider(newDeprecationsProvider: DeprecationsProvider)

    abstract override fun replaceContextReceivers(newContextReceivers: List<FirContextReceiver>)

@@ -33,7 +33,7 @@ abstract class FirProperty : FirVariable(), FirTypeParametersOwner, FirControlFl
    abstract override val status: FirDeclarationStatus
    abstract override val returnTypeRef: FirTypeRef
    abstract override val receiverTypeRef: FirTypeRef?
-    abstract override val deprecation: DeprecationsPerUseSite?
+    abstract override val deprecationsProvider: DeprecationsProvider
    abstract override val containerSource: DeserializedContainerSource?
    abstract override val dispatchReceiverType: ConeSimpleKotlinType?
    abstract override val contextReceivers: List<FirContextReceiver>
@@ -65,7 +65,7 @@ abstract class FirProperty : FirVariable(), FirTypeParametersOwner, FirControlFl

    abstract override fun replaceReceiverTypeRef(newReceiverTypeRef: FirTypeRef?)

-    abstract override fun replaceDeprecation(newDeprecation: DeprecationsPerUseSite?)
+    abstract override fun replaceDeprecationsProvider(newDeprecationsProvider: DeprecationsProvider)

    abstract override fun replaceContextReceivers(newContextReceivers: List<FirContextReceiver>)

@@ -33,7 +33,7 @@ abstract class FirPropertyAccessor : FirFunction(), FirContractDescriptionOwner,
    abstract override val status: FirDeclarationStatus
    abstract override val returnTypeRef: FirTypeRef
    abstract override val receiverTypeRef: FirTypeRef?
-    abstract override val deprecation: DeprecationsPerUseSite?
+    abstract override val deprecationsProvider: DeprecationsProvider
    abstract override val containerSource: DeserializedContainerSource?
    abstract override val dispatchReceiverType: ConeSimpleKotlinType?
    abstract override val contextReceivers: List<FirContextReceiver>
@@ -60,7 +60,7 @@ abstract class FirPropertyAccessor : FirFunction(), FirContractDescriptionOwner,

    abstract override fun replaceReceiverTypeRef(newReceiverTypeRef: FirTypeRef?)

-    abstract override fun replaceDeprecation(newDeprecation: DeprecationsPerUseSite?)
+    abstract override fun replaceDeprecationsProvider(newDeprecationsProvider: DeprecationsProvider)

    abstract override fun replaceContextReceivers(newContextReceivers: List<FirContextReceiver>)

@@ -30,7 +30,7 @@ abstract class FirRegularClass : FirClass(), FirControlFlowGraphOwner {
    abstract override val attributes: FirDeclarationAttributes
    abstract override val typeParameters: List<FirTypeParameterRef>
    abstract override val status: FirDeclarationStatus
-    abstract override val deprecation: DeprecationsPerUseSite?
+    abstract override val deprecationsProvider: DeprecationsProvider
    abstract override val classKind: ClassKind
    abstract override val declarations: List<FirDeclaration>
    abstract override val annotations: List<FirAnnotation>
@@ -51,7 +51,7 @@ abstract class FirRegularClass : FirClass(), FirControlFlowGraphOwner {

    abstract override fun replaceResolvePhase(newResolvePhase: FirResolvePhase)

-    abstract override fun replaceDeprecation(newDeprecation: DeprecationsPerUseSite?)
+    abstract override fun replaceDeprecationsProvider(newDeprecationsProvider: DeprecationsProvider)

    abstract override fun replaceControlFlowGraphReference(newControlFlowGraphReference: FirControlFlowGraphReference?)

@@ -33,7 +33,7 @@ abstract class FirSimpleFunction : FirFunction(), FirContractDescriptionOwner, F
    abstract override val status: FirDeclarationStatus
    abstract override val returnTypeRef: FirTypeRef
    abstract override val receiverTypeRef: FirTypeRef?
-    abstract override val deprecation: DeprecationsPerUseSite?
+    abstract override val deprecationsProvider: DeprecationsProvider
    abstract override val containerSource: DeserializedContainerSource?
    abstract override val dispatchReceiverType: ConeSimpleKotlinType?
    abstract override val contextReceivers: List<FirContextReceiver>
@@ -58,7 +58,7 @@ abstract class FirSimpleFunction : FirFunction(), FirContractDescriptionOwner, F

    abstract override fun replaceReceiverTypeRef(newReceiverTypeRef: FirTypeRef?)

-    abstract override fun replaceDeprecation(newDeprecation: DeprecationsPerUseSite?)
+    abstract override fun replaceDeprecationsProvider(newDeprecationsProvider: DeprecationsProvider)

    abstract override fun replaceContextReceivers(newContextReceivers: List<FirContextReceiver>)

@@ -26,7 +26,7 @@ abstract class FirTypeAlias : FirClassLikeDeclaration(), FirTypeParametersOwner
    abstract override val origin: FirDeclarationOrigin
    abstract override val attributes: FirDeclarationAttributes
    abstract override val status: FirDeclarationStatus
-    abstract override val deprecation: DeprecationsPerUseSite?
+    abstract override val deprecationsProvider: DeprecationsProvider
    abstract override val typeParameters: List<FirTypeParameter>
    abstract val name: Name
    abstract override val symbol: FirTypeAliasSymbol
@@ -41,7 +41,7 @@ abstract class FirTypeAlias : FirClassLikeDeclaration(), FirTypeParametersOwner

    abstract override fun replaceResolvePhase(newResolvePhase: FirResolvePhase)

-    abstract override fun replaceDeprecation(newDeprecation: DeprecationsPerUseSite?)
+    abstract override fun replaceDeprecationsProvider(newDeprecationsProvider: DeprecationsProvider)

    abstract fun replaceExpandedTypeRef(newExpandedTypeRef: FirTypeRef)

@@ -33,7 +33,7 @@ abstract class FirValueParameter : FirVariable(), FirControlFlowGraphOwner {
    abstract override val status: FirDeclarationStatus
    abstract override val returnTypeRef: FirTypeRef
    abstract override val receiverTypeRef: FirTypeRef?
-    abstract override val deprecation: DeprecationsPerUseSite?
+    abstract override val deprecationsProvider: DeprecationsProvider
    abstract override val containerSource: DeserializedContainerSource?
    abstract override val dispatchReceiverType: ConeSimpleKotlinType?
    abstract override val contextReceivers: List<FirContextReceiver>
@@ -65,7 +65,7 @@ abstract class FirValueParameter : FirVariable(), FirControlFlowGraphOwner {

    abstract override fun replaceReceiverTypeRef(newReceiverTypeRef: FirTypeRef?)

-    abstract override fun replaceDeprecation(newDeprecation: DeprecationsPerUseSite?)
+    abstract override fun replaceDeprecationsProvider(newDeprecationsProvider: DeprecationsProvider)

    abstract override fun replaceContextReceivers(newContextReceivers: List<FirContextReceiver>)

@@ -33,7 +33,7 @@ sealed class FirVariable : FirCallableDeclaration(), FirStatement {
    abstract override val status: FirDeclarationStatus
    abstract override val returnTypeRef: FirTypeRef
    abstract override val receiverTypeRef: FirTypeRef?
-    abstract override val deprecation: DeprecationsPerUseSite?
+    abstract override val deprecationsProvider: DeprecationsProvider
    abstract override val containerSource: DeserializedContainerSource?
    abstract override val dispatchReceiverType: ConeSimpleKotlinType?
    abstract override val contextReceivers: List<FirContextReceiver>
@@ -60,7 +60,7 @@ sealed class FirVariable : FirCallableDeclaration(), FirStatement {

    abstract override fun replaceReceiverTypeRef(newReceiverTypeRef: FirTypeRef?)

-    abstract override fun replaceDeprecation(newDeprecation: DeprecationsPerUseSite?)
+    abstract override fun replaceDeprecationsProvider(newDeprecationsProvider: DeprecationsProvider)

    abstract override fun replaceContextReceivers(newContextReceivers: List<FirContextReceiver>)

@@ -10,7 +10,7 @@ package org.jetbrains.kotlin.fir.declarations.builder
 import org.jetbrains.kotlin.KtSourceElement
 import org.jetbrains.kotlin.fir.FirModuleData
 import org.jetbrains.kotlin.fir.builder.FirBuilderDsl
-import org.jetbrains.kotlin.fir.declarations.DeprecationsPerUseSite
+import org.jetbrains.kotlin.fir.declarations.DeprecationsProvider
 import org.jetbrains.kotlin.fir.declarations.FirConstructor
 import org.jetbrains.kotlin.fir.declarations.FirContextReceiver
 import org.jetbrains.kotlin.fir.declarations.FirDeclarationAttributes
@@ -45,7 +45,7 @@ interface FirAbstractConstructorBuilder : FirFunctionBuilder {
    abstract override var attributes: FirDeclarationAttributes
    abstract override var status: FirDeclarationStatus
    abstract override var returnTypeRef: FirTypeRef
-    abstract override var deprecation: DeprecationsPerUseSite?
+    abstract override var deprecationsProvider: DeprecationsProvider
    abstract override var containerSource: DeserializedContainerSource?
    abstract override var dispatchReceiverType: ConeSimpleKotlinType?
    abstract override val contextReceivers: MutableList<FirContextReceiver>
@@ -14,7 +14,7 @@ import org.jetbrains.kotlin.fir.FirLabel
 import org.jetbrains.kotlin.fir.FirModuleData
 import org.jetbrains.kotlin.fir.builder.FirAnnotationContainerBuilder
 import org.jetbrains.kotlin.fir.builder.FirBuilderDsl
-import org.jetbrains.kotlin.fir.declarations.DeprecationsPerUseSite
+import org.jetbrains.kotlin.fir.declarations.DeprecationsProvider
 import org.jetbrains.kotlin.fir.declarations.FirAnonymousFunction
 import org.jetbrains.kotlin.fir.declarations.FirContextReceiver
 import org.jetbrains.kotlin.fir.declarations.FirDeclarationAttributes
@@ -24,6 +24,7 @@ import org.jetbrains.kotlin.fir.declarations.FirResolvePhase
 import org.jetbrains.kotlin.fir.declarations.FirTypeParameter
 import org.jetbrains.kotlin.fir.declarations.FirValueParameter
 import org.jetbrains.kotlin.fir.declarations.InlineStatus
+import org.jetbrains.kotlin.fir.declarations.UnresolvedDeprecationProvider
 import org.jetbrains.kotlin.fir.declarations.builder.FirFunctionBuilder
 import org.jetbrains.kotlin.fir.declarations.impl.FirAnonymousFunctionImpl
 import org.jetbrains.kotlin.fir.declarations.impl.FirResolvedDeclarationStatusImpl
@@ -51,7 +52,7 @@ class FirAnonymousFunctionBuilder : FirFunctionBuilder, FirAnnotationContainerBu
    override var attributes: FirDeclarationAttributes = FirDeclarationAttributes()
    override lateinit var returnTypeRef: FirTypeRef
    var receiverTypeRef: FirTypeRef? = null
-    override var deprecation: DeprecationsPerUseSite? = null
+    override var deprecationsProvider: DeprecationsProvider = UnresolvedDeprecationProvider
    override var containerSource: DeserializedContainerSource? = null
    override var dispatchReceiverType: ConeSimpleKotlinType? = null
    override val contextReceivers: MutableList<FirContextReceiver> = mutableListOf()
@@ -76,7 +77,7 @@ class FirAnonymousFunctionBuilder : FirFunctionBuilder, FirAnnotationContainerBu
            attributes,
            returnTypeRef,
            receiverTypeRef,
-            deprecation,
+            deprecationsProvider,
            containerSource,
            dispatchReceiverType,
            contextReceivers,
@@ -131,7 +132,7 @@ inline fun buildAnonymousFunctionCopy(original: FirAnonymousFunction, init: FirA
    copyBuilder.attributes = original.attributes.copy()
    copyBuilder.returnTypeRef = original.returnTypeRef
    copyBuilder.receiverTypeRef = original.receiverTypeRef
-    copyBuilder.deprecation = original.deprecation
+    copyBuilder.deprecationsProvider = original.deprecationsProvider
    copyBuilder.containerSource = original.containerSource
    copyBuilder.dispatchReceiverType = original.dispatchReceiverType
    copyBuilder.contextReceivers.addAll(original.contextReceivers)
@@ -13,7 +13,7 @@ import org.jetbrains.kotlin.descriptors.ClassKind
 import org.jetbrains.kotlin.fir.FirModuleData
 import org.jetbrains.kotlin.fir.builder.FirAnnotationContainerBuilder
 import org.jetbrains.kotlin.fir.builder.FirBuilderDsl
-import org.jetbrains.kotlin.fir.declarations.DeprecationsPerUseSite
+import org.jetbrains.kotlin.fir.declarations.DeprecationsProvider
 import org.jetbrains.kotlin.fir.declarations.FirAnonymousObject
 import org.jetbrains.kotlin.fir.declarations.FirDeclaration
 import org.jetbrains.kotlin.fir.declarations.FirDeclarationAttributes
@@ -21,6 +21,7 @@ import org.jetbrains.kotlin.fir.declarations.FirDeclarationOrigin
 import org.jetbrains.kotlin.fir.declarations.FirDeclarationStatus
 import org.jetbrains.kotlin.fir.declarations.FirResolvePhase
 import org.jetbrains.kotlin.fir.declarations.FirTypeParameterRef
+import org.jetbrains.kotlin.fir.declarations.UnresolvedDeprecationProvider
 import org.jetbrains.kotlin.fir.declarations.builder.FirClassBuilder
 import org.jetbrains.kotlin.fir.declarations.builder.FirDeclarationBuilder
 import org.jetbrains.kotlin.fir.declarations.impl.FirAnonymousObjectImpl
@@ -45,7 +46,7 @@ class FirAnonymousObjectBuilder : FirDeclarationBuilder, FirClassBuilder, FirAnn
    override var attributes: FirDeclarationAttributes = FirDeclarationAttributes()
    override val typeParameters: MutableList<FirTypeParameterRef> = mutableListOf()
    override lateinit var status: FirDeclarationStatus
-    override var deprecation: DeprecationsPerUseSite? = null
+    override var deprecationsProvider: DeprecationsProvider = UnresolvedDeprecationProvider
    override lateinit var classKind: ClassKind
    override val superTypeRefs: MutableList<FirTypeRef> = mutableListOf()
    override val declarations: MutableList<FirDeclaration> = mutableListOf()
@@ -62,7 +63,7 @@ class FirAnonymousObjectBuilder : FirDeclarationBuilder, FirClassBuilder, FirAnn
            attributes,
            typeParameters,
            status,
-            deprecation,
+            deprecationsProvider,
            classKind,
            superTypeRefs,
            declarations,
@@ -13,7 +13,7 @@ import org.jetbrains.kotlin.fir.FirImplementationDetail
 import org.jetbrains.kotlin.fir.FirModuleData
 import org.jetbrains.kotlin.fir.builder.FirAnnotationContainerBuilder
 import org.jetbrains.kotlin.fir.builder.FirBuilderDsl
-import org.jetbrains.kotlin.fir.declarations.DeprecationsPerUseSite
+import org.jetbrains.kotlin.fir.declarations.DeprecationsProvider
 import org.jetbrains.kotlin.fir.declarations.FirBackingField
 import org.jetbrains.kotlin.fir.declarations.FirContextReceiver
 import org.jetbrains.kotlin.fir.declarations.FirDeclarationAttributes
@@ -22,6 +22,7 @@ import org.jetbrains.kotlin.fir.declarations.FirDeclarationStatus
 import org.jetbrains.kotlin.fir.declarations.FirPropertyAccessor
 import org.jetbrains.kotlin.fir.declarations.FirResolvePhase
 import org.jetbrains.kotlin.fir.declarations.FirTypeParameter
+import org.jetbrains.kotlin.fir.declarations.UnresolvedDeprecationProvider
 import org.jetbrains.kotlin.fir.declarations.impl.FirBackingFieldImpl
 import org.jetbrains.kotlin.fir.expressions.FirAnnotation
 import org.jetbrains.kotlin.fir.expressions.FirExpression
@@ -47,7 +48,7 @@ class FirBackingFieldBuilder : FirAnnotationContainerBuilder {
    var attributes: FirDeclarationAttributes = FirDeclarationAttributes()
    lateinit var returnTypeRef: FirTypeRef
    var receiverTypeRef: FirTypeRef? = null
-    var deprecation: DeprecationsPerUseSite? = null
+    var deprecationsProvider: DeprecationsProvider = UnresolvedDeprecationProvider
    var containerSource: DeserializedContainerSource? = null
    var dispatchReceiverType: ConeSimpleKotlinType? = null
    val contextReceivers: MutableList<FirContextReceiver> = mutableListOf()
@@ -75,7 +76,7 @@ class FirBackingFieldBuilder : FirAnnotationContainerBuilder {
            attributes,
            returnTypeRef,
            receiverTypeRef,
-            deprecation,
+            deprecationsProvider,
            containerSource,
            dispatchReceiverType,
            contextReceivers,
@@ -12,7 +12,7 @@ import org.jetbrains.kotlin.descriptors.ClassKind
 import org.jetbrains.kotlin.fir.FirModuleData
 import org.jetbrains.kotlin.fir.builder.FirAnnotationContainerBuilder
 import org.jetbrains.kotlin.fir.builder.FirBuilderDsl
-import org.jetbrains.kotlin.fir.declarations.DeprecationsPerUseSite
+import org.jetbrains.kotlin.fir.declarations.DeprecationsProvider
 import org.jetbrains.kotlin.fir.declarations.FirClass
 import org.jetbrains.kotlin.fir.declarations.FirDeclaration
 import org.jetbrains.kotlin.fir.declarations.FirDeclarationAttributes
@@ -41,7 +41,7 @@ interface FirClassBuilder : FirDeclarationBuilder, FirAnnotationContainerBuilder
    abstract override var attributes: FirDeclarationAttributes
    abstract val typeParameters: MutableList<FirTypeParameterRef>
    abstract var status: FirDeclarationStatus
-    abstract var deprecation: DeprecationsPerUseSite?
+    abstract var deprecationsProvider: DeprecationsProvider
    abstract var classKind: ClassKind
    abstract val superTypeRefs: MutableList<FirTypeRef>
    abstract val declarations: MutableList<FirDeclaration>
@@ -12,7 +12,7 @@ import org.jetbrains.kotlin.KtSourceElement
 import org.jetbrains.kotlin.fir.FirModuleData
 import org.jetbrains.kotlin.fir.builder.FirAnnotationContainerBuilder
 import org.jetbrains.kotlin.fir.builder.FirBuilderDsl
-import org.jetbrains.kotlin.fir.declarations.DeprecationsPerUseSite
+import org.jetbrains.kotlin.fir.declarations.DeprecationsProvider
 import org.jetbrains.kotlin.fir.declarations.FirConstructor
 import org.jetbrains.kotlin.fir.declarations.FirContextReceiver
 import org.jetbrains.kotlin.fir.declarations.FirDeclarationAttributes
@@ -21,6 +21,7 @@ import org.jetbrains.kotlin.fir.declarations.FirDeclarationStatus
 import org.jetbrains.kotlin.fir.declarations.FirResolvePhase
 import org.jetbrains.kotlin.fir.declarations.FirTypeParameterRef
 import org.jetbrains.kotlin.fir.declarations.FirValueParameter
+import org.jetbrains.kotlin.fir.declarations.UnresolvedDeprecationProvider
 import org.jetbrains.kotlin.fir.declarations.builder.FirAbstractConstructorBuilder
 import org.jetbrains.kotlin.fir.declarations.impl.FirConstructorImpl
 import org.jetbrains.kotlin.fir.expressions.FirAnnotation
@@ -49,7 +50,7 @@ open class FirConstructorBuilder : FirAbstractConstructorBuilder, FirAnnotationC
    override lateinit var status: FirDeclarationStatus
    override lateinit var returnTypeRef: FirTypeRef
    override var receiverTypeRef: FirTypeRef? = null
-    override var deprecation: DeprecationsPerUseSite? = null
+    override var deprecationsProvider: DeprecationsProvider = UnresolvedDeprecationProvider
    override var containerSource: DeserializedContainerSource? = null
    override var dispatchReceiverType: ConeSimpleKotlinType? = null
    override val contextReceivers: MutableList<FirContextReceiver> = mutableListOf()
@@ -70,7 +71,7 @@ open class FirConstructorBuilder : FirAbstractConstructorBuilder, FirAnnotationC
            status,
            returnTypeRef,
            receiverTypeRef,
-            deprecation,
+            deprecationsProvider,
            containerSource,
            dispatchReceiverType,
            contextReceivers,
@@ -114,7 +115,7 @@ inline fun buildConstructorCopy(original: FirConstructor, init: FirConstructorBu
    copyBuilder.status = original.status
    copyBuilder.returnTypeRef = original.returnTypeRef
    copyBuilder.receiverTypeRef = original.receiverTypeRef
-    copyBuilder.deprecation = original.deprecation
+    copyBuilder.deprecationsProvider = original.deprecationsProvider
    copyBuilder.containerSource = original.containerSource
    copyBuilder.dispatchReceiverType = original.dispatchReceiverType
    copyBuilder.contextReceivers.addAll(original.contextReceivers)
@@ -12,7 +12,7 @@ import org.jetbrains.kotlin.KtSourceElement
 import org.jetbrains.kotlin.fir.FirModuleData
 import org.jetbrains.kotlin.fir.builder.FirAnnotationContainerBuilder
 import org.jetbrains.kotlin.fir.builder.FirBuilderDsl
-import org.jetbrains.kotlin.fir.declarations.DeprecationsPerUseSite
+import org.jetbrains.kotlin.fir.declarations.DeprecationsProvider
 import org.jetbrains.kotlin.fir.declarations.FirBackingField
 import org.jetbrains.kotlin.fir.declarations.FirContextReceiver
 import org.jetbrains.kotlin.fir.declarations.FirDeclarationAttributes
@@ -22,6 +22,7 @@ import org.jetbrains.kotlin.fir.declarations.FirPropertyAccessor
 import org.jetbrains.kotlin.fir.declarations.FirResolvePhase
 import org.jetbrains.kotlin.fir.declarations.FirTypeParameterRef
 import org.jetbrains.kotlin.fir.declarations.FirValueParameter
+import org.jetbrains.kotlin.fir.declarations.UnresolvedDeprecationProvider
 import org.jetbrains.kotlin.fir.declarations.impl.FirDefaultSetterValueParameter
 import org.jetbrains.kotlin.fir.declarations.impl.FirResolvedDeclarationStatusImpl
 import org.jetbrains.kotlin.fir.expressions.FirAnnotation
@@ -48,7 +49,7 @@ class FirDefaultSetterValueParameterBuilder : FirAnnotationContainerBuilder {
    var attributes: FirDeclarationAttributes = FirDeclarationAttributes()
    lateinit var returnTypeRef: FirTypeRef
    var receiverTypeRef: FirTypeRef? = null
-    var deprecation: DeprecationsPerUseSite? = null
+    var deprecationsProvider: DeprecationsProvider = UnresolvedDeprecationProvider
    var containerSource: DeserializedContainerSource? = null
    var dispatchReceiverType: ConeSimpleKotlinType? = null
    val contextReceivers: MutableList<FirContextReceiver> = mutableListOf()
@@ -75,7 +76,7 @@ class FirDefaultSetterValueParameterBuilder : FirAnnotationContainerBuilder {
            attributes,
            returnTypeRef,
            receiverTypeRef,
-            deprecation,
+            deprecationsProvider,
            containerSource,
            dispatchReceiverType,
            contextReceivers,
@@ -12,7 +12,7 @@ import org.jetbrains.kotlin.KtSourceElement
 import org.jetbrains.kotlin.fir.FirModuleData
 import org.jetbrains.kotlin.fir.builder.FirAnnotationContainerBuilder
 import org.jetbrains.kotlin.fir.builder.FirBuilderDsl
-import org.jetbrains.kotlin.fir.declarations.DeprecationsPerUseSite
+import org.jetbrains.kotlin.fir.declarations.DeprecationsProvider
 import org.jetbrains.kotlin.fir.declarations.FirBackingField
 import org.jetbrains.kotlin.fir.declarations.FirContextReceiver
 import org.jetbrains.kotlin.fir.declarations.FirDeclarationAttributes
@@ -22,6 +22,7 @@ import org.jetbrains.kotlin.fir.declarations.FirEnumEntry
 import org.jetbrains.kotlin.fir.declarations.FirPropertyAccessor
 import org.jetbrains.kotlin.fir.declarations.FirResolvePhase
 import org.jetbrains.kotlin.fir.declarations.FirTypeParameterRef
+import org.jetbrains.kotlin.fir.declarations.UnresolvedDeprecationProvider
 import org.jetbrains.kotlin.fir.declarations.impl.FirEnumEntryImpl
 import org.jetbrains.kotlin.fir.expressions.FirAnnotation
 import org.jetbrains.kotlin.fir.expressions.FirExpression
@@ -47,7 +48,7 @@ class FirEnumEntryBuilder : FirAnnotationContainerBuilder {
    val typeParameters: MutableList<FirTypeParameterRef> = mutableListOf()
    lateinit var status: FirDeclarationStatus
    lateinit var returnTypeRef: FirTypeRef
-    var deprecation: DeprecationsPerUseSite? = null
+    var deprecationsProvider: DeprecationsProvider = UnresolvedDeprecationProvider
    var containerSource: DeserializedContainerSource? = null
    var dispatchReceiverType: ConeSimpleKotlinType? = null
    val contextReceivers: MutableList<FirContextReceiver> = mutableListOf()
@@ -67,7 +68,7 @@ class FirEnumEntryBuilder : FirAnnotationContainerBuilder {
            typeParameters,
            status,
            returnTypeRef,
-            deprecation,
+            deprecationsProvider,
            containerSource,
            dispatchReceiverType,
            contextReceivers,
@@ -12,7 +12,7 @@ import org.jetbrains.kotlin.KtSourceElement
 import org.jetbrains.kotlin.fir.FirModuleData
 import org.jetbrains.kotlin.fir.builder.FirAnnotationContainerBuilder
 import org.jetbrains.kotlin.fir.builder.FirBuilderDsl
-import org.jetbrains.kotlin.fir.declarations.DeprecationsPerUseSite
+import org.jetbrains.kotlin.fir.declarations.DeprecationsProvider
 import org.jetbrains.kotlin.fir.declarations.FirContextReceiver
 import org.jetbrains.kotlin.fir.declarations.FirDeclarationAttributes
 import org.jetbrains.kotlin.fir.declarations.FirDeclarationOrigin
@@ -21,6 +21,7 @@ import org.jetbrains.kotlin.fir.declarations.FirErrorFunction
 import org.jetbrains.kotlin.fir.declarations.FirResolvePhase
 import org.jetbrains.kotlin.fir.declarations.FirTypeParameter
 import org.jetbrains.kotlin.fir.declarations.FirValueParameter
+import org.jetbrains.kotlin.fir.declarations.UnresolvedDeprecationProvider
 import org.jetbrains.kotlin.fir.declarations.impl.FirErrorFunctionImpl
 import org.jetbrains.kotlin.fir.declarations.impl.FirResolvedDeclarationStatusImpl
 import org.jetbrains.kotlin.fir.diagnostics.ConeDiagnostic
@@ -47,7 +48,7 @@ class FirErrorFunctionBuilder : FirAnnotationContainerBuilder {
    var resolvePhase: FirResolvePhase = FirResolvePhase.RAW_FIR
    lateinit var origin: FirDeclarationOrigin
    var attributes: FirDeclarationAttributes = FirDeclarationAttributes()
-    var deprecation: DeprecationsPerUseSite? = null
+    var deprecationsProvider: DeprecationsProvider = UnresolvedDeprecationProvider
    var containerSource: DeserializedContainerSource? = null
    var dispatchReceiverType: ConeSimpleKotlinType? = null
    val contextReceivers: MutableList<FirContextReceiver> = mutableListOf()
@@ -63,7 +64,7 @@ class FirErrorFunctionBuilder : FirAnnotationContainerBuilder {
            resolvePhase,
            origin,
            attributes,
-            deprecation,
+            deprecationsProvider,
            containerSource,
            dispatchReceiverType,
            contextReceivers,
@@ -12,7 +12,7 @@ import org.jetbrains.kotlin.KtSourceElement
 import org.jetbrains.kotlin.fir.FirModuleData
 import org.jetbrains.kotlin.fir.builder.FirAnnotationContainerBuilder
 import org.jetbrains.kotlin.fir.builder.FirBuilderDsl
-import org.jetbrains.kotlin.fir.declarations.DeprecationsPerUseSite
+import org.jetbrains.kotlin.fir.declarations.DeprecationsProvider
 import org.jetbrains.kotlin.fir.declarations.FirBackingField
 import org.jetbrains.kotlin.fir.declarations.FirContextReceiver
 import org.jetbrains.kotlin.fir.declarations.FirDeclarationAttributes
@@ -22,6 +22,7 @@ import org.jetbrains.kotlin.fir.declarations.FirErrorProperty
 import org.jetbrains.kotlin.fir.declarations.FirPropertyAccessor
 import org.jetbrains.kotlin.fir.declarations.FirResolvePhase
 import org.jetbrains.kotlin.fir.declarations.FirTypeParameterRef
+import org.jetbrains.kotlin.fir.declarations.UnresolvedDeprecationProvider
 import org.jetbrains.kotlin.fir.declarations.impl.FirErrorPropertyImpl
 import org.jetbrains.kotlin.fir.declarations.impl.FirResolvedDeclarationStatusImpl
 import org.jetbrains.kotlin.fir.diagnostics.ConeDiagnostic
@@ -47,7 +48,7 @@ class FirErrorPropertyBuilder : FirAnnotationContainerBuilder {
    var resolvePhase: FirResolvePhase = FirResolvePhase.RAW_FIR
    lateinit var origin: FirDeclarationOrigin
    var attributes: FirDeclarationAttributes = FirDeclarationAttributes()
-    var deprecation: DeprecationsPerUseSite? = null
+    var deprecationsProvider: DeprecationsProvider = UnresolvedDeprecationProvider
    var containerSource: DeserializedContainerSource? = null
    var dispatchReceiverType: ConeSimpleKotlinType? = null
    val contextReceivers: MutableList<FirContextReceiver> = mutableListOf()
@@ -64,7 +65,7 @@ class FirErrorPropertyBuilder : FirAnnotationContainerBuilder {
            resolvePhase,
            origin,
            attributes,
-            deprecation,
+            deprecationsProvider,
            containerSource,
            dispatchReceiverType,
            contextReceivers,
@@ -13,7 +13,7 @@ import org.jetbrains.kotlin.fir.FirImplementationDetail
 import org.jetbrains.kotlin.fir.FirModuleData
 import org.jetbrains.kotlin.fir.builder.FirAnnotationContainerBuilder
 import org.jetbrains.kotlin.fir.builder.FirBuilderDsl
-import org.jetbrains.kotlin.fir.declarations.DeprecationsPerUseSite
+import org.jetbrains.kotlin.fir.declarations.DeprecationsProvider
 import org.jetbrains.kotlin.fir.declarations.FirBackingField
 import org.jetbrains.kotlin.fir.declarations.FirContextReceiver
 import org.jetbrains.kotlin.fir.declarations.FirDeclarationAttributes
@@ -23,6 +23,7 @@ import org.jetbrains.kotlin.fir.declarations.FirField
 import org.jetbrains.kotlin.fir.declarations.FirPropertyAccessor
 import org.jetbrains.kotlin.fir.declarations.FirResolvePhase
 import org.jetbrains.kotlin.fir.declarations.FirTypeParameterRef
+import org.jetbrains.kotlin.fir.declarations.UnresolvedDeprecationProvider
 import org.jetbrains.kotlin.fir.declarations.builder.FirDeclarationBuilder
 import org.jetbrains.kotlin.fir.declarations.impl.FirFieldImpl
 import org.jetbrains.kotlin.fir.expressions.FirAnnotation
@@ -50,7 +51,7 @@ open class FirFieldBuilder : FirDeclarationBuilder, FirAnnotationContainerBuilde
    open val typeParameters: MutableList<FirTypeParameterRef> = mutableListOf()
    open lateinit var status: FirDeclarationStatus
    open lateinit var returnTypeRef: FirTypeRef
-    open var deprecation: DeprecationsPerUseSite? = null
+    open var deprecationsProvider: DeprecationsProvider = UnresolvedDeprecationProvider
    open var containerSource: DeserializedContainerSource? = null
    open var dispatchReceiverType: ConeSimpleKotlinType? = null
    open val contextReceivers: MutableList<FirContextReceiver> = mutableListOf()
@@ -72,7 +73,7 @@ open class FirFieldBuilder : FirDeclarationBuilder, FirAnnotationContainerBuilde
            typeParameters,
            status,
            returnTypeRef,
-            deprecation,
+            deprecationsProvider,
            containerSource,
            dispatchReceiverType,
            contextReceivers,
@@ -11,7 +11,7 @@ import org.jetbrains.kotlin.KtSourceElement
 import org.jetbrains.kotlin.fir.FirModuleData
 import org.jetbrains.kotlin.fir.builder.FirAnnotationContainerBuilder
 import org.jetbrains.kotlin.fir.builder.FirBuilderDsl
-import org.jetbrains.kotlin.fir.declarations.DeprecationsPerUseSite
+import org.jetbrains.kotlin.fir.declarations.DeprecationsProvider
 import org.jetbrains.kotlin.fir.declarations.FirContextReceiver
 import org.jetbrains.kotlin.fir.declarations.FirDeclarationAttributes
 import org.jetbrains.kotlin.fir.declarations.FirDeclarationOrigin
@@ -42,7 +42,7 @@ interface FirFunctionBuilder : FirDeclarationBuilder, FirAnnotationContainerBuil
    abstract override var attributes: FirDeclarationAttributes
    abstract var status: FirDeclarationStatus
    abstract var returnTypeRef: FirTypeRef
-    abstract var deprecation: DeprecationsPerUseSite?
+    abstract var deprecationsProvider: DeprecationsProvider
    abstract var containerSource: DeserializedContainerSource?
    abstract var dispatchReceiverType: ConeSimpleKotlinType?
    abstract val contextReceivers: MutableList<FirContextReceiver>
@@ -13,7 +13,7 @@ import org.jetbrains.kotlin.fir.FirImplementationDetail
 import org.jetbrains.kotlin.fir.FirModuleData
 import org.jetbrains.kotlin.fir.builder.FirAnnotationContainerBuilder
 import org.jetbrains.kotlin.fir.builder.FirBuilderDsl
-import org.jetbrains.kotlin.fir.declarations.DeprecationsPerUseSite
+import org.jetbrains.kotlin.fir.declarations.DeprecationsProvider
 import org.jetbrains.kotlin.fir.declarations.FirConstructor
 import org.jetbrains.kotlin.fir.declarations.FirContextReceiver
 import org.jetbrains.kotlin.fir.declarations.FirDeclarationAttributes
@@ -22,6 +22,7 @@ import org.jetbrains.kotlin.fir.declarations.FirDeclarationStatus
 import org.jetbrains.kotlin.fir.declarations.FirResolvePhase
 import org.jetbrains.kotlin.fir.declarations.FirTypeParameterRef
 import org.jetbrains.kotlin.fir.declarations.FirValueParameter
+import org.jetbrains.kotlin.fir.declarations.UnresolvedDeprecationProvider
 import org.jetbrains.kotlin.fir.declarations.builder.FirAbstractConstructorBuilder
 import org.jetbrains.kotlin.fir.declarations.impl.FirPrimaryConstructor
 import org.jetbrains.kotlin.fir.expressions.FirAnnotation
@@ -50,7 +51,7 @@ class FirPrimaryConstructorBuilder : FirAbstractConstructorBuilder, FirAnnotatio
    override lateinit var status: FirDeclarationStatus
    override lateinit var returnTypeRef: FirTypeRef
    override var receiverTypeRef: FirTypeRef? = null
-    override var deprecation: DeprecationsPerUseSite? = null
+    override var deprecationsProvider: DeprecationsProvider = UnresolvedDeprecationProvider
    override var containerSource: DeserializedContainerSource? = null
    override var dispatchReceiverType: ConeSimpleKotlinType? = null
    override val contextReceivers: MutableList<FirContextReceiver> = mutableListOf()
@@ -72,7 +73,7 @@ class FirPrimaryConstructorBuilder : FirAbstractConstructorBuilder, FirAnnotatio
            status,
            returnTypeRef,
            receiverTypeRef,
-            deprecation,
+            deprecationsProvider,
            containerSource,
            dispatchReceiverType,
            contextReceivers,
@@ -16,7 +16,7 @@ import org.jetbrains.kotlin.fir.builder.FirAnnotationContainerBuilder
 import org.jetbrains.kotlin.fir.builder.FirBuilderDsl
 import org.jetbrains.kotlin.fir.contracts.FirContractDescription
 import org.jetbrains.kotlin.fir.contracts.impl.FirEmptyContractDescription
-import org.jetbrains.kotlin.fir.declarations.DeprecationsPerUseSite
+import org.jetbrains.kotlin.fir.declarations.DeprecationsProvider
 import org.jetbrains.kotlin.fir.declarations.FirContextReceiver
 import org.jetbrains.kotlin.fir.declarations.FirDeclarationAttributes
 import org.jetbrains.kotlin.fir.declarations.FirDeclarationOrigin
@@ -25,6 +25,7 @@ import org.jetbrains.kotlin.fir.declarations.FirPropertyAccessor
 import org.jetbrains.kotlin.fir.declarations.FirResolvePhase
 import org.jetbrains.kotlin.fir.declarations.FirTypeParameter
 import org.jetbrains.kotlin.fir.declarations.FirValueParameter
+import org.jetbrains.kotlin.fir.declarations.UnresolvedDeprecationProvider
 import org.jetbrains.kotlin.fir.declarations.builder.FirFunctionBuilder
 import org.jetbrains.kotlin.fir.declarations.impl.FirPropertyAccessorImpl
 import org.jetbrains.kotlin.fir.expressions.FirAnnotation
@@ -51,7 +52,7 @@ class FirPropertyAccessorBuilder : FirFunctionBuilder, FirAnnotationContainerBui
    override var attributes: FirDeclarationAttributes = FirDeclarationAttributes()
    override lateinit var status: FirDeclarationStatus
    override lateinit var returnTypeRef: FirTypeRef
-    override var deprecation: DeprecationsPerUseSite? = null
+    override var deprecationsProvider: DeprecationsProvider = UnresolvedDeprecationProvider
    override var containerSource: DeserializedContainerSource? = null
    override var dispatchReceiverType: ConeSimpleKotlinType? = null
    override val contextReceivers: MutableList<FirContextReceiver> = mutableListOf()
@@ -74,7 +75,7 @@ class FirPropertyAccessorBuilder : FirFunctionBuilder, FirAnnotationContainerBui
            attributes,
            status,
            returnTypeRef,
-            deprecation,
+            deprecationsProvider,
            containerSource,
            dispatchReceiverType,
            contextReceivers,
@@ -112,7 +113,7 @@ inline fun buildPropertyAccessorCopy(original: FirPropertyAccessor, init: FirPro
    copyBuilder.attributes = original.attributes.copy()
    copyBuilder.status = original.status
    copyBuilder.returnTypeRef = original.returnTypeRef
-    copyBuilder.deprecation = original.deprecation
+    copyBuilder.deprecationsProvider = original.deprecationsProvider
    copyBuilder.containerSource = original.containerSource
    copyBuilder.dispatchReceiverType = original.dispatchReceiverType
    copyBuilder.contextReceivers.addAll(original.contextReceivers)
@@ -12,7 +12,7 @@ import org.jetbrains.kotlin.KtSourceElement
 import org.jetbrains.kotlin.fir.FirModuleData
 import org.jetbrains.kotlin.fir.builder.FirAnnotationContainerBuilder
 import org.jetbrains.kotlin.fir.builder.FirBuilderDsl
-import org.jetbrains.kotlin.fir.declarations.DeprecationsPerUseSite
+import org.jetbrains.kotlin.fir.declarations.DeprecationsProvider
 import org.jetbrains.kotlin.fir.declarations.FirBackingField
 import org.jetbrains.kotlin.fir.declarations.FirContextReceiver
 import org.jetbrains.kotlin.fir.declarations.FirDeclarationAttributes
@@ -23,6 +23,7 @@ import org.jetbrains.kotlin.fir.declarations.FirPropertyAccessor
 import org.jetbrains.kotlin.fir.declarations.FirPropertyBodyResolveState
 import org.jetbrains.kotlin.fir.declarations.FirResolvePhase
 import org.jetbrains.kotlin.fir.declarations.FirTypeParameter
+import org.jetbrains.kotlin.fir.declarations.UnresolvedDeprecationProvider
 import org.jetbrains.kotlin.fir.declarations.builder.FirDeclarationBuilder
 import org.jetbrains.kotlin.fir.declarations.builder.FirTypeParametersOwnerBuilder
 import org.jetbrains.kotlin.fir.declarations.impl.FirPropertyImpl
@@ -53,7 +54,7 @@ class FirPropertyBuilder : FirDeclarationBuilder, FirTypeParametersOwnerBuilder,
    lateinit var status: FirDeclarationStatus
    lateinit var returnTypeRef: FirTypeRef
    var receiverTypeRef: FirTypeRef? = null
-    var deprecation: DeprecationsPerUseSite? = null
+    var deprecationsProvider: DeprecationsProvider = UnresolvedDeprecationProvider
    var containerSource: DeserializedContainerSource? = null
    var dispatchReceiverType: ConeSimpleKotlinType? = null
    val contextReceivers: MutableList<FirContextReceiver> = mutableListOf()
@@ -81,7 +82,7 @@ class FirPropertyBuilder : FirDeclarationBuilder, FirTypeParametersOwnerBuilder,
            status,
            returnTypeRef,
            receiverTypeRef,
-            deprecation,
+            deprecationsProvider,
            containerSource,
            dispatchReceiverType,
            contextReceivers,
@@ -125,7 +126,7 @@ inline fun buildPropertyCopy(original: FirProperty, init: FirPropertyBuilder.()
    copyBuilder.status = original.status
    copyBuilder.returnTypeRef = original.returnTypeRef
    copyBuilder.receiverTypeRef = original.receiverTypeRef
-    copyBuilder.deprecation = original.deprecation
+    copyBuilder.deprecationsProvider = original.deprecationsProvider
    copyBuilder.containerSource = original.containerSource
    copyBuilder.dispatchReceiverType = original.dispatchReceiverType
    copyBuilder.contextReceivers.addAll(original.contextReceivers)
@@ -13,7 +13,7 @@ import org.jetbrains.kotlin.descriptors.ClassKind
 import org.jetbrains.kotlin.fir.FirModuleData
 import org.jetbrains.kotlin.fir.builder.FirAnnotationContainerBuilder
 import org.jetbrains.kotlin.fir.builder.FirBuilderDsl
-import org.jetbrains.kotlin.fir.declarations.DeprecationsPerUseSite
+import org.jetbrains.kotlin.fir.declarations.DeprecationsProvider
 import org.jetbrains.kotlin.fir.declarations.FirContextReceiver
 import org.jetbrains.kotlin.fir.declarations.FirDeclaration
 import org.jetbrains.kotlin.fir.declarations.FirDeclarationAttributes
@@ -22,6 +22,7 @@ import org.jetbrains.kotlin.fir.declarations.FirDeclarationStatus
 import org.jetbrains.kotlin.fir.declarations.FirRegularClass
 import org.jetbrains.kotlin.fir.declarations.FirResolvePhase
 import org.jetbrains.kotlin.fir.declarations.FirTypeParameterRef
+import org.jetbrains.kotlin.fir.declarations.UnresolvedDeprecationProvider
 import org.jetbrains.kotlin.fir.declarations.builder.FirClassBuilder
 import org.jetbrains.kotlin.fir.declarations.builder.FirTypeParameterRefsOwnerBuilder
 import org.jetbrains.kotlin.fir.declarations.impl.FirRegularClassImpl
@@ -47,7 +48,7 @@ open class FirRegularClassBuilder : FirClassBuilder, FirTypeParameterRefsOwnerBu
    override var attributes: FirDeclarationAttributes = FirDeclarationAttributes()
    override val typeParameters: MutableList<FirTypeParameterRef> = mutableListOf()
    override lateinit var status: FirDeclarationStatus
-    override var deprecation: DeprecationsPerUseSite? = null
+    override var deprecationsProvider: DeprecationsProvider = UnresolvedDeprecationProvider
    override lateinit var classKind: ClassKind
    override val declarations: MutableList<FirDeclaration> = mutableListOf()
    override val annotations: MutableList<FirAnnotation> = mutableListOf()
@@ -67,7 +68,7 @@ open class FirRegularClassBuilder : FirClassBuilder, FirTypeParameterRefsOwnerBu
            attributes,
            typeParameters,
            status,
-            deprecation,
+            deprecationsProvider,
            classKind,
            declarations,
            annotations,
@@ -103,7 +104,7 @@ inline fun buildRegularClassCopy(original: FirRegularClass, init: FirRegularClas
    copyBuilder.attributes = original.attributes.copy()
    copyBuilder.typeParameters.addAll(original.typeParameters)
    copyBuilder.status = original.status
-    copyBuilder.deprecation = original.deprecation
+    copyBuilder.deprecationsProvider = original.deprecationsProvider
    copyBuilder.classKind = original.classKind
    copyBuilder.declarations.addAll(original.declarations)
    copyBuilder.annotations.addAll(original.annotations)
@@ -14,7 +14,7 @@ import org.jetbrains.kotlin.fir.builder.FirAnnotationContainerBuilder
 import org.jetbrains.kotlin.fir.builder.FirBuilderDsl
 import org.jetbrains.kotlin.fir.contracts.FirContractDescription
 import org.jetbrains.kotlin.fir.contracts.impl.FirEmptyContractDescription
-import org.jetbrains.kotlin.fir.declarations.DeprecationsPerUseSite
+import org.jetbrains.kotlin.fir.declarations.DeprecationsProvider
 import org.jetbrains.kotlin.fir.declarations.FirContextReceiver
 import org.jetbrains.kotlin.fir.declarations.FirDeclarationAttributes
 import org.jetbrains.kotlin.fir.declarations.FirDeclarationOrigin
@@ -23,6 +23,7 @@ import org.jetbrains.kotlin.fir.declarations.FirResolvePhase
 import org.jetbrains.kotlin.fir.declarations.FirSimpleFunction
 import org.jetbrains.kotlin.fir.declarations.FirTypeParameter
 import org.jetbrains.kotlin.fir.declarations.FirValueParameter
+import org.jetbrains.kotlin.fir.declarations.UnresolvedDeprecationProvider
 import org.jetbrains.kotlin.fir.declarations.builder.FirFunctionBuilder
 import org.jetbrains.kotlin.fir.declarations.builder.FirTypeParametersOwnerBuilder
 import org.jetbrains.kotlin.fir.declarations.impl.FirSimpleFunctionImpl
@@ -51,7 +52,7 @@ open class FirSimpleFunctionBuilder : FirFunctionBuilder, FirTypeParametersOwner
    override lateinit var status: FirDeclarationStatus
    override lateinit var returnTypeRef: FirTypeRef
    open var receiverTypeRef: FirTypeRef? = null
-    override var deprecation: DeprecationsPerUseSite? = null
+    override var deprecationsProvider: DeprecationsProvider = UnresolvedDeprecationProvider
    override var containerSource: DeserializedContainerSource? = null
    override var dispatchReceiverType: ConeSimpleKotlinType? = null
    override val contextReceivers: MutableList<FirContextReceiver> = mutableListOf()
@@ -73,7 +74,7 @@ open class FirSimpleFunctionBuilder : FirFunctionBuilder, FirTypeParametersOwner
            status,
            returnTypeRef,
            receiverTypeRef,
-            deprecation,
+            deprecationsProvider,
            containerSource,
            dispatchReceiverType,
            contextReceivers,
@@ -111,7 +112,7 @@ inline fun buildSimpleFunctionCopy(original: FirSimpleFunction, init: FirSimpleF
    copyBuilder.status = original.status
    copyBuilder.returnTypeRef = original.returnTypeRef
    copyBuilder.receiverTypeRef = original.receiverTypeRef
-    copyBuilder.deprecation = original.deprecation
+    copyBuilder.deprecationsProvider = original.deprecationsProvider
    copyBuilder.containerSource = original.containerSource
    copyBuilder.dispatchReceiverType = original.dispatchReceiverType
    copyBuilder.contextReceivers.addAll(original.contextReceivers)
@@ -12,13 +12,14 @@ import org.jetbrains.kotlin.KtSourceElement
 import org.jetbrains.kotlin.fir.FirModuleData
 import org.jetbrains.kotlin.fir.builder.FirAnnotationContainerBuilder
 import org.jetbrains.kotlin.fir.builder.FirBuilderDsl
-import org.jetbrains.kotlin.fir.declarations.DeprecationsPerUseSite
+import org.jetbrains.kotlin.fir.declarations.DeprecationsProvider
 import org.jetbrains.kotlin.fir.declarations.FirDeclarationAttributes
 import org.jetbrains.kotlin.fir.declarations.FirDeclarationOrigin
 import org.jetbrains.kotlin.fir.declarations.FirDeclarationStatus
 import org.jetbrains.kotlin.fir.declarations.FirResolvePhase
 import org.jetbrains.kotlin.fir.declarations.FirTypeAlias
 import org.jetbrains.kotlin.fir.declarations.FirTypeParameter
+import org.jetbrains.kotlin.fir.declarations.UnresolvedDeprecationProvider
 import org.jetbrains.kotlin.fir.declarations.builder.FirDeclarationBuilder
 import org.jetbrains.kotlin.fir.declarations.builder.FirTypeParametersOwnerBuilder
 import org.jetbrains.kotlin.fir.declarations.impl.FirTypeAliasImpl
@@ -41,7 +42,7 @@ class FirTypeAliasBuilder : FirDeclarationBuilder, FirTypeParametersOwnerBuilder
    override lateinit var origin: FirDeclarationOrigin
    override var attributes: FirDeclarationAttributes = FirDeclarationAttributes()
    lateinit var status: FirDeclarationStatus
-    var deprecation: DeprecationsPerUseSite? = null
+    var deprecationsProvider: DeprecationsProvider = UnresolvedDeprecationProvider
    override val typeParameters: MutableList<FirTypeParameter> = mutableListOf()
    lateinit var name: Name
    lateinit var symbol: FirTypeAliasSymbol
@@ -56,7 +57,7 @@ class FirTypeAliasBuilder : FirDeclarationBuilder, FirTypeParametersOwnerBuilder
            origin,
            attributes,
            status,
-            deprecation,
+            deprecationsProvider,
            typeParameters,
            name,
            symbol,
@@ -87,7 +88,7 @@ inline fun buildTypeAliasCopy(original: FirTypeAlias, init: FirTypeAliasBuilder.
    copyBuilder.origin = original.origin
    copyBuilder.attributes = original.attributes.copy()
    copyBuilder.status = original.status
-    copyBuilder.deprecation = original.deprecation
+    copyBuilder.deprecationsProvider = original.deprecationsProvider
    copyBuilder.typeParameters.addAll(original.typeParameters)
    copyBuilder.name = original.name
    copyBuilder.symbol = original.symbol
@@ -12,7 +12,7 @@ import org.jetbrains.kotlin.KtSourceElement
 import org.jetbrains.kotlin.fir.FirModuleData
 import org.jetbrains.kotlin.fir.builder.FirAnnotationContainerBuilder
 import org.jetbrains.kotlin.fir.builder.FirBuilderDsl
-import org.jetbrains.kotlin.fir.declarations.DeprecationsPerUseSite
+import org.jetbrains.kotlin.fir.declarations.DeprecationsProvider
 import org.jetbrains.kotlin.fir.declarations.FirBackingField
 import org.jetbrains.kotlin.fir.declarations.FirContextReceiver
 import org.jetbrains.kotlin.fir.declarations.FirDeclarationAttributes
@@ -22,6 +22,7 @@ import org.jetbrains.kotlin.fir.declarations.FirPropertyAccessor
 import org.jetbrains.kotlin.fir.declarations.FirResolvePhase
 import org.jetbrains.kotlin.fir.declarations.FirTypeParameterRef
 import org.jetbrains.kotlin.fir.declarations.FirValueParameter
+import org.jetbrains.kotlin.fir.declarations.UnresolvedDeprecationProvider
 import org.jetbrains.kotlin.fir.declarations.impl.FirResolvedDeclarationStatusImpl
 import org.jetbrains.kotlin.fir.declarations.impl.FirValueParameterImpl
 import org.jetbrains.kotlin.fir.expressions.FirAnnotation
@@ -47,7 +48,7 @@ open class FirValueParameterBuilder : FirAnnotationContainerBuilder {
    open lateinit var origin: FirDeclarationOrigin
    open var attributes: FirDeclarationAttributes = FirDeclarationAttributes()
    open lateinit var returnTypeRef: FirTypeRef
-    open var deprecation: DeprecationsPerUseSite? = null
+    open var deprecationsProvider: DeprecationsProvider = UnresolvedDeprecationProvider
    open var containerSource: DeserializedContainerSource? = null
    open var dispatchReceiverType: ConeSimpleKotlinType? = null
    open val contextReceivers: MutableList<FirContextReceiver> = mutableListOf()
@@ -68,7 +69,7 @@ open class FirValueParameterBuilder : FirAnnotationContainerBuilder {
            origin,
            attributes,
            returnTypeRef,
-            deprecation,
+            deprecationsProvider,
            containerSource,
            dispatchReceiverType,
            contextReceivers,
@@ -105,7 +106,7 @@ inline fun buildValueParameterCopy(original: FirValueParameter, init: FirValuePa
    copyBuilder.origin = original.origin
    copyBuilder.attributes = original.attributes.copy()
    copyBuilder.returnTypeRef = original.returnTypeRef
-    copyBuilder.deprecation = original.deprecation
+    copyBuilder.deprecationsProvider = original.deprecationsProvider
    copyBuilder.containerSource = original.containerSource
    copyBuilder.dispatchReceiverType = original.dispatchReceiverType
    copyBuilder.contextReceivers.addAll(original.contextReceivers)
@@ -11,7 +11,7 @@ import org.jetbrains.kotlin.KtSourceElement
 import org.jetbrains.kotlin.contracts.description.EventOccurrencesRange
 import org.jetbrains.kotlin.fir.FirLabel
 import org.jetbrains.kotlin.fir.FirModuleData
-import org.jetbrains.kotlin.fir.declarations.DeprecationsPerUseSite
+import org.jetbrains.kotlin.fir.declarations.DeprecationsProvider
 import org.jetbrains.kotlin.fir.declarations.FirAnonymousFunction
 import org.jetbrains.kotlin.fir.declarations.FirContextReceiver
 import org.jetbrains.kotlin.fir.declarations.FirDeclarationAttributes
@@ -44,7 +44,7 @@ internal class FirAnonymousFunctionImpl(
    override val attributes: FirDeclarationAttributes,
    override var returnTypeRef: FirTypeRef,
    override var receiverTypeRef: FirTypeRef?,
-    override var deprecation: DeprecationsPerUseSite?,
+    override var deprecationsProvider: DeprecationsProvider,
    override val containerSource: DeserializedContainerSource?,
    override val dispatchReceiverType: ConeSimpleKotlinType?,
    override val contextReceivers: MutableList<FirContextReceiver>,
@@ -144,8 +144,8 @@ internal class FirAnonymousFunctionImpl(
        receiverTypeRef = newReceiverTypeRef
    }

-    override fun replaceDeprecation(newDeprecation: DeprecationsPerUseSite?) {
-        deprecation = newDeprecation
+    override fun replaceDeprecationsProvider(newDeprecationsProvider: DeprecationsProvider) {
+        deprecationsProvider = newDeprecationsProvider
    }

    override fun replaceContextReceivers(newContextReceivers: List<FirContextReceiver>) {
@@ -10,7 +10,7 @@ package org.jetbrains.kotlin.fir.declarations.impl
 import org.jetbrains.kotlin.KtSourceElement
 import org.jetbrains.kotlin.descriptors.ClassKind
 import org.jetbrains.kotlin.fir.FirModuleData
-import org.jetbrains.kotlin.fir.declarations.DeprecationsPerUseSite
+import org.jetbrains.kotlin.fir.declarations.DeprecationsProvider
 import org.jetbrains.kotlin.fir.declarations.FirAnonymousObject
 import org.jetbrains.kotlin.fir.declarations.FirDeclaration
 import org.jetbrains.kotlin.fir.declarations.FirDeclarationAttributes
@@ -39,7 +39,7 @@ internal class FirAnonymousObjectImpl(
    override val attributes: FirDeclarationAttributes,
    override val typeParameters: MutableList<FirTypeParameterRef>,
    override var status: FirDeclarationStatus,
-    override var deprecation: DeprecationsPerUseSite?,
+    override var deprecationsProvider: DeprecationsProvider,
    override val classKind: ClassKind,
    override val superTypeRefs: MutableList<FirTypeRef>,
    override val declarations: MutableList<FirDeclaration>,
@@ -101,8 +101,8 @@ internal class FirAnonymousObjectImpl(
        resolvePhase = newResolvePhase
    }

-    override fun replaceDeprecation(newDeprecation: DeprecationsPerUseSite?) {
-        deprecation = newDeprecation
+    override fun replaceDeprecationsProvider(newDeprecationsProvider: DeprecationsProvider) {
+        deprecationsProvider = newDeprecationsProvider
    }

    override fun replaceSuperTypeRefs(newSuperTypeRefs: List<FirTypeRef>) {
@@ -10,7 +10,7 @@ package org.jetbrains.kotlin.fir.declarations.impl
 import org.jetbrains.kotlin.KtSourceElement
 import org.jetbrains.kotlin.fir.FirImplementationDetail
 import org.jetbrains.kotlin.fir.FirModuleData
-import org.jetbrains.kotlin.fir.declarations.DeprecationsPerUseSite
+import org.jetbrains.kotlin.fir.declarations.DeprecationsProvider
 import org.jetbrains.kotlin.fir.declarations.FirBackingField
 import org.jetbrains.kotlin.fir.declarations.FirContextReceiver
 import org.jetbrains.kotlin.fir.declarations.FirDeclarationAttributes
@@ -43,7 +43,7 @@ open class FirBackingFieldImpl @FirImplementationDetail constructor(
    override val attributes: FirDeclarationAttributes,
    override var returnTypeRef: FirTypeRef,
    override var receiverTypeRef: FirTypeRef?,
-    override var deprecation: DeprecationsPerUseSite?,
+    override var deprecationsProvider: DeprecationsProvider,
    override val containerSource: DeserializedContainerSource?,
    override val dispatchReceiverType: ConeSimpleKotlinType?,
    override val contextReceivers: MutableList<FirContextReceiver>,
@@ -161,8 +161,8 @@ open class FirBackingFieldImpl @FirImplementationDetail constructor(
        receiverTypeRef = newReceiverTypeRef
    }

-    override fun replaceDeprecation(newDeprecation: DeprecationsPerUseSite?) {
-        deprecation = newDeprecation
+    override fun replaceDeprecationsProvider(newDeprecationsProvider: DeprecationsProvider) {
+        deprecationsProvider = newDeprecationsProvider
    }

    override fun replaceContextReceivers(newContextReceivers: List<FirContextReceiver>) {
@@ -9,7 +9,7 @@ package org.jetbrains.kotlin.fir.declarations.impl

 import org.jetbrains.kotlin.KtSourceElement
 import org.jetbrains.kotlin.fir.FirModuleData
-import org.jetbrains.kotlin.fir.declarations.DeprecationsPerUseSite
+import org.jetbrains.kotlin.fir.declarations.DeprecationsProvider
 import org.jetbrains.kotlin.fir.declarations.FirConstructor
 import org.jetbrains.kotlin.fir.declarations.FirContextReceiver
 import org.jetbrains.kotlin.fir.declarations.FirDeclarationAttributes
@@ -44,7 +44,7 @@ internal class FirConstructorImpl(
    override var status: FirDeclarationStatus,
    override var returnTypeRef: FirTypeRef,
    override var receiverTypeRef: FirTypeRef?,
-    override var deprecation: DeprecationsPerUseSite?,
+    override var deprecationsProvider: DeprecationsProvider,
    override val containerSource: DeserializedContainerSource?,
    override val dispatchReceiverType: ConeSimpleKotlinType?,
    override val contextReceivers: MutableList<FirContextReceiver>,
@@ -140,8 +140,8 @@ internal class FirConstructorImpl(
        receiverTypeRef = newReceiverTypeRef
    }

-    override fun replaceDeprecation(newDeprecation: DeprecationsPerUseSite?) {
-        deprecation = newDeprecation
+    override fun replaceDeprecationsProvider(newDeprecationsProvider: DeprecationsProvider) {
+        deprecationsProvider = newDeprecationsProvider
    }

    override fun replaceContextReceivers(newContextReceivers: List<FirContextReceiver>) {
@@ -9,7 +9,7 @@ package org.jetbrains.kotlin.fir.declarations.impl

 import org.jetbrains.kotlin.KtSourceElement
 import org.jetbrains.kotlin.fir.FirModuleData
-import org.jetbrains.kotlin.fir.declarations.DeprecationsPerUseSite
+import org.jetbrains.kotlin.fir.declarations.DeprecationsProvider
 import org.jetbrains.kotlin.fir.declarations.FirBackingField
 import org.jetbrains.kotlin.fir.declarations.FirContextReceiver
 import org.jetbrains.kotlin.fir.declarations.FirDeclarationAttributes
@@ -44,7 +44,7 @@ internal class FirDefaultSetterValueParameter(
    override val attributes: FirDeclarationAttributes,
    override var returnTypeRef: FirTypeRef,
    override var receiverTypeRef: FirTypeRef?,
-    override var deprecation: DeprecationsPerUseSite?,
+    override var deprecationsProvider: DeprecationsProvider,
    override val containerSource: DeserializedContainerSource?,
    override val dispatchReceiverType: ConeSimpleKotlinType?,
    override val contextReceivers: MutableList<FirContextReceiver>,
@@ -168,8 +168,8 @@ internal class FirDefaultSetterValueParameter(
        receiverTypeRef = newReceiverTypeRef
    }

-    override fun replaceDeprecation(newDeprecation: DeprecationsPerUseSite?) {
-        deprecation = newDeprecation
+    override fun replaceDeprecationsProvider(newDeprecationsProvider: DeprecationsProvider) {
+        deprecationsProvider = newDeprecationsProvider
    }

    override fun replaceContextReceivers(newContextReceivers: List<FirContextReceiver>) {
@@ -9,7 +9,7 @@ package org.jetbrains.kotlin.fir.declarations.impl

 import org.jetbrains.kotlin.KtSourceElement
 import org.jetbrains.kotlin.fir.FirModuleData
-import org.jetbrains.kotlin.fir.declarations.DeprecationsPerUseSite
+import org.jetbrains.kotlin.fir.declarations.DeprecationsProvider
 import org.jetbrains.kotlin.fir.declarations.FirBackingField
 import org.jetbrains.kotlin.fir.declarations.FirContextReceiver
 import org.jetbrains.kotlin.fir.declarations.FirDeclarationAttributes
@@ -43,7 +43,7 @@ internal class FirEnumEntryImpl(
    override val typeParameters: MutableList<FirTypeParameterRef>,
    override var status: FirDeclarationStatus,
    override var returnTypeRef: FirTypeRef,
-    override var deprecation: DeprecationsPerUseSite?,
+    override var deprecationsProvider: DeprecationsProvider,
    override val containerSource: DeserializedContainerSource?,
    override val dispatchReceiverType: ConeSimpleKotlinType?,
    override val contextReceivers: MutableList<FirContextReceiver>,
@@ -146,8 +146,8 @@ internal class FirEnumEntryImpl(

    override fun replaceReceiverTypeRef(newReceiverTypeRef: FirTypeRef?) {}

-    override fun replaceDeprecation(newDeprecation: DeprecationsPerUseSite?) {
-        deprecation = newDeprecation
+    override fun replaceDeprecationsProvider(newDeprecationsProvider: DeprecationsProvider) {
+        deprecationsProvider = newDeprecationsProvider
    }

    override fun replaceContextReceivers(newContextReceivers: List<FirContextReceiver>) {
@@ -9,7 +9,7 @@ package org.jetbrains.kotlin.fir.declarations.impl

 import org.jetbrains.kotlin.KtSourceElement
 import org.jetbrains.kotlin.fir.FirModuleData
-import org.jetbrains.kotlin.fir.declarations.DeprecationsPerUseSite
+import org.jetbrains.kotlin.fir.declarations.DeprecationsProvider
 import org.jetbrains.kotlin.fir.declarations.FirContextReceiver
 import org.jetbrains.kotlin.fir.declarations.FirDeclarationAttributes
 import org.jetbrains.kotlin.fir.declarations.FirDeclarationOrigin
@@ -43,7 +43,7 @@ internal class FirErrorFunctionImpl(
    override var resolvePhase: FirResolvePhase,
    override val origin: FirDeclarationOrigin,
    override val attributes: FirDeclarationAttributes,
-    override var deprecation: DeprecationsPerUseSite?,
+    override var deprecationsProvider: DeprecationsProvider,
    override val containerSource: DeserializedContainerSource?,
    override val dispatchReceiverType: ConeSimpleKotlinType?,
    override val contextReceivers: MutableList<FirContextReceiver>,
@@ -123,8 +123,8 @@ internal class FirErrorFunctionImpl(

    override fun replaceReceiverTypeRef(newReceiverTypeRef: FirTypeRef?) {}

-    override fun replaceDeprecation(newDeprecation: DeprecationsPerUseSite?) {
-        deprecation = newDeprecation
+    override fun replaceDeprecationsProvider(newDeprecationsProvider: DeprecationsProvider) {
+        deprecationsProvider = newDeprecationsProvider
    }

    override fun replaceContextReceivers(newContextReceivers: List<FirContextReceiver>) {
@@ -9,7 +9,7 @@ package org.jetbrains.kotlin.fir.declarations.impl

 import org.jetbrains.kotlin.KtSourceElement
 import org.jetbrains.kotlin.fir.FirModuleData
-import org.jetbrains.kotlin.fir.declarations.DeprecationsPerUseSite
+import org.jetbrains.kotlin.fir.declarations.DeprecationsProvider
 import org.jetbrains.kotlin.fir.declarations.FirBackingField
 import org.jetbrains.kotlin.fir.declarations.FirContextReceiver
 import org.jetbrains.kotlin.fir.declarations.FirDeclarationAttributes
@@ -43,7 +43,7 @@ internal class FirErrorPropertyImpl(
    override var resolvePhase: FirResolvePhase,
    override val origin: FirDeclarationOrigin,
    override val attributes: FirDeclarationAttributes,
-    override var deprecation: DeprecationsPerUseSite?,
+    override var deprecationsProvider: DeprecationsProvider,
    override val containerSource: DeserializedContainerSource?,
    override val dispatchReceiverType: ConeSimpleKotlinType?,
    override val contextReceivers: MutableList<FirContextReceiver>,
@@ -144,8 +144,8 @@ internal class FirErrorPropertyImpl(

    override fun replaceReceiverTypeRef(newReceiverTypeRef: FirTypeRef?) {}

-    override fun replaceDeprecation(newDeprecation: DeprecationsPerUseSite?) {
-        deprecation = newDeprecation
+    override fun replaceDeprecationsProvider(newDeprecationsProvider: DeprecationsProvider) {
+        deprecationsProvider = newDeprecationsProvider
    }

    override fun replaceContextReceivers(newContextReceivers: List<FirContextReceiver>) {
@@ -10,7 +10,7 @@ package org.jetbrains.kotlin.fir.declarations.impl
 import org.jetbrains.kotlin.KtSourceElement
 import org.jetbrains.kotlin.fir.FirImplementationDetail
 import org.jetbrains.kotlin.fir.FirModuleData
-import org.jetbrains.kotlin.fir.declarations.DeprecationsPerUseSite
+import org.jetbrains.kotlin.fir.declarations.DeprecationsProvider
 import org.jetbrains.kotlin.fir.declarations.FirBackingField
 import org.jetbrains.kotlin.fir.declarations.FirContextReceiver
 import org.jetbrains.kotlin.fir.declarations.FirDeclarationAttributes
@@ -45,7 +45,7 @@ class FirFieldImpl @FirImplementationDetail constructor(
    override val typeParameters: MutableList<FirTypeParameterRef>,
    override var status: FirDeclarationStatus,
    override var returnTypeRef: FirTypeRef,
-    override var deprecation: DeprecationsPerUseSite?,
+    override var deprecationsProvider: DeprecationsProvider,
    override val containerSource: DeserializedContainerSource?,
    override val dispatchReceiverType: ConeSimpleKotlinType?,
    override val contextReceivers: MutableList<FirContextReceiver>,
@@ -151,8 +151,8 @@ class FirFieldImpl @FirImplementationDetail constructor(

    override fun replaceReceiverTypeRef(newReceiverTypeRef: FirTypeRef?) {}

-    override fun replaceDeprecation(newDeprecation: DeprecationsPerUseSite?) {
-        deprecation = newDeprecation
+    override fun replaceDeprecationsProvider(newDeprecationsProvider: DeprecationsProvider) {
+        deprecationsProvider = newDeprecationsProvider
    }

    override fun replaceContextReceivers(newContextReceivers: List<FirContextReceiver>) {
@@ -10,7 +10,7 @@ package org.jetbrains.kotlin.fir.declarations.impl
 import org.jetbrains.kotlin.KtSourceElement
 import org.jetbrains.kotlin.fir.FirImplementationDetail
 import org.jetbrains.kotlin.fir.FirModuleData
-import org.jetbrains.kotlin.fir.declarations.DeprecationsPerUseSite
+import org.jetbrains.kotlin.fir.declarations.DeprecationsProvider
 import org.jetbrains.kotlin.fir.declarations.FirConstructor
 import org.jetbrains.kotlin.fir.declarations.FirContextReceiver
 import org.jetbrains.kotlin.fir.declarations.FirDeclarationAttributes
@@ -45,7 +45,7 @@ class FirPrimaryConstructor @FirImplementationDetail constructor(
    override var status: FirDeclarationStatus,
    override var returnTypeRef: FirTypeRef,
    override var receiverTypeRef: FirTypeRef?,
-    override var deprecation: DeprecationsPerUseSite?,
+    override var deprecationsProvider: DeprecationsProvider,
    override val containerSource: DeserializedContainerSource?,
    override val dispatchReceiverType: ConeSimpleKotlinType?,
    override val contextReceivers: MutableList<FirContextReceiver>,
@@ -141,8 +141,8 @@ class FirPrimaryConstructor @FirImplementationDetail constructor(
        receiverTypeRef = newReceiverTypeRef
    }

-    override fun replaceDeprecation(newDeprecation: DeprecationsPerUseSite?) {
-        deprecation = newDeprecation
+    override fun replaceDeprecationsProvider(newDeprecationsProvider: DeprecationsProvider) {
+        deprecationsProvider = newDeprecationsProvider
    }

    override fun replaceContextReceivers(newContextReceivers: List<FirContextReceiver>) {
@@ -12,7 +12,7 @@ import org.jetbrains.kotlin.descriptors.Modality
 import org.jetbrains.kotlin.fir.FirImplementationDetail
 import org.jetbrains.kotlin.fir.FirModuleData
 import org.jetbrains.kotlin.fir.contracts.FirContractDescription
-import org.jetbrains.kotlin.fir.declarations.DeprecationsPerUseSite
+import org.jetbrains.kotlin.fir.declarations.DeprecationsProvider
 import org.jetbrains.kotlin.fir.declarations.FirContextReceiver
 import org.jetbrains.kotlin.fir.declarations.FirDeclarationAttributes
 import org.jetbrains.kotlin.fir.declarations.FirDeclarationOrigin
@@ -45,7 +45,7 @@ open class FirPropertyAccessorImpl @FirImplementationDetail constructor(
    override val attributes: FirDeclarationAttributes,
    override var status: FirDeclarationStatus,
    override var returnTypeRef: FirTypeRef,
-    override var deprecation: DeprecationsPerUseSite?,
+    override var deprecationsProvider: DeprecationsProvider,
    override val containerSource: DeserializedContainerSource?,
    override val dispatchReceiverType: ConeSimpleKotlinType?,
    override val contextReceivers: MutableList<FirContextReceiver>,
@@ -140,8 +140,8 @@ open class FirPropertyAccessorImpl @FirImplementationDetail constructor(

    override fun replaceReceiverTypeRef(newReceiverTypeRef: FirTypeRef?) {}

-    override fun replaceDeprecation(newDeprecation: DeprecationsPerUseSite?) {
-        deprecation = newDeprecation
+    override fun replaceDeprecationsProvider(newDeprecationsProvider: DeprecationsProvider) {
+        deprecationsProvider = newDeprecationsProvider
    }

    override fun replaceContextReceivers(newContextReceivers: List<FirContextReceiver>) {
@@ -9,7 +9,7 @@ package org.jetbrains.kotlin.fir.declarations.impl

 import org.jetbrains.kotlin.KtSourceElement
 import org.jetbrains.kotlin.fir.FirModuleData
-import org.jetbrains.kotlin.fir.declarations.DeprecationsPerUseSite
+import org.jetbrains.kotlin.fir.declarations.DeprecationsProvider
 import org.jetbrains.kotlin.fir.declarations.FirBackingField
 import org.jetbrains.kotlin.fir.declarations.FirContextReceiver
 import org.jetbrains.kotlin.fir.declarations.FirDeclarationAttributes
@@ -47,7 +47,7 @@ internal class FirPropertyImpl(
    override var status: FirDeclarationStatus,
    override var returnTypeRef: FirTypeRef,
    override var receiverTypeRef: FirTypeRef?,
-    override var deprecation: DeprecationsPerUseSite?,
+    override var deprecationsProvider: DeprecationsProvider,
    override val containerSource: DeserializedContainerSource?,
    override val dispatchReceiverType: ConeSimpleKotlinType?,
    override val contextReceivers: MutableList<FirContextReceiver>,
@@ -171,8 +171,8 @@ internal class FirPropertyImpl(
        receiverTypeRef = newReceiverTypeRef
    }

-    override fun replaceDeprecation(newDeprecation: DeprecationsPerUseSite?) {
-        deprecation = newDeprecation
+    override fun replaceDeprecationsProvider(newDeprecationsProvider: DeprecationsProvider) {
+        deprecationsProvider = newDeprecationsProvider
    }

    override fun replaceContextReceivers(newContextReceivers: List<FirContextReceiver>) {
@@ -10,7 +10,7 @@ package org.jetbrains.kotlin.fir.declarations.impl
 import org.jetbrains.kotlin.KtSourceElement
 import org.jetbrains.kotlin.descriptors.ClassKind
 import org.jetbrains.kotlin.fir.FirModuleData
-import org.jetbrains.kotlin.fir.declarations.DeprecationsPerUseSite
+import org.jetbrains.kotlin.fir.declarations.DeprecationsProvider
 import org.jetbrains.kotlin.fir.declarations.FirContextReceiver
 import org.jetbrains.kotlin.fir.declarations.FirDeclaration
 import org.jetbrains.kotlin.fir.declarations.FirDeclarationAttributes
@@ -41,7 +41,7 @@ internal class FirRegularClassImpl(
    override val attributes: FirDeclarationAttributes,
    override val typeParameters: MutableList<FirTypeParameterRef>,
    override var status: FirDeclarationStatus,
-    override var deprecation: DeprecationsPerUseSite?,
+    override var deprecationsProvider: DeprecationsProvider,
    override val classKind: ClassKind,
    override val declarations: MutableList<FirDeclaration>,
    override val annotations: MutableList<FirAnnotation>,
@@ -109,8 +109,8 @@ internal class FirRegularClassImpl(
        resolvePhase = newResolvePhase
    }

-    override fun replaceDeprecation(newDeprecation: DeprecationsPerUseSite?) {
-        deprecation = newDeprecation
+    override fun replaceDeprecationsProvider(newDeprecationsProvider: DeprecationsProvider) {
+        deprecationsProvider = newDeprecationsProvider
    }

    override fun replaceControlFlowGraphReference(newControlFlowGraphReference: FirControlFlowGraphReference?) {
@@ -10,7 +10,7 @@ package org.jetbrains.kotlin.fir.declarations.impl
 import org.jetbrains.kotlin.KtSourceElement
 import org.jetbrains.kotlin.fir.FirModuleData
 import org.jetbrains.kotlin.fir.contracts.FirContractDescription
-import org.jetbrains.kotlin.fir.declarations.DeprecationsPerUseSite
+import org.jetbrains.kotlin.fir.declarations.DeprecationsProvider
 import org.jetbrains.kotlin.fir.declarations.FirContextReceiver
 import org.jetbrains.kotlin.fir.declarations.FirDeclarationAttributes
 import org.jetbrains.kotlin.fir.declarations.FirDeclarationOrigin
@@ -44,7 +44,7 @@ internal class FirSimpleFunctionImpl(
    override var status: FirDeclarationStatus,
    override var returnTypeRef: FirTypeRef,
    override var receiverTypeRef: FirTypeRef?,
-    override var deprecation: DeprecationsPerUseSite?,
+    override var deprecationsProvider: DeprecationsProvider,
    override val containerSource: DeserializedContainerSource?,
    override val dispatchReceiverType: ConeSimpleKotlinType?,
    override val contextReceivers: MutableList<FirContextReceiver>,
@@ -141,8 +141,8 @@ internal class FirSimpleFunctionImpl(
        receiverTypeRef = newReceiverTypeRef
    }

-    override fun replaceDeprecation(newDeprecation: DeprecationsPerUseSite?) {
-        deprecation = newDeprecation
+    override fun replaceDeprecationsProvider(newDeprecationsProvider: DeprecationsProvider) {
+        deprecationsProvider = newDeprecationsProvider
    }

    override fun replaceContextReceivers(newContextReceivers: List<FirContextReceiver>) {
@@ -9,7 +9,7 @@ package org.jetbrains.kotlin.fir.declarations.impl

 import org.jetbrains.kotlin.KtSourceElement
 import org.jetbrains.kotlin.fir.FirModuleData
-import org.jetbrains.kotlin.fir.declarations.DeprecationsPerUseSite
+import org.jetbrains.kotlin.fir.declarations.DeprecationsProvider
 import org.jetbrains.kotlin.fir.declarations.FirDeclarationAttributes
 import org.jetbrains.kotlin.fir.declarations.FirDeclarationOrigin
 import org.jetbrains.kotlin.fir.declarations.FirDeclarationStatus
@@ -35,7 +35,7 @@ internal class FirTypeAliasImpl(
    override val origin: FirDeclarationOrigin,
    override val attributes: FirDeclarationAttributes,
    override var status: FirDeclarationStatus,
-    override var deprecation: DeprecationsPerUseSite?,
+    override var deprecationsProvider: DeprecationsProvider,
    override val typeParameters: MutableList<FirTypeParameter>,
    override val name: Name,
    override val symbol: FirTypeAliasSymbol,
@@ -85,8 +85,8 @@ internal class FirTypeAliasImpl(
        resolvePhase = newResolvePhase
    }

-    override fun replaceDeprecation(newDeprecation: DeprecationsPerUseSite?) {
-        deprecation = newDeprecation
+    override fun replaceDeprecationsProvider(newDeprecationsProvider: DeprecationsProvider) {
+        deprecationsProvider = newDeprecationsProvider
    }

    override fun replaceExpandedTypeRef(newExpandedTypeRef: FirTypeRef) {
@@ -9,7 +9,7 @@ package org.jetbrains.kotlin.fir.declarations.impl

 import org.jetbrains.kotlin.KtSourceElement
 import org.jetbrains.kotlin.fir.FirModuleData
-import org.jetbrains.kotlin.fir.declarations.DeprecationsPerUseSite
+import org.jetbrains.kotlin.fir.declarations.DeprecationsProvider
 import org.jetbrains.kotlin.fir.declarations.FirBackingField
 import org.jetbrains.kotlin.fir.declarations.FirContextReceiver
 import org.jetbrains.kotlin.fir.declarations.FirDeclarationAttributes
@@ -43,7 +43,7 @@ internal class FirValueParameterImpl(
    override val origin: FirDeclarationOrigin,
    override val attributes: FirDeclarationAttributes,
    override var returnTypeRef: FirTypeRef,
-    override var deprecation: DeprecationsPerUseSite?,
+    override var deprecationsProvider: DeprecationsProvider,
    override val containerSource: DeserializedContainerSource?,
    override val dispatchReceiverType: ConeSimpleKotlinType?,
    override val contextReceivers: MutableList<FirContextReceiver>,
@@ -151,8 +151,8 @@ internal class FirValueParameterImpl(

    override fun replaceReceiverTypeRef(newReceiverTypeRef: FirTypeRef?) {}

-    override fun replaceDeprecation(newDeprecation: DeprecationsPerUseSite?) {
-        deprecation = newDeprecation
+    override fun replaceDeprecationsProvider(newDeprecationsProvider: DeprecationsProvider) {
+        deprecationsProvider = newDeprecationsProvider
    }

    override fun replaceContextReceivers(newContextReceivers: List<FirContextReceiver>) {
@@ -0,0 +1,97 @@
+/*
+ * Copyright 2010-2022 JetBrains s.r.o. and Kotlin Programming Language contributors.
+ * Use of this source code is governed by the Apache 2.0 license that can be found in the license/LICENSE.txt file.
+ */
+
+package org.jetbrains.kotlin.fir.declarations
+
+import org.jetbrains.kotlin.config.ApiVersion
+import org.jetbrains.kotlin.descriptors.annotations.AnnotationUseSiteTarget
+import org.jetbrains.kotlin.resolve.deprecation.DeprecationInfo
+import org.jetbrains.kotlin.resolve.deprecation.DeprecationLevelValue
+import org.jetbrains.kotlin.resolve.deprecation.SimpleDeprecationInfo
+import org.jetbrains.kotlin.utils.addToStdlib.runUnless
+
+abstract class DeprecationsProvider {
+    abstract fun getDeprecationsInfo(version: ApiVersion): DeprecationsPerUseSite?
+}
+
+class DeprecationsProviderImpl(
+    private val all: List<DeprecationAnnotationInfo>?,
+    private val bySpecificSite: Map<AnnotationUseSiteTarget, List<DeprecationAnnotationInfo>>?
+) : DeprecationsProvider() {
+    override fun getDeprecationsInfo(version: ApiVersion): DeprecationsPerUseSite {
+        @Suppress("UNCHECKED_CAST")
+        return DeprecationsPerUseSite(
+            all?.computeDeprecationInfoOrNull(version),
+            bySpecificSite?.mapValues { (_, info) -> info.computeDeprecationInfoOrNull(version) }?.filterValues { it != null }
+                    as Map<AnnotationUseSiteTarget, DeprecationInfo>?
+        )
+    }
+
+    private fun List<DeprecationAnnotationInfo>.computeDeprecationInfoOrNull(version: ApiVersion): DeprecationInfo? {
+        return firstNotNullOfOrNull { it.computeDeprecationInfo(version) }
+    }
+}
+
+object EmptyDeprecationsProvider : DeprecationsProvider() {
+    override fun getDeprecationsInfo(version: ApiVersion): DeprecationsPerUseSite {
+        return EmptyDeprecationsPerUseSite
+    }
+}
+
+object UnresolvedDeprecationProvider : DeprecationsProvider() {
+    override fun getDeprecationsInfo(version: ApiVersion): DeprecationsPerUseSite? {
+        return null
+    }
+}
+
+sealed interface DeprecationAnnotationInfo {
+    fun computeDeprecationInfo(apiVersion: ApiVersion): DeprecationInfo?
+}
+
+class SinceKotlinInfo(val sinceVersion: ApiVersion) : DeprecationAnnotationInfo {
+    override fun computeDeprecationInfo(apiVersion: ApiVersion): DeprecationInfo? {
+        return runUnless(sinceVersion <= apiVersion) {
+            SimpleDeprecationInfo(
+                deprecationLevel = DeprecationLevelValue.HIDDEN,
+                propagatesToOverrides = true,
+                message = null
+            )
+        }
+    }
+}
+
+class DeprecatedInfo(
+    val level: DeprecationLevelValue,
+    val propagatesToOverride: Boolean,
+    val message: String?
+) : DeprecationAnnotationInfo {
+    override fun computeDeprecationInfo(apiVersion: ApiVersion): DeprecationInfo {
+        return SimpleDeprecationInfo(
+            level,
+            propagatesToOverride,
+            message
+        )
+    }
+}
+
+class DeprecatedSinceKotlinInfo(
+    val warningVersion: ApiVersion?,
+    val errorVersion: ApiVersion?,
+    val hiddenVersion: ApiVersion?,
+    val message: String?,
+    val propagatesToOverride: Boolean
+) : DeprecationAnnotationInfo {
+    override fun computeDeprecationInfo(apiVersion: ApiVersion): DeprecationInfo? {
+        fun ApiVersion.takeLevelIfDeprecated(level: DeprecationLevelValue) = level.takeIf { this <= apiVersion }
+
+        val appliedLevel = hiddenVersion?.takeLevelIfDeprecated(DeprecationLevelValue.HIDDEN)
+            ?: errorVersion?.takeLevelIfDeprecated(DeprecationLevelValue.ERROR)
+            ?: warningVersion?.takeLevelIfDeprecated(DeprecationLevelValue.WARNING)
+
+        return appliedLevel?.let {
+            SimpleDeprecationInfo(it, propagatesToOverride, message)
+        }
+    }
+}
@@ -7,7 +7,6 @@ package org.jetbrains.kotlin.fir.declarations.impl

 import org.jetbrains.kotlin.KtFakeSourceElementKind
 import org.jetbrains.kotlin.KtSourceElement
-import org.jetbrains.kotlin.builtins.StandardNames
 import org.jetbrains.kotlin.descriptors.EffectiveVisibility
 import org.jetbrains.kotlin.descriptors.Modality
 import org.jetbrains.kotlin.descriptors.Visibility
@@ -51,7 +50,7 @@ abstract class FirDefaultPropertyAccessor(
    else
        FirResolvedDeclarationStatusImpl(visibility, modality, effectiveVisibility),
    propertyTypeRef,
-    deprecation = null,
+    deprecationsProvider = UnresolvedDeprecationProvider,
    containerSource = null,
    dispatchReceiverType = null,
    contextReceivers = mutableListOf(),
@@ -8,10 +8,7 @@ package org.jetbrains.kotlin.fir.declarations.impl
 import org.jetbrains.kotlin.builtins.StandardNames.BACKING_FIELD
 import org.jetbrains.kotlin.fir.FirImplementationDetail
 import org.jetbrains.kotlin.fir.FirModuleData
-import org.jetbrains.kotlin.fir.declarations.FirDeclarationAttributes
-import org.jetbrains.kotlin.fir.declarations.FirDeclarationOrigin
-import org.jetbrains.kotlin.fir.declarations.FirDeclarationStatus
-import org.jetbrains.kotlin.fir.declarations.FirResolvePhase
+import org.jetbrains.kotlin.fir.declarations.*
 import org.jetbrains.kotlin.fir.expressions.FirAnnotation
 import org.jetbrains.kotlin.fir.symbols.impl.FirBackingFieldSymbol
 import org.jetbrains.kotlin.fir.symbols.impl.FirPropertySymbol
@@ -34,7 +31,7 @@ class FirDefaultPropertyBackingField(
    attributes = FirDeclarationAttributes(),
    returnTypeRef = returnTypeRef,
    receiverTypeRef = null,
-    deprecation = null,
+    deprecationsProvider = UnresolvedDeprecationProvider,
    containerSource = null,
    dispatchReceiverType = null,
    name = BACKING_FIELD,
@@ -30,7 +30,7 @@ class FirSyntheticProperty(
    override val getter: FirSyntheticPropertyAccessor,
    override val setter: FirSyntheticPropertyAccessor? = null,
    override val backingField: FirBackingField? = null,
-    override val deprecation: DeprecationsPerUseSite? = null
+    override val deprecationsProvider: DeprecationsProvider = UnresolvedDeprecationProvider
 ) : FirProperty() {
    init {
        symbol.bind(this)
@@ -150,7 +150,7 @@ class FirSyntheticProperty(
        throw AssertionError("Mutation of synthetic property isn't supported")
    }

-    override fun replaceDeprecation(newDeprecation: DeprecationsPerUseSite?) {
+    override fun replaceDeprecationsProvider(newDeprecationsProvider: DeprecationsProvider) {
        throw AssertionError("Mutation of synthetic property isn't supported")
    }

@@ -50,8 +50,8 @@ class FirSyntheticPropertyAccessor(
    override val receiverTypeRef: FirTypeRef?
        get() = null
    
-    override val deprecation: DeprecationsPerUseSite?
-        get() = delegate.deprecation
+    override val deprecationsProvider: DeprecationsProvider
+        get() = delegate.deprecationsProvider

    override val valueParameters: List<FirValueParameter>
        get() = delegate.valueParameters
@@ -145,7 +145,7 @@ class FirSyntheticPropertyAccessor(
        throw AssertionError("Mutation of synthetic property accessor isn't supported")
    }

-    override fun replaceDeprecation(newDeprecation: DeprecationsPerUseSite?) {
+    override fun replaceDeprecationsProvider(newDeprecationsProvider: DeprecationsProvider) {
        throw AssertionError("Mutation of synthetic property accessor isn't supported")
    }

@@ -6,7 +6,7 @@
 package org.jetbrains.kotlin.fir.declarations.synthetic

 import org.jetbrains.kotlin.fir.FirModuleData
-import org.jetbrains.kotlin.fir.declarations.DeprecationsPerUseSite
+import org.jetbrains.kotlin.fir.declarations.DeprecationsProvider
 import org.jetbrains.kotlin.fir.declarations.FirDeclarationStatus
 import org.jetbrains.kotlin.fir.declarations.FirSimpleFunction
 import org.jetbrains.kotlin.fir.symbols.impl.FirSyntheticPropertySymbol
@@ -17,7 +17,7 @@ class FirSyntheticPropertyBuilder {
    lateinit var name: Name
    lateinit var symbol: FirSyntheticPropertySymbol
    lateinit var delegateGetter: FirSimpleFunction
-    lateinit var deprecation: DeprecationsPerUseSite
+    lateinit var deprecationsProvider: DeprecationsProvider

    var status: FirDeclarationStatus? = null
    var delegateSetter: FirSimpleFunction? = null
@@ -29,7 +29,7 @@ class FirSyntheticPropertyBuilder {
        resolvePhase = delegateGetter.resolvePhase,
        getter = FirSyntheticPropertyAccessor(delegateGetter, isGetter = true),
        setter = delegateSetter?.let { FirSyntheticPropertyAccessor(it, isGetter = false) },
-        deprecation = deprecation
+        deprecationsProvider = deprecationsProvider
    )
 }

@@ -5,6 +5,7 @@

 package org.jetbrains.kotlin.fir.symbols.impl

+import org.jetbrains.kotlin.config.ApiVersion
 import org.jetbrains.kotlin.fir.declarations.*
 import org.jetbrains.kotlin.fir.symbols.FirBasedSymbol
 import org.jetbrains.kotlin.fir.symbols.lazyResolveToPhase
@@ -58,11 +59,10 @@ abstract class FirCallableSymbol<D : FirCallableDeclaration> : FirBasedSymbol<D>
    val name: Name
        get() = callableId.callableName

-    val deprecation: DeprecationsPerUseSite?
-        get() {
-            lazyResolveToPhase(FirResolvePhase.STATUS)
-            return fir.deprecation
-        }
+    fun getDeprecation(apiVersion: ApiVersion): DeprecationsPerUseSite? {
+        lazyResolveToPhase(FirResolvePhase.STATUS)
+        return fir.deprecationsProvider.getDeprecationsInfo(apiVersion)
+    }

    private fun ensureType(typeRef: FirTypeRef?) {
        when (typeRef) {
@@ -5,6 +5,7 @@

 package org.jetbrains.kotlin.fir.symbols.impl

+import org.jetbrains.kotlin.config.ApiVersion
 import org.jetbrains.kotlin.descriptors.ClassKind
 import org.jetbrains.kotlin.fir.declarations.*
 import org.jetbrains.kotlin.fir.symbols.ConeClassLikeLookupTag
@@ -24,11 +25,10 @@ sealed class FirClassLikeSymbol<D : FirClassLikeDeclaration>(

    val name get() = classId.shortClassName

-    val deprecation: DeprecationsPerUseSite?
-        get() {
-            lazyResolveToPhase(FirResolvePhase.COMPILER_REQUIRED_ANNOTATIONS)
-            return fir.deprecation
-        }
+    fun getDeprecation(apiVersion: ApiVersion): DeprecationsPerUseSite? {
+        lazyResolveToPhase(FirResolvePhase.COMPILER_REQUIRED_ANNOTATIONS)
+        return fir.deprecationsProvider.getDeprecationsInfo(apiVersion)
+    }

    val rawStatus: FirDeclarationStatus
        get() = fir.status
@@ -423,6 +423,13 @@ object BuilderConfigurator : AbstractBuilderConfigurator<FirTreeBuilder>(FirTree
        ) {
            default(it, "${declarationAttributesType.type}()")
        }
+
+        configureFieldInAllLeafBuilders(
+            field = "deprecationsProvider"
+        ) {
+            default(it, "UnresolvedDeprecationProvider")
+            useTypes(unresolvedDeprecationsProviderType)
+        }
    }

    private inline fun findImplementationsWithElementInParents(
@@ -88,7 +88,7 @@ object NodeConfigurator : AbstractFieldConfigurator<FirTreeBuilder>(FirTreeBuild
        callableDeclaration.configure {
            +field("returnTypeRef", typeRef, withReplace = true).withTransform()
            +field("receiverTypeRef", typeRef, nullable = true, withReplace = true).withTransform()
-            +field("deprecation", deprecationsPerUseSiteType, nullable = true).withReplace().apply { isMutable = true }
+            +field("deprecationsProvider", deprecationsProviderType).withReplace().apply { isMutable = true }
            +symbol("FirCallableSymbol", "out FirCallableDeclaration")

            +field("containerSource", type(DeserializedContainerSource::class), nullable = true)
@@ -245,7 +245,7 @@ object NodeConfigurator : AbstractFieldConfigurator<FirTreeBuilder>(FirTreeBuild

        classLikeDeclaration.configure {
            +symbol("FirClassLikeSymbol", "out FirClassLikeDeclaration")
-            +field("deprecation", deprecationsPerUseSiteType, nullable = true).withReplace().apply { isMutable = true}
+            +field("deprecationsProvider", deprecationsProviderType).withReplace().apply { isMutable = true}
        }

        klass.configure {
@@ -94,7 +94,8 @@ val functionCallOrigin = type("fir.expressions", "FirFunctionCallOrigin")

 val resolvedDeclarationStatusImplType = type("fir.declarations.impl", "FirResolvedDeclarationStatusImpl")

-val deprecationsPerUseSiteType = type("fir.declarations", "DeprecationsPerUseSite")
+val deprecationsProviderType = type("fir.declarations", "DeprecationsProvider")
+val unresolvedDeprecationsProviderType = type("fir.declarations", "UnresolvedDeprecationProvider")
 val emptyAnnotationArgumentMappingType = type("fir.expressions.impl", "FirEmptyAnnotationArgumentMapping")

 val firPropertySymbolType = type("fir.symbols.impl", "FirPropertySymbol")