[FIR] Use cached instance of FirImplicitTypeRefImpl

^KT-56906 Fixed

compiler/fir/providers/src/org/jetbrains/kotlin/fir/scopes/impl/FirFakeOverrideGenerator.kt

@@ -23,8 +23,8 @@ import org.jetbrains.kotlin.fir.symbols.ConeClassLikeLookupTag
 import org.jetbrains.kotlin.fir.symbols.FirBasedSymbol
 import org.jetbrains.kotlin.fir.symbols.impl.*
 import org.jetbrains.kotlin.fir.types.*
-import org.jetbrains.kotlin.fir.types.builder.buildImplicitTypeRef
 import org.jetbrains.kotlin.fir.types.builder.buildResolvedTypeRef
+import org.jetbrains.kotlin.fir.types.impl.FirImplicitTypeRefImplWithoutSource
 import org.jetbrains.kotlin.fir.types.impl.ConeTypeParameterTypeImpl
 import org.jetbrains.kotlin.name.CallableId
 import org.jetbrains.kotlin.name.ClassId
@@ -269,7 +269,7 @@ object FirFakeOverrideGenerator {
         }
 
         if (fakeOverrideSubstitution != null) {
-            returnTypeRef = buildImplicitTypeRef()
+            returnTypeRef = FirImplicitTypeRefImplWithoutSource
             attributes.fakeOverrideSubstitution = fakeOverrideSubstitution
         } else {
             returnTypeRef = baseFunction.returnTypeRef.withReplacedReturnType(newReturnType)
@@ -504,7 +504,7 @@ object FirFakeOverrideGenerator {
         }
 
         if (fakeOverrideSubstitution != null) {
-            returnTypeRef = buildImplicitTypeRef()
+            returnTypeRef = FirImplicitTypeRefImplWithoutSource
             attributes.fakeOverrideSubstitution = fakeOverrideSubstitution
         } else {
             returnTypeRef = baseVariable.returnTypeRef.withReplacedReturnType(newReturnType)

compiler/fir/raw-fir/light-tree2fir/src/org/jetbrains/kotlin/fir/lightTree/converter/BaseConverter.kt

@@ -16,7 +16,7 @@ import org.jetbrains.kotlin.fir.FirSession
 import org.jetbrains.kotlin.fir.builder.BaseFirBuilder
 import org.jetbrains.kotlin.fir.builder.Context
 import org.jetbrains.kotlin.fir.builder.escapedStringToCharacter
-import org.jetbrains.kotlin.fir.types.builder.buildImplicitTypeRef
+import org.jetbrains.kotlin.fir.types.impl.FirImplicitTypeRefImplWithoutSource
 import org.jetbrains.kotlin.lexer.KtToken
 import org.jetbrains.kotlin.lexer.KtTokens.*
 import org.jetbrains.kotlin.name.Name
@@ -29,7 +29,7 @@ abstract class BaseConverter(
 ) : BaseFirBuilder<LighterASTNode>(baseSession, context) {
     abstract val offset: Int
 
-    protected val implicitType = buildImplicitTypeRef()
+    protected val implicitType = FirImplicitTypeRefImplWithoutSource
 
     protected open fun reportSyntaxError(node: LighterASTNode) {}
 

compiler/fir/raw-fir/light-tree2fir/src/org/jetbrains/kotlin/fir/lightTree/converter/DeclarationsConverter.kt

@@ -52,16 +52,13 @@ import org.jetbrains.kotlin.fir.references.builder.buildSimpleNamedReference
 import org.jetbrains.kotlin.fir.scopes.FirScopeProvider
 import org.jetbrains.kotlin.fir.symbols.FirBasedSymbol
 import org.jetbrains.kotlin.fir.symbols.impl.*
-import org.jetbrains.kotlin.fir.types.ConeClassLikeType
+import org.jetbrains.kotlin.fir.types.*
-import org.jetbrains.kotlin.fir.types.FirTypeProjection
-import org.jetbrains.kotlin.fir.types.FirTypeRef
-import org.jetbrains.kotlin.fir.types.FirUserTypeRef
 import org.jetbrains.kotlin.fir.types.builder.*
+import org.jetbrains.kotlin.fir.types.impl.FirImplicitTypeRefImplWithoutSource
 import org.jetbrains.kotlin.fir.types.impl.ConeClassLikeTypeImpl
 import org.jetbrains.kotlin.fir.types.impl.FirQualifierPartImpl
 import org.jetbrains.kotlin.fir.types.impl.FirTypeArgumentListImpl
 import org.jetbrains.kotlin.lexer.KtModifierKeywordToken
-import org.jetbrains.kotlin.lexer.KtTokens
 import org.jetbrains.kotlin.lexer.KtTokens.*
 import org.jetbrains.kotlin.name.*
 import org.jetbrains.kotlin.psi.stubs.elements.KtStubElementTypes
@@ -575,7 +572,7 @@ class DeclarationsConverter(
                         hasDefaultConstructor = if (primaryConstructor != null) !primaryConstructor!!.hasValueParameters()
                         else secondaryConstructors.isEmpty() || secondaryConstructors.any { !it.hasValueParameters() },
                         delegatedSelfTypeRef = selfType,
-                        delegatedSuperTypeRef = delegatedSuperTypeRef ?: buildImplicitTypeRef(),
+                        delegatedSuperTypeRef = delegatedSuperTypeRef ?: FirImplicitTypeRefImplWithoutSource,
                         superTypeCallEntry = superTypeCallEntry
                     )
                     //parse primary constructor
@@ -714,7 +711,7 @@ class DeclarationsConverter(
                         superTypeRefs += implicitAnyType
                         delegatedSuperTypeRef = implicitAnyType
                     }
-                    val delegatedSuperType = delegatedSuperTypeRef ?: buildImplicitTypeRef()
+                    val delegatedSuperType = delegatedSuperTypeRef ?: FirImplicitTypeRefImplWithoutSource
 
                     annotations += modifiers.annotations
                     this.superTypeRefs += superTypeRefs

compiler/fir/raw-fir/psi2fir/src/org/jetbrains/kotlin/fir/builder/RawFirBuilder.kt

@@ -31,6 +31,7 @@ import org.jetbrains.kotlin.fir.symbols.FirBasedSymbol
 import org.jetbrains.kotlin.fir.symbols.impl.*
 import org.jetbrains.kotlin.fir.types.*
 import org.jetbrains.kotlin.fir.types.builder.*
+import org.jetbrains.kotlin.fir.types.impl.FirImplicitTypeRefImplWithoutSource
 import org.jetbrains.kotlin.fir.types.impl.ConeClassLikeTypeImpl
 import org.jetbrains.kotlin.fir.types.impl.FirQualifierPartImpl
 import org.jetbrains.kotlin.fir.types.impl.FirTypeArgumentListImpl
@@ -905,7 +906,7 @@ open class RawFirBuilder(
                 when {
                     classKind == ClassKind.ENUM_ENTRY && this is KtClass -> delegatedEnumSuperTypeRef ?: implicitAnyType
                     container.superTypeRefs.isEmpty() -> implicitAnyType
-                    else -> buildImplicitTypeRef()
+                    else -> FirImplicitTypeRefImplWithoutSource
                 }
 
 

compiler/fir/raw-fir/raw-fir.common/src/org/jetbrains/kotlin/fir/builder/ConversionUtils.kt

@@ -33,13 +33,8 @@ import org.jetbrains.kotlin.fir.references.builder.buildDelegateFieldReference
 import org.jetbrains.kotlin.fir.references.builder.buildImplicitThisReference
 import org.jetbrains.kotlin.fir.references.builder.buildResolvedNamedReference
 import org.jetbrains.kotlin.fir.references.builder.buildSimpleNamedReference
-import org.jetbrains.kotlin.fir.types.constructStarProjectedType
 import org.jetbrains.kotlin.fir.symbols.impl.*
-import org.jetbrains.kotlin.fir.types.ConeClassLikeType
+import org.jetbrains.kotlin.fir.types.*
-import org.jetbrains.kotlin.fir.types.ConeStarProjection
-import org.jetbrains.kotlin.fir.types.FirImplicitTypeRef
-import org.jetbrains.kotlin.fir.types.FirTypeRef
-import org.jetbrains.kotlin.fir.types.builder.buildImplicitTypeRef
 import org.jetbrains.kotlin.fir.types.builder.buildResolvedTypeRef
 import org.jetbrains.kotlin.fir.types.impl.*
 import org.jetbrains.kotlin.lexer.KtTokens
@@ -404,7 +399,7 @@ fun <T> FirPropertyBuilder.generateAccessorsByDelegate(
             this.source = fakeSource
             this.moduleData = moduleData
             origin = FirDeclarationOrigin.Source
-            returnTypeRef = buildImplicitTypeRef()
+            returnTypeRef = FirImplicitTypeRefImplWithoutSource
             isGetter = true
             status = FirDeclarationStatusImpl(getterStatus?.visibility ?: Visibilities.Unknown, Modality.FINAL).apply {
                 isInline = getterStatus?.isInline ?: isInline
@@ -454,7 +449,7 @@ fun <T> FirPropertyBuilder.generateAccessorsByDelegate(
                 containingFunctionSymbol = this@buildPropertyAccessor.symbol
                 this.moduleData = moduleData
                 origin = FirDeclarationOrigin.Source
-                returnTypeRef = buildImplicitTypeRef()
+                returnTypeRef = FirImplicitTypeRefImplWithoutSource
                 name = SpecialNames.IMPLICIT_SET_PARAMETER
                 symbol = FirValueParameterSymbol(this@generateAccessorsByDelegate.name)
                 isCrossinline = false

compiler/fir/resolve/src/org/jetbrains/kotlin/fir/resolve/transformers/body/resolve/FirAbstractBodyResolveTransformer.kt

@@ -21,8 +21,8 @@ import org.jetbrains.kotlin.fir.resolve.providers.symbolProvider
 import org.jetbrains.kotlin.fir.resolve.transformers.*
 import org.jetbrains.kotlin.fir.scopes.FirScope
 import org.jetbrains.kotlin.fir.scopes.impl.FirLocalScope
+import org.jetbrains.kotlin.fir.types.impl.FirImplicitTypeRefImplWithoutSource
 import org.jetbrains.kotlin.fir.types.FirTypeRef
-import org.jetbrains.kotlin.fir.types.builder.buildImplicitTypeRef
 
 abstract class FirAbstractBodyResolveTransformer(phase: FirResolvePhase) : FirAbstractPhaseTransformer<ResolutionMode>(phase) {
     abstract val context: BodyResolveContext
@@ -91,7 +91,7 @@ abstract class FirAbstractBodyResolveTransformer(phase: FirResolvePhase) : FirAb
         override val returnTypeCalculator: ReturnTypeCalculator get() = context.returnTypeCalculator
         override val container: FirDeclaration get() = context.containerIfAny!!
 
-        override val noExpectedType: FirTypeRef = buildImplicitTypeRef()
+        override val noExpectedType: FirTypeRef = FirImplicitTypeRefImplWithoutSource
         override val symbolProvider: FirSymbolProvider = session.symbolProvider
 
         override val resolutionStageRunner: ResolutionStageRunner = ResolutionStageRunner()

compiler/fir/resolve/src/org/jetbrains/kotlin/fir/resolve/transformers/body/resolve/FirDeclarationsResolveTransformer.kt

@@ -41,8 +41,8 @@ import org.jetbrains.kotlin.fir.scopes.impl.FirMemberTypeParameterScope
 import org.jetbrains.kotlin.fir.symbols.impl.FirValueParameterSymbol
 import org.jetbrains.kotlin.fir.types.*
 import org.jetbrains.kotlin.fir.types.builder.buildErrorTypeRef
-import org.jetbrains.kotlin.fir.types.builder.buildImplicitTypeRef
 import org.jetbrains.kotlin.fir.types.builder.buildResolvedTypeRef
+import org.jetbrains.kotlin.fir.types.impl.FirImplicitTypeRefImplWithoutSource
 import org.jetbrains.kotlin.fir.visitors.FirTransformer
 import org.jetbrains.kotlin.fir.visitors.transformSingle
 import org.jetbrains.kotlin.name.Name
@@ -743,7 +743,7 @@ open class FirDeclarationsResolveTransformer(
             is ResolutionMode.WithExpectedType ->
                 transformAnonymousFunctionWithExpectedType(anonymousFunction, data.expectedTypeRef, data)
             is ResolutionMode.ContextIndependent, is ResolutionMode.AssignmentLValue, is ResolutionMode.ReceiverResolution ->
-                transformAnonymousFunctionWithExpectedType(anonymousFunction, buildImplicitTypeRef(), data)
+                transformAnonymousFunctionWithExpectedType(anonymousFunction, FirImplicitTypeRefImplWithoutSource, data)
             is ResolutionMode.WithStatus ->
                 throw AssertionError("Should not be here in WithStatus/WithExpectedTypeFromCast mode")
         }

compiler/fir/resolve/src/org/jetbrains/kotlin/fir/resolve/transformers/contracts/FirAbstractContractResolveTransformerDispatcher.kt

@@ -32,7 +32,7 @@ import org.jetbrains.kotlin.fir.resolve.transformers.body.resolve.FirAbstractBod
 import org.jetbrains.kotlin.fir.resolve.transformers.body.resolve.FirDeclarationsResolveTransformer
 import org.jetbrains.kotlin.fir.resolve.transformers.body.resolve.FirExpressionsResolveTransformer
 import org.jetbrains.kotlin.fir.symbols.impl.FirAnonymousFunctionSymbol
-import org.jetbrains.kotlin.fir.types.builder.buildImplicitTypeRef
+import org.jetbrains.kotlin.fir.types.impl.FirImplicitTypeRefImplWithoutSource
 import org.jetbrains.kotlin.fir.visitors.transformSingle
 import org.jetbrains.kotlin.name.Name
 
@@ -213,9 +213,9 @@ abstract class FirAbstractContractResolveTransformerDispatcher(
             val effectsBlock = buildAnonymousFunction {
                 moduleData = session.moduleData
                 origin = FirDeclarationOrigin.Source
-                returnTypeRef = buildImplicitTypeRef()
+                returnTypeRef = FirImplicitTypeRefImplWithoutSource
                 receiverParameter = buildReceiverParameter {
-                    typeRef = buildImplicitTypeRef()
+                    typeRef = FirImplicitTypeRefImplWithoutSource
                 }
                 symbol = FirAnonymousFunctionSymbol()
                 isLambda = true

compiler/fir/tree/gen/org/jetbrains/kotlin/fir/declarations/builder/FirAnonymousFunctionBuilder.kt

@@ -36,7 +36,7 @@ import org.jetbrains.kotlin.fir.references.FirControlFlowGraphReference
 import org.jetbrains.kotlin.fir.symbols.impl.FirAnonymousFunctionSymbol
 import org.jetbrains.kotlin.fir.types.ConeSimpleKotlinType
 import org.jetbrains.kotlin.fir.types.FirTypeRef
-import org.jetbrains.kotlin.fir.types.impl.FirImplicitTypeRefImpl
+import org.jetbrains.kotlin.fir.types.impl.FirImplicitTypeRefImplWithoutSource
 import org.jetbrains.kotlin.fir.visitors.*
 import org.jetbrains.kotlin.serialization.deserialization.descriptors.DeserializedContainerSource
 
@@ -68,7 +68,7 @@ class FirAnonymousFunctionBuilder : FirFunctionBuilder, FirAnnotationContainerBu
     var isLambda: Boolean by kotlin.properties.Delegates.notNull<Boolean>()
     var hasExplicitParameterList: Boolean by kotlin.properties.Delegates.notNull<Boolean>()
     val typeParameters: MutableList<FirTypeParameter> = mutableListOf()
-    var typeRef: FirTypeRef = FirImplicitTypeRefImpl(null)
+    var typeRef: FirTypeRef = FirImplicitTypeRefImplWithoutSource
 
     override fun build(): FirAnonymousFunction {
         return FirAnonymousFunctionImpl(

compiler/fir/tree/gen/org/jetbrains/kotlin/fir/expressions/builder/FirAnnotationCallBuilder.kt

@@ -26,7 +26,7 @@ import org.jetbrains.kotlin.fir.expressions.impl.FirEmptyAnnotationArgumentMappi
 import org.jetbrains.kotlin.fir.references.FirReference
 import org.jetbrains.kotlin.fir.types.FirTypeProjection
 import org.jetbrains.kotlin.fir.types.FirTypeRef
-import org.jetbrains.kotlin.fir.types.impl.FirImplicitTypeRefImpl
+import org.jetbrains.kotlin.fir.types.impl.FirImplicitTypeRefImplWithoutSource
 import org.jetbrains.kotlin.fir.visitors.*
 
 /*
@@ -38,7 +38,7 @@ import org.jetbrains.kotlin.fir.visitors.*
 class FirAnnotationCallBuilder : FirCallBuilder, FirAnnotationContainerBuilder, FirExpressionBuilder {
     override var source: KtSourceElement? = null
     var useSiteTarget: AnnotationUseSiteTarget? = null
-    var annotationTypeRef: FirTypeRef = FirImplicitTypeRefImpl(null)
+    var annotationTypeRef: FirTypeRef = FirImplicitTypeRefImplWithoutSource
     val typeArguments: MutableList<FirTypeProjection> = mutableListOf()
     override var argumentList: FirArgumentList = FirEmptyArgumentList
     lateinit var calleeReference: FirReference

compiler/fir/tree/gen/org/jetbrains/kotlin/fir/expressions/builder/FirArrayOfCallBuilder.kt

@@ -19,7 +19,7 @@ import org.jetbrains.kotlin.fir.expressions.builder.FirCallBuilder
 import org.jetbrains.kotlin.fir.expressions.builder.FirExpressionBuilder
 import org.jetbrains.kotlin.fir.expressions.impl.FirArrayOfCallImpl
 import org.jetbrains.kotlin.fir.types.FirTypeRef
-import org.jetbrains.kotlin.fir.types.impl.FirImplicitTypeRefImpl
+import org.jetbrains.kotlin.fir.types.impl.FirImplicitTypeRefImplWithoutSource
 import org.jetbrains.kotlin.fir.visitors.*
 
 /*
@@ -30,7 +30,7 @@ import org.jetbrains.kotlin.fir.visitors.*
 @FirBuilderDsl
 class FirArrayOfCallBuilder : FirCallBuilder, FirAnnotationContainerBuilder, FirExpressionBuilder {
     override var source: KtSourceElement? = null
-    override var typeRef: FirTypeRef = FirImplicitTypeRefImpl(null)
+    override var typeRef: FirTypeRef = FirImplicitTypeRefImplWithoutSource
     override val annotations: MutableList<FirAnnotation> = mutableListOf()
     override lateinit var argumentList: FirArgumentList
 

compiler/fir/tree/gen/org/jetbrains/kotlin/fir/expressions/builder/FirBinaryLogicExpressionBuilder.kt

@@ -19,7 +19,7 @@ import org.jetbrains.kotlin.fir.expressions.LogicOperationKind
 import org.jetbrains.kotlin.fir.expressions.builder.FirExpressionBuilder
 import org.jetbrains.kotlin.fir.expressions.impl.FirBinaryLogicExpressionImpl
 import org.jetbrains.kotlin.fir.types.FirTypeRef
-import org.jetbrains.kotlin.fir.types.impl.FirImplicitTypeRefImpl
+import org.jetbrains.kotlin.fir.types.impl.FirImplicitTypeRefImplWithoutSource
 import org.jetbrains.kotlin.fir.visitors.*
 
 /*

compiler/fir/tree/gen/org/jetbrains/kotlin/fir/expressions/builder/FirBlockBuilder.kt

@@ -18,7 +18,7 @@ import org.jetbrains.kotlin.fir.expressions.FirStatement
 import org.jetbrains.kotlin.fir.expressions.builder.FirExpressionBuilder
 import org.jetbrains.kotlin.fir.expressions.impl.FirBlockImpl
 import org.jetbrains.kotlin.fir.types.FirTypeRef
-import org.jetbrains.kotlin.fir.types.impl.FirImplicitTypeRefImpl
+import org.jetbrains.kotlin.fir.types.impl.FirImplicitTypeRefImplWithoutSource
 import org.jetbrains.kotlin.fir.visitors.*
 
 /*

compiler/fir/tree/gen/org/jetbrains/kotlin/fir/expressions/builder/FirCallableReferenceAccessBuilder.kt

@@ -24,7 +24,7 @@ import org.jetbrains.kotlin.fir.references.FirNamedReference
 import org.jetbrains.kotlin.fir.references.FirReference
 import org.jetbrains.kotlin.fir.types.FirTypeProjection
 import org.jetbrains.kotlin.fir.types.FirTypeRef
-import org.jetbrains.kotlin.fir.types.impl.FirImplicitTypeRefImpl
+import org.jetbrains.kotlin.fir.types.impl.FirImplicitTypeRefImplWithoutSource
 import org.jetbrains.kotlin.fir.visitors.*
 
 /*
@@ -34,7 +34,7 @@ import org.jetbrains.kotlin.fir.visitors.*
 
 @FirBuilderDsl
 class FirCallableReferenceAccessBuilder : FirQualifiedAccessExpressionBuilder, FirAnnotationContainerBuilder, FirExpressionBuilder {
-    override var typeRef: FirTypeRef = FirImplicitTypeRefImpl(null)
+    override var typeRef: FirTypeRef = FirImplicitTypeRefImplWithoutSource
     override val annotations: MutableList<FirAnnotation> = mutableListOf()
     override val contextReceiverArguments: MutableList<FirExpression> = mutableListOf()
     override val typeArguments: MutableList<FirTypeProjection> = mutableListOf()

compiler/fir/tree/gen/org/jetbrains/kotlin/fir/expressions/builder/FirCheckNotNullCallBuilder.kt

@@ -20,7 +20,7 @@ import org.jetbrains.kotlin.fir.expressions.impl.FirCheckNotNullCallImpl
 import org.jetbrains.kotlin.fir.references.FirReference
 import org.jetbrains.kotlin.fir.references.impl.FirStubReference
 import org.jetbrains.kotlin.fir.types.FirTypeRef
-import org.jetbrains.kotlin.fir.types.impl.FirImplicitTypeRefImpl
+import org.jetbrains.kotlin.fir.types.impl.FirImplicitTypeRefImplWithoutSource
 import org.jetbrains.kotlin.fir.visitors.*
 
 /*
@@ -31,7 +31,7 @@ import org.jetbrains.kotlin.fir.visitors.*
 @FirBuilderDsl
 class FirCheckNotNullCallBuilder : FirAnnotationContainerBuilder, FirExpressionBuilder {
     override var source: KtSourceElement? = null
-    override var typeRef: FirTypeRef = FirImplicitTypeRefImpl(null)
+    override var typeRef: FirTypeRef = FirImplicitTypeRefImplWithoutSource
     override val annotations: MutableList<FirAnnotation> = mutableListOf()
     lateinit var argumentList: FirArgumentList
     var calleeReference: FirReference = FirStubReference

compiler/fir/tree/gen/org/jetbrains/kotlin/fir/expressions/builder/FirCheckedSafeCallSubjectBuilder.kt

@@ -19,7 +19,7 @@ import org.jetbrains.kotlin.fir.expressions.FirExpression
 import org.jetbrains.kotlin.fir.expressions.builder.FirExpressionBuilder
 import org.jetbrains.kotlin.fir.expressions.impl.FirCheckedSafeCallSubjectImpl
 import org.jetbrains.kotlin.fir.types.FirTypeRef
-import org.jetbrains.kotlin.fir.types.impl.FirImplicitTypeRefImpl
+import org.jetbrains.kotlin.fir.types.impl.FirImplicitTypeRefImplWithoutSource
 import org.jetbrains.kotlin.fir.visitors.*
 
 /*
@@ -30,7 +30,7 @@ import org.jetbrains.kotlin.fir.visitors.*
 @FirBuilderDsl
 class FirCheckedSafeCallSubjectBuilder : FirAnnotationContainerBuilder, FirExpressionBuilder {
     override var source: KtSourceElement? = null
-    override var typeRef: FirTypeRef = FirImplicitTypeRefImpl(null)
+    override var typeRef: FirTypeRef = FirImplicitTypeRefImplWithoutSource
     override val annotations: MutableList<FirAnnotation> = mutableListOf()
     lateinit var originalReceiverRef: FirExpressionRef<FirExpression>
 

compiler/fir/tree/gen/org/jetbrains/kotlin/fir/expressions/builder/FirClassReferenceExpressionBuilder.kt

@@ -17,7 +17,7 @@ import org.jetbrains.kotlin.fir.expressions.FirClassReferenceExpression
 import org.jetbrains.kotlin.fir.expressions.builder.FirExpressionBuilder
 import org.jetbrains.kotlin.fir.expressions.impl.FirClassReferenceExpressionImpl
 import org.jetbrains.kotlin.fir.types.FirTypeRef
-import org.jetbrains.kotlin.fir.types.impl.FirImplicitTypeRefImpl
+import org.jetbrains.kotlin.fir.types.impl.FirImplicitTypeRefImplWithoutSource
 import org.jetbrains.kotlin.fir.visitors.*
 
 /*
@@ -28,7 +28,7 @@ import org.jetbrains.kotlin.fir.visitors.*
 @FirBuilderDsl
 class FirClassReferenceExpressionBuilder : FirAnnotationContainerBuilder, FirExpressionBuilder {
     override var source: KtSourceElement? = null
-    override var typeRef: FirTypeRef = FirImplicitTypeRefImpl(null)
+    override var typeRef: FirTypeRef = FirImplicitTypeRefImplWithoutSource
     override val annotations: MutableList<FirAnnotation> = mutableListOf()
     lateinit var classTypeRef: FirTypeRef
 

compiler/fir/tree/gen/org/jetbrains/kotlin/fir/expressions/builder/FirComponentCallBuilder.kt

@@ -28,7 +28,7 @@ import org.jetbrains.kotlin.fir.references.FirReference
 import org.jetbrains.kotlin.fir.references.impl.FirSimpleNamedReference
 import org.jetbrains.kotlin.fir.types.FirTypeProjection
 import org.jetbrains.kotlin.fir.types.FirTypeRef
-import org.jetbrains.kotlin.fir.types.impl.FirImplicitTypeRefImpl
+import org.jetbrains.kotlin.fir.types.impl.FirImplicitTypeRefImplWithoutSource
 import org.jetbrains.kotlin.fir.visitors.*
 import org.jetbrains.kotlin.name.Name
 

compiler/fir/tree/gen/org/jetbrains/kotlin/fir/expressions/builder/FirDesugaredAssignmentValueReferenceExpressionBuilder.kt

@@ -19,7 +19,7 @@ import org.jetbrains.kotlin.fir.expressions.FirExpression
 import org.jetbrains.kotlin.fir.expressions.builder.FirExpressionBuilder
 import org.jetbrains.kotlin.fir.expressions.impl.FirDesugaredAssignmentValueReferenceExpressionImpl
 import org.jetbrains.kotlin.fir.types.FirTypeRef
-import org.jetbrains.kotlin.fir.types.impl.FirImplicitTypeRefImpl
+import org.jetbrains.kotlin.fir.types.impl.FirImplicitTypeRefImplWithoutSource
 import org.jetbrains.kotlin.fir.visitors.*
 
 /*

compiler/fir/tree/gen/org/jetbrains/kotlin/fir/expressions/builder/FirElvisExpressionBuilder.kt

@@ -20,7 +20,7 @@ import org.jetbrains.kotlin.fir.expressions.impl.FirElvisExpressionImpl
 import org.jetbrains.kotlin.fir.references.FirReference
 import org.jetbrains.kotlin.fir.references.impl.FirStubReference
 import org.jetbrains.kotlin.fir.types.FirTypeRef
-import org.jetbrains.kotlin.fir.types.impl.FirImplicitTypeRefImpl
+import org.jetbrains.kotlin.fir.types.impl.FirImplicitTypeRefImplWithoutSource
 import org.jetbrains.kotlin.fir.visitors.*
 
 /*

compiler/fir/tree/gen/org/jetbrains/kotlin/fir/expressions/builder/FirEmptyExpressionBlockBuilder.kt

@@ -19,7 +19,7 @@ import org.jetbrains.kotlin.fir.expressions.FirStatement
 import org.jetbrains.kotlin.fir.expressions.builder.FirExpressionBuilder
 import org.jetbrains.kotlin.fir.expressions.impl.FirEmptyExpressionBlock
 import org.jetbrains.kotlin.fir.types.FirTypeRef
-import org.jetbrains.kotlin.fir.types.impl.FirImplicitTypeRefImpl
+import org.jetbrains.kotlin.fir.types.impl.FirImplicitTypeRefImplWithoutSource
 import org.jetbrains.kotlin.fir.visitors.*
 
 /*

compiler/fir/tree/gen/org/jetbrains/kotlin/fir/expressions/builder/FirErrorAnnotationCallBuilder.kt

@@ -27,7 +27,7 @@ import org.jetbrains.kotlin.fir.expressions.impl.FirErrorAnnotationCallImpl
 import org.jetbrains.kotlin.fir.references.FirReference
 import org.jetbrains.kotlin.fir.types.FirTypeProjection
 import org.jetbrains.kotlin.fir.types.FirTypeRef
-import org.jetbrains.kotlin.fir.types.impl.FirImplicitTypeRefImpl
+import org.jetbrains.kotlin.fir.types.impl.FirImplicitTypeRefImplWithoutSource
 import org.jetbrains.kotlin.fir.visitors.*
 
 /*
@@ -39,7 +39,7 @@ import org.jetbrains.kotlin.fir.visitors.*
 class FirErrorAnnotationCallBuilder : FirCallBuilder, FirAnnotationContainerBuilder, FirExpressionBuilder {
     override var source: KtSourceElement? = null
     var useSiteTarget: AnnotationUseSiteTarget? = null
-    var annotationTypeRef: FirTypeRef = FirImplicitTypeRefImpl(null)
+    var annotationTypeRef: FirTypeRef = FirImplicitTypeRefImplWithoutSource
     val typeArguments: MutableList<FirTypeProjection> = mutableListOf()
     override var argumentList: FirArgumentList = FirEmptyArgumentList
     lateinit var calleeReference: FirReference

compiler/fir/tree/gen/org/jetbrains/kotlin/fir/expressions/builder/FirErrorResolvedQualifierBuilder.kt

@@ -21,7 +21,7 @@ import org.jetbrains.kotlin.fir.expressions.impl.FirErrorResolvedQualifierImpl
 import org.jetbrains.kotlin.fir.symbols.impl.FirClassLikeSymbol
 import org.jetbrains.kotlin.fir.types.FirTypeProjection
 import org.jetbrains.kotlin.fir.types.FirTypeRef
-import org.jetbrains.kotlin.fir.types.impl.FirImplicitTypeRefImpl
+import org.jetbrains.kotlin.fir.types.impl.FirImplicitTypeRefImplWithoutSource
 import org.jetbrains.kotlin.fir.visitors.*
 import org.jetbrains.kotlin.name.ClassId
 import org.jetbrains.kotlin.name.FqName

compiler/fir/tree/gen/org/jetbrains/kotlin/fir/expressions/builder/FirExpressionStubBuilder.kt

@@ -17,7 +17,7 @@ import org.jetbrains.kotlin.fir.expressions.FirAnnotation
 import org.jetbrains.kotlin.fir.expressions.FirExpression
 import org.jetbrains.kotlin.fir.expressions.impl.FirExpressionStub
 import org.jetbrains.kotlin.fir.types.FirTypeRef
-import org.jetbrains.kotlin.fir.types.impl.FirImplicitTypeRefImpl
+import org.jetbrains.kotlin.fir.types.impl.FirImplicitTypeRefImplWithoutSource
 import org.jetbrains.kotlin.fir.visitors.*
 
 /*
@@ -28,7 +28,7 @@ import org.jetbrains.kotlin.fir.visitors.*
 @FirBuilderDsl
 class FirExpressionStubBuilder : FirAnnotationContainerBuilder {
     override var source: KtSourceElement? = null
-    var typeRef: FirTypeRef = FirImplicitTypeRefImpl(null)
+    var typeRef: FirTypeRef = FirImplicitTypeRefImplWithoutSource
     override val annotations: MutableList<FirAnnotation> = mutableListOf()
 
     @OptIn(FirImplementationDetail::class)

compiler/fir/tree/gen/org/jetbrains/kotlin/fir/expressions/builder/FirFunctionCallBuilder.kt

@@ -27,7 +27,7 @@ import org.jetbrains.kotlin.fir.references.FirNamedReference
 import org.jetbrains.kotlin.fir.references.FirReference
 import org.jetbrains.kotlin.fir.types.FirTypeProjection
 import org.jetbrains.kotlin.fir.types.FirTypeRef
-import org.jetbrains.kotlin.fir.types.impl.FirImplicitTypeRefImpl
+import org.jetbrains.kotlin.fir.types.impl.FirImplicitTypeRefImplWithoutSource
 import org.jetbrains.kotlin.fir.visitors.*
 
 /*
@@ -37,7 +37,7 @@ import org.jetbrains.kotlin.fir.visitors.*
 
 @FirBuilderDsl
 open class FirFunctionCallBuilder : FirAbstractFunctionCallBuilder, FirAnnotationContainerBuilder, FirExpressionBuilder {
-    override var typeRef: FirTypeRef = FirImplicitTypeRefImpl(null)
+    override var typeRef: FirTypeRef = FirImplicitTypeRefImplWithoutSource
     override val annotations: MutableList<FirAnnotation> = mutableListOf()
     override val contextReceiverArguments: MutableList<FirExpression> = mutableListOf()
     override val typeArguments: MutableList<FirTypeProjection> = mutableListOf()

compiler/fir/tree/gen/org/jetbrains/kotlin/fir/expressions/builder/FirGetClassCallBuilder.kt

@@ -20,7 +20,7 @@ import org.jetbrains.kotlin.fir.expressions.builder.FirCallBuilder
 import org.jetbrains.kotlin.fir.expressions.builder.FirExpressionBuilder
 import org.jetbrains.kotlin.fir.expressions.impl.FirGetClassCallImpl
 import org.jetbrains.kotlin.fir.types.FirTypeRef
-import org.jetbrains.kotlin.fir.types.impl.FirImplicitTypeRefImpl
+import org.jetbrains.kotlin.fir.types.impl.FirImplicitTypeRefImplWithoutSource
 import org.jetbrains.kotlin.fir.visitors.*
 
 /*
@@ -31,7 +31,7 @@ import org.jetbrains.kotlin.fir.visitors.*
 @FirBuilderDsl
 class FirGetClassCallBuilder : FirCallBuilder, FirAnnotationContainerBuilder, FirExpressionBuilder {
     override var source: KtSourceElement? = null
-    override var typeRef: FirTypeRef = FirImplicitTypeRefImpl(null)
+    override var typeRef: FirTypeRef = FirImplicitTypeRefImplWithoutSource
     override val annotations: MutableList<FirAnnotation> = mutableListOf()
     override lateinit var argumentList: FirArgumentList
 

compiler/fir/tree/gen/org/jetbrains/kotlin/fir/expressions/builder/FirImplicitInvokeCallBuilder.kt

@@ -27,7 +27,7 @@ import org.jetbrains.kotlin.fir.references.FirNamedReference
 import org.jetbrains.kotlin.fir.references.FirReference
 import org.jetbrains.kotlin.fir.types.FirTypeProjection
 import org.jetbrains.kotlin.fir.types.FirTypeRef
-import org.jetbrains.kotlin.fir.types.impl.FirImplicitTypeRefImpl
+import org.jetbrains.kotlin.fir.types.impl.FirImplicitTypeRefImplWithoutSource
 import org.jetbrains.kotlin.fir.visitors.*
 
 /*

compiler/fir/tree/gen/org/jetbrains/kotlin/fir/expressions/builder/FirIncrementDecrementExpressionBuilder.kt

@@ -18,7 +18,7 @@ import org.jetbrains.kotlin.fir.expressions.FirIncrementDecrementExpression
 import org.jetbrains.kotlin.fir.expressions.builder.FirExpressionBuilder
 import org.jetbrains.kotlin.fir.expressions.impl.FirIncrementDecrementExpressionImpl
 import org.jetbrains.kotlin.fir.types.FirTypeRef
-import org.jetbrains.kotlin.fir.types.impl.FirImplicitTypeRefImpl
+import org.jetbrains.kotlin.fir.types.impl.FirImplicitTypeRefImplWithoutSource
 import org.jetbrains.kotlin.fir.visitors.*
 import org.jetbrains.kotlin.name.Name
 

compiler/fir/tree/gen/org/jetbrains/kotlin/fir/expressions/builder/FirPropertyAccessExpressionBuilder.kt

@@ -24,7 +24,7 @@ import org.jetbrains.kotlin.fir.expressions.impl.FirPropertyAccessExpressionImpl
 import org.jetbrains.kotlin.fir.references.FirReference
 import org.jetbrains.kotlin.fir.types.FirTypeProjection
 import org.jetbrains.kotlin.fir.types.FirTypeRef
-import org.jetbrains.kotlin.fir.types.impl.FirImplicitTypeRefImpl
+import org.jetbrains.kotlin.fir.types.impl.FirImplicitTypeRefImplWithoutSource
 import org.jetbrains.kotlin.fir.visitors.*
 
 /*
@@ -34,7 +34,7 @@ import org.jetbrains.kotlin.fir.visitors.*
 
 @FirBuilderDsl
 class FirPropertyAccessExpressionBuilder : FirQualifiedAccessExpressionBuilder, FirAnnotationContainerBuilder, FirExpressionBuilder {
-    override var typeRef: FirTypeRef = FirImplicitTypeRefImpl(null)
+    override var typeRef: FirTypeRef = FirImplicitTypeRefImplWithoutSource
     override val annotations: MutableList<FirAnnotation> = mutableListOf()
     lateinit var calleeReference: FirReference
     override val contextReceiverArguments: MutableList<FirExpression> = mutableListOf()

compiler/fir/tree/gen/org/jetbrains/kotlin/fir/expressions/builder/FirResolvedQualifierBuilder.kt

@@ -22,7 +22,7 @@ import org.jetbrains.kotlin.fir.expressions.impl.FirResolvedQualifierImpl
 import org.jetbrains.kotlin.fir.symbols.impl.FirClassLikeSymbol
 import org.jetbrains.kotlin.fir.types.FirTypeProjection
 import org.jetbrains.kotlin.fir.types.FirTypeRef
-import org.jetbrains.kotlin.fir.types.impl.FirImplicitTypeRefImpl
+import org.jetbrains.kotlin.fir.types.impl.FirImplicitTypeRefImplWithoutSource
 import org.jetbrains.kotlin.fir.visitors.*
 import org.jetbrains.kotlin.name.ClassId
 import org.jetbrains.kotlin.name.FqName
@@ -35,7 +35,7 @@ import org.jetbrains.kotlin.name.FqName
 @FirBuilderDsl
 class FirResolvedQualifierBuilder : FirAbstractResolvedQualifierBuilder, FirAnnotationContainerBuilder, FirExpressionBuilder {
     override var source: KtSourceElement? = null
-    override var typeRef: FirTypeRef = FirImplicitTypeRefImpl(null)
+    override var typeRef: FirTypeRef = FirImplicitTypeRefImplWithoutSource
     override val annotations: MutableList<FirAnnotation> = mutableListOf()
     override lateinit var packageFqName: FqName
     override var relativeClassFqName: FqName? = null

compiler/fir/tree/gen/org/jetbrains/kotlin/fir/expressions/builder/FirResolvedReifiedParameterReferenceBuilder.kt

@@ -18,7 +18,7 @@ import org.jetbrains.kotlin.fir.expressions.builder.FirExpressionBuilder
 import org.jetbrains.kotlin.fir.expressions.impl.FirResolvedReifiedParameterReferenceImpl
 import org.jetbrains.kotlin.fir.symbols.impl.FirTypeParameterSymbol
 import org.jetbrains.kotlin.fir.types.FirTypeRef
-import org.jetbrains.kotlin.fir.types.impl.FirImplicitTypeRefImpl
+import org.jetbrains.kotlin.fir.types.impl.FirImplicitTypeRefImplWithoutSource
 import org.jetbrains.kotlin.fir.visitors.*
 
 /*
@@ -29,7 +29,7 @@ import org.jetbrains.kotlin.fir.visitors.*
 @FirBuilderDsl
 class FirResolvedReifiedParameterReferenceBuilder : FirAnnotationContainerBuilder, FirExpressionBuilder {
     override var source: KtSourceElement? = null
-    override var typeRef: FirTypeRef = FirImplicitTypeRefImpl(null)
+    override var typeRef: FirTypeRef = FirImplicitTypeRefImplWithoutSource
     override val annotations: MutableList<FirAnnotation> = mutableListOf()
     lateinit var symbol: FirTypeParameterSymbol
 

compiler/fir/tree/gen/org/jetbrains/kotlin/fir/expressions/builder/FirSafeCallExpressionBuilder.kt

@@ -21,7 +21,7 @@ import org.jetbrains.kotlin.fir.expressions.FirStatement
 import org.jetbrains.kotlin.fir.expressions.builder.FirExpressionBuilder
 import org.jetbrains.kotlin.fir.expressions.impl.FirSafeCallExpressionImpl
 import org.jetbrains.kotlin.fir.types.FirTypeRef
-import org.jetbrains.kotlin.fir.types.impl.FirImplicitTypeRefImpl
+import org.jetbrains.kotlin.fir.types.impl.FirImplicitTypeRefImplWithoutSource
 import org.jetbrains.kotlin.fir.visitors.*
 
 /*
@@ -32,7 +32,7 @@ import org.jetbrains.kotlin.fir.visitors.*
 @FirBuilderDsl
 class FirSafeCallExpressionBuilder : FirAnnotationContainerBuilder, FirExpressionBuilder {
     override var source: KtSourceElement? = null
-    override var typeRef: FirTypeRef = FirImplicitTypeRefImpl(null)
+    override var typeRef: FirTypeRef = FirImplicitTypeRefImplWithoutSource
     override val annotations: MutableList<FirAnnotation> = mutableListOf()
     lateinit var receiver: FirExpression
     lateinit var checkedSubjectRef: FirExpressionRef<FirCheckedSafeCallSubject>

compiler/fir/tree/gen/org/jetbrains/kotlin/fir/expressions/builder/FirThisReceiverExpressionBuilder.kt

@@ -24,7 +24,7 @@ import org.jetbrains.kotlin.fir.references.FirReference
 import org.jetbrains.kotlin.fir.references.FirThisReference
 import org.jetbrains.kotlin.fir.types.FirTypeProjection
 import org.jetbrains.kotlin.fir.types.FirTypeRef
-import org.jetbrains.kotlin.fir.types.impl.FirImplicitTypeRefImpl
+import org.jetbrains.kotlin.fir.types.impl.FirImplicitTypeRefImplWithoutSource
 import org.jetbrains.kotlin.fir.visitors.*
 
 /*
@@ -34,7 +34,7 @@ import org.jetbrains.kotlin.fir.visitors.*
 
 @FirBuilderDsl
 class FirThisReceiverExpressionBuilder : FirQualifiedAccessExpressionBuilder, FirAnnotationContainerBuilder, FirExpressionBuilder {
-    override var typeRef: FirTypeRef = FirImplicitTypeRefImpl(null)
+    override var typeRef: FirTypeRef = FirImplicitTypeRefImplWithoutSource
     override val annotations: MutableList<FirAnnotation> = mutableListOf()
     override val contextReceiverArguments: MutableList<FirExpression> = mutableListOf()
     override val typeArguments: MutableList<FirTypeProjection> = mutableListOf()

compiler/fir/tree/gen/org/jetbrains/kotlin/fir/expressions/builder/FirTryExpressionBuilder.kt

@@ -21,7 +21,7 @@ import org.jetbrains.kotlin.fir.expressions.impl.FirTryExpressionImpl
 import org.jetbrains.kotlin.fir.references.FirReference
 import org.jetbrains.kotlin.fir.references.impl.FirStubReference
 import org.jetbrains.kotlin.fir.types.FirTypeRef
-import org.jetbrains.kotlin.fir.types.impl.FirImplicitTypeRefImpl
+import org.jetbrains.kotlin.fir.types.impl.FirImplicitTypeRefImplWithoutSource
 import org.jetbrains.kotlin.fir.visitors.*
 
 /*
@@ -32,7 +32,7 @@ import org.jetbrains.kotlin.fir.visitors.*
 @FirBuilderDsl
 class FirTryExpressionBuilder : FirAnnotationContainerBuilder, FirExpressionBuilder {
     override var source: KtSourceElement? = null
-    override var typeRef: FirTypeRef = FirImplicitTypeRefImpl(null)
+    override var typeRef: FirTypeRef = FirImplicitTypeRefImplWithoutSource
     override val annotations: MutableList<FirAnnotation> = mutableListOf()
     var calleeReference: FirReference = FirStubReference
     lateinit var tryBlock: FirBlock

compiler/fir/tree/gen/org/jetbrains/kotlin/fir/expressions/builder/FirTypeOperatorCallBuilder.kt

@@ -21,7 +21,7 @@ import org.jetbrains.kotlin.fir.expressions.builder.FirCallBuilder
 import org.jetbrains.kotlin.fir.expressions.builder.FirExpressionBuilder
 import org.jetbrains.kotlin.fir.expressions.impl.FirTypeOperatorCallImpl
 import org.jetbrains.kotlin.fir.types.FirTypeRef
-import org.jetbrains.kotlin.fir.types.impl.FirImplicitTypeRefImpl
+import org.jetbrains.kotlin.fir.types.impl.FirImplicitTypeRefImplWithoutSource
 import org.jetbrains.kotlin.fir.visitors.*
 
 /*

compiler/fir/tree/gen/org/jetbrains/kotlin/fir/expressions/builder/FirVarargArgumentsExpressionBuilder.kt

@@ -18,7 +18,7 @@ import org.jetbrains.kotlin.fir.expressions.FirVarargArgumentsExpression
 import org.jetbrains.kotlin.fir.expressions.builder.FirExpressionBuilder
 import org.jetbrains.kotlin.fir.expressions.impl.FirVarargArgumentsExpressionImpl
 import org.jetbrains.kotlin.fir.types.FirTypeRef
-import org.jetbrains.kotlin.fir.types.impl.FirImplicitTypeRefImpl
+import org.jetbrains.kotlin.fir.types.impl.FirImplicitTypeRefImplWithoutSource
 import org.jetbrains.kotlin.fir.visitors.*
 
 /*
@@ -29,7 +29,7 @@ import org.jetbrains.kotlin.fir.visitors.*
 @FirBuilderDsl
 class FirVarargArgumentsExpressionBuilder : FirAnnotationContainerBuilder, FirExpressionBuilder {
     override var source: KtSourceElement? = null
-    override var typeRef: FirTypeRef = FirImplicitTypeRefImpl(null)
+    override var typeRef: FirTypeRef = FirImplicitTypeRefImplWithoutSource
     override val annotations: MutableList<FirAnnotation> = mutableListOf()
     val arguments: MutableList<FirExpression> = mutableListOf()
     lateinit var varargElementType: FirTypeRef

compiler/fir/tree/gen/org/jetbrains/kotlin/fir/expressions/builder/FirWhenExpressionBuilder.kt

@@ -23,7 +23,7 @@ import org.jetbrains.kotlin.fir.expressions.impl.FirWhenExpressionImpl
 import org.jetbrains.kotlin.fir.references.FirReference
 import org.jetbrains.kotlin.fir.references.impl.FirStubReference
 import org.jetbrains.kotlin.fir.types.FirTypeRef
-import org.jetbrains.kotlin.fir.types.impl.FirImplicitTypeRefImpl
+import org.jetbrains.kotlin.fir.types.impl.FirImplicitTypeRefImplWithoutSource
 import org.jetbrains.kotlin.fir.visitors.*
 
 /*
@@ -34,7 +34,7 @@ import org.jetbrains.kotlin.fir.visitors.*
 @FirBuilderDsl
 class FirWhenExpressionBuilder : FirAnnotationContainerBuilder, FirExpressionBuilder {
     override var source: KtSourceElement? = null
-    override var typeRef: FirTypeRef = FirImplicitTypeRefImpl(null)
+    override var typeRef: FirTypeRef = FirImplicitTypeRefImplWithoutSource
     override val annotations: MutableList<FirAnnotation> = mutableListOf()
     var calleeReference: FirReference = FirStubReference
     var subject: FirExpression? = null

compiler/fir/tree/gen/org/jetbrains/kotlin/fir/expressions/impl/FirBinaryLogicExpressionImpl.kt

@@ -13,7 +13,7 @@ import org.jetbrains.kotlin.fir.expressions.FirBinaryLogicExpression
 import org.jetbrains.kotlin.fir.expressions.FirExpression
 import org.jetbrains.kotlin.fir.expressions.LogicOperationKind
 import org.jetbrains.kotlin.fir.types.FirTypeRef
-import org.jetbrains.kotlin.fir.types.impl.FirImplicitTypeRefImpl
+import org.jetbrains.kotlin.fir.types.impl.FirImplicitTypeRefImplWithoutSource
 import org.jetbrains.kotlin.fir.visitors.*
 import org.jetbrains.kotlin.fir.MutableOrEmptyList
 import org.jetbrains.kotlin.fir.builder.toMutableOrEmpty
@@ -30,7 +30,7 @@ internal class FirBinaryLogicExpressionImpl(
     override var rightOperand: FirExpression,
     override val kind: LogicOperationKind,
 ) : FirBinaryLogicExpression() {
-    override var typeRef: FirTypeRef = FirImplicitTypeRefImpl(null)
+    override var typeRef: FirTypeRef = FirImplicitTypeRefImplWithoutSource
 
     override fun <R, D> acceptChildren(visitor: FirVisitor<R, D>, data: D) {
         typeRef.accept(visitor, data)

compiler/fir/tree/gen/org/jetbrains/kotlin/fir/expressions/impl/FirBlockImpl.kt

@@ -12,7 +12,7 @@ import org.jetbrains.kotlin.fir.expressions.FirAnnotation
 import org.jetbrains.kotlin.fir.expressions.FirBlock
 import org.jetbrains.kotlin.fir.expressions.FirStatement
 import org.jetbrains.kotlin.fir.types.FirTypeRef
-import org.jetbrains.kotlin.fir.types.impl.FirImplicitTypeRefImpl
+import org.jetbrains.kotlin.fir.types.impl.FirImplicitTypeRefImplWithoutSource
 import org.jetbrains.kotlin.fir.visitors.*
 import org.jetbrains.kotlin.fir.MutableOrEmptyList
 import org.jetbrains.kotlin.fir.builder.toMutableOrEmpty
@@ -27,7 +27,7 @@ internal class FirBlockImpl(
     override var annotations: MutableOrEmptyList<FirAnnotation>,
     override val statements: MutableList<FirStatement>,
 ) : FirBlock() {
-    override var typeRef: FirTypeRef = FirImplicitTypeRefImpl(null)
+    override var typeRef: FirTypeRef = FirImplicitTypeRefImplWithoutSource
 
     override fun <R, D> acceptChildren(visitor: FirVisitor<R, D>, data: D) {
         annotations.forEach { it.accept(visitor, data) }

compiler/fir/tree/gen/org/jetbrains/kotlin/fir/expressions/impl/FirComponentCallImpl.kt

@@ -19,7 +19,7 @@ import org.jetbrains.kotlin.fir.references.FirReference
 import org.jetbrains.kotlin.fir.references.impl.FirSimpleNamedReference
 import org.jetbrains.kotlin.fir.types.FirTypeProjection
 import org.jetbrains.kotlin.fir.types.FirTypeRef
-import org.jetbrains.kotlin.fir.types.impl.FirImplicitTypeRefImpl
+import org.jetbrains.kotlin.fir.types.impl.FirImplicitTypeRefImplWithoutSource
 import org.jetbrains.kotlin.name.Name
 import org.jetbrains.kotlin.fir.visitors.*
 import org.jetbrains.kotlin.fir.MutableOrEmptyList
@@ -42,7 +42,7 @@ internal class FirComponentCallImpl(
     override var explicitReceiver: FirExpression,
     override val componentIndex: Int,
 ) : FirComponentCall() {
-    override var typeRef: FirTypeRef = FirImplicitTypeRefImpl(null)
+    override var typeRef: FirTypeRef = FirImplicitTypeRefImplWithoutSource
     override var calleeReference: FirNamedReference = FirSimpleNamedReference(source, Name.identifier("component$componentIndex"))
     override val origin: FirFunctionCallOrigin = FirFunctionCallOrigin.Operator
 

compiler/fir/tree/gen/org/jetbrains/kotlin/fir/expressions/impl/FirConstExpressionImpl.kt

@@ -11,7 +11,7 @@ import org.jetbrains.kotlin.KtSourceElement
 import org.jetbrains.kotlin.fir.expressions.FirAnnotation
 import org.jetbrains.kotlin.fir.expressions.FirConstExpression
 import org.jetbrains.kotlin.fir.types.FirTypeRef
-import org.jetbrains.kotlin.fir.types.impl.FirImplicitTypeRefImpl
+import org.jetbrains.kotlin.fir.types.impl.FirImplicitTypeRefImplWithoutSource
 import org.jetbrains.kotlin.types.ConstantValueKind
 import org.jetbrains.kotlin.fir.visitors.*
 import org.jetbrains.kotlin.fir.MutableOrEmptyList
@@ -28,7 +28,7 @@ internal class FirConstExpressionImpl<T> (
     override var kind: ConstantValueKind<T>,
     override val value: T,
 ) : FirConstExpression<T>() {
-    override var typeRef: FirTypeRef = FirImplicitTypeRefImpl(null)
+    override var typeRef: FirTypeRef = FirImplicitTypeRefImplWithoutSource
 
     override fun <R, D> acceptChildren(visitor: FirVisitor<R, D>, data: D) {
         typeRef.accept(visitor, data)

compiler/fir/tree/gen/org/jetbrains/kotlin/fir/expressions/impl/FirDesugaredAssignmentValueReferenceExpressionImpl.kt

@@ -13,7 +13,7 @@ import org.jetbrains.kotlin.fir.expressions.FirAnnotation
 import org.jetbrains.kotlin.fir.expressions.FirDesugaredAssignmentValueReferenceExpression
 import org.jetbrains.kotlin.fir.expressions.FirExpression
 import org.jetbrains.kotlin.fir.types.FirTypeRef
-import org.jetbrains.kotlin.fir.types.impl.FirImplicitTypeRefImpl
+import org.jetbrains.kotlin.fir.types.impl.FirImplicitTypeRefImplWithoutSource
 import org.jetbrains.kotlin.fir.visitors.*
 import org.jetbrains.kotlin.fir.MutableOrEmptyList
 import org.jetbrains.kotlin.fir.builder.toMutableOrEmpty
@@ -28,7 +28,7 @@ internal class FirDesugaredAssignmentValueReferenceExpressionImpl(
     override var annotations: MutableOrEmptyList<FirAnnotation>,
     override val expressionRef: FirExpressionRef<FirExpression>,
 ) : FirDesugaredAssignmentValueReferenceExpression() {
-    override var typeRef: FirTypeRef = FirImplicitTypeRefImpl(null)
+    override var typeRef: FirTypeRef = FirImplicitTypeRefImplWithoutSource
 
     override fun <R, D> acceptChildren(visitor: FirVisitor<R, D>, data: D) {
         typeRef.accept(visitor, data)

compiler/fir/tree/gen/org/jetbrains/kotlin/fir/expressions/impl/FirElvisExpressionImpl.kt

@@ -13,7 +13,7 @@ import org.jetbrains.kotlin.fir.expressions.FirElvisExpression
 import org.jetbrains.kotlin.fir.expressions.FirExpression
 import org.jetbrains.kotlin.fir.references.FirReference
 import org.jetbrains.kotlin.fir.types.FirTypeRef
-import org.jetbrains.kotlin.fir.types.impl.FirImplicitTypeRefImpl
+import org.jetbrains.kotlin.fir.types.impl.FirImplicitTypeRefImplWithoutSource
 import org.jetbrains.kotlin.fir.visitors.*
 import org.jetbrains.kotlin.fir.MutableOrEmptyList
 import org.jetbrains.kotlin.fir.builder.toMutableOrEmpty
@@ -30,7 +30,7 @@ internal class FirElvisExpressionImpl(
     override var lhs: FirExpression,
     override var rhs: FirExpression,
 ) : FirElvisExpression() {
-    override var typeRef: FirTypeRef = FirImplicitTypeRefImpl(null)
+    override var typeRef: FirTypeRef = FirImplicitTypeRefImplWithoutSource
 
     override fun <R, D> acceptChildren(visitor: FirVisitor<R, D>, data: D) {
         typeRef.accept(visitor, data)

compiler/fir/tree/gen/org/jetbrains/kotlin/fir/expressions/impl/FirEmptyExpressionBlock.kt

@@ -13,7 +13,7 @@ import org.jetbrains.kotlin.fir.expressions.FirAnnotation
 import org.jetbrains.kotlin.fir.expressions.FirBlock
 import org.jetbrains.kotlin.fir.expressions.FirStatement
 import org.jetbrains.kotlin.fir.types.FirTypeRef
-import org.jetbrains.kotlin.fir.types.impl.FirImplicitTypeRefImpl
+import org.jetbrains.kotlin.fir.types.impl.FirImplicitTypeRefImplWithoutSource
 import org.jetbrains.kotlin.fir.visitors.*
 import org.jetbrains.kotlin.fir.MutableOrEmptyList
 import org.jetbrains.kotlin.fir.builder.toMutableOrEmpty
@@ -27,7 +27,7 @@ class FirEmptyExpressionBlock : FirBlock() {
     override val source: KtSourceElement? get() = null
     override val annotations: List<FirAnnotation> get() = emptyList()
     override val statements: List<FirStatement> get() = emptyList()
-    override var typeRef: FirTypeRef = FirImplicitTypeRefImpl(null)
+    override var typeRef: FirTypeRef = FirImplicitTypeRefImplWithoutSource
 
     override fun <R, D> acceptChildren(visitor: FirVisitor<R, D>, data: D) {
         typeRef.accept(visitor, data)

compiler/fir/tree/gen/org/jetbrains/kotlin/fir/expressions/impl/FirErrorResolvedQualifierImpl.kt

@@ -14,7 +14,7 @@ import org.jetbrains.kotlin.fir.expressions.FirErrorResolvedQualifier
 import org.jetbrains.kotlin.fir.symbols.impl.FirClassLikeSymbol
 import org.jetbrains.kotlin.fir.types.FirTypeProjection
 import org.jetbrains.kotlin.fir.types.FirTypeRef
-import org.jetbrains.kotlin.fir.types.impl.FirImplicitTypeRefImpl
+import org.jetbrains.kotlin.fir.types.impl.FirImplicitTypeRefImplWithoutSource
 import org.jetbrains.kotlin.name.ClassId
 import org.jetbrains.kotlin.name.FqName
 import org.jetbrains.kotlin.fir.visitors.*
@@ -38,7 +38,7 @@ internal class FirErrorResolvedQualifierImpl(
     override var typeArguments: MutableOrEmptyList<FirTypeProjection>,
     override val diagnostic: ConeDiagnostic,
 ) : FirErrorResolvedQualifier() {
-    override var typeRef: FirTypeRef = FirImplicitTypeRefImpl(null)
+    override var typeRef: FirTypeRef = FirImplicitTypeRefImplWithoutSource
     override val classId: ClassId? get() = relativeClassFqName?.let {
     ClassId(packageFqName, it, false)
 }

compiler/fir/tree/gen/org/jetbrains/kotlin/fir/expressions/impl/FirImplicitInvokeCallImpl.kt

@@ -17,7 +17,7 @@ import org.jetbrains.kotlin.fir.references.FirNamedReference
 import org.jetbrains.kotlin.fir.references.FirReference
 import org.jetbrains.kotlin.fir.types.FirTypeProjection
 import org.jetbrains.kotlin.fir.types.FirTypeRef
-import org.jetbrains.kotlin.fir.types.impl.FirImplicitTypeRefImpl
+import org.jetbrains.kotlin.fir.types.impl.FirImplicitTypeRefImplWithoutSource
 import org.jetbrains.kotlin.fir.visitors.*
 import org.jetbrains.kotlin.fir.MutableOrEmptyList
 import org.jetbrains.kotlin.fir.builder.toMutableOrEmpty
@@ -39,7 +39,7 @@ internal class FirImplicitInvokeCallImpl(
     override var argumentList: FirArgumentList,
     override var calleeReference: FirNamedReference,
 ) : FirImplicitInvokeCall() {
-    override var typeRef: FirTypeRef = FirImplicitTypeRefImpl(null)
+    override var typeRef: FirTypeRef = FirImplicitTypeRefImplWithoutSource
     override val origin: FirFunctionCallOrigin = FirFunctionCallOrigin.Operator
 
     override fun <R, D> acceptChildren(visitor: FirVisitor<R, D>, data: D) {

compiler/fir/tree/gen/org/jetbrains/kotlin/fir/expressions/impl/FirIncrementDecrementExpressionImpl.kt

@@ -12,7 +12,7 @@ import org.jetbrains.kotlin.fir.expressions.FirAnnotation
 import org.jetbrains.kotlin.fir.expressions.FirExpression
 import org.jetbrains.kotlin.fir.expressions.FirIncrementDecrementExpression
 import org.jetbrains.kotlin.fir.types.FirTypeRef
-import org.jetbrains.kotlin.fir.types.impl.FirImplicitTypeRefImpl
+import org.jetbrains.kotlin.fir.types.impl.FirImplicitTypeRefImplWithoutSource
 import org.jetbrains.kotlin.name.Name
 import org.jetbrains.kotlin.fir.visitors.*
 import org.jetbrains.kotlin.fir.MutableOrEmptyList
@@ -31,7 +31,7 @@ internal class FirIncrementDecrementExpressionImpl(
     override var expression: FirExpression,
     override val operationSource: KtSourceElement?,
 ) : FirIncrementDecrementExpression() {
-    override var typeRef: FirTypeRef = FirImplicitTypeRefImpl(null)
+    override var typeRef: FirTypeRef = FirImplicitTypeRefImplWithoutSource
 
     override fun <R, D> acceptChildren(visitor: FirVisitor<R, D>, data: D) {
         typeRef.accept(visitor, data)

compiler/fir/tree/gen/org/jetbrains/kotlin/fir/expressions/impl/FirTypeOperatorCallImpl.kt

@@ -13,7 +13,7 @@ import org.jetbrains.kotlin.fir.expressions.FirArgumentList
 import org.jetbrains.kotlin.fir.expressions.FirOperation
 import org.jetbrains.kotlin.fir.expressions.FirTypeOperatorCall
 import org.jetbrains.kotlin.fir.types.FirTypeRef
-import org.jetbrains.kotlin.fir.types.impl.FirImplicitTypeRefImpl
+import org.jetbrains.kotlin.fir.types.impl.FirImplicitTypeRefImplWithoutSource
 import org.jetbrains.kotlin.fir.visitors.*
 import org.jetbrains.kotlin.fir.MutableOrEmptyList
 import org.jetbrains.kotlin.fir.builder.toMutableOrEmpty
@@ -30,7 +30,7 @@ internal class FirTypeOperatorCallImpl(
     override val operation: FirOperation,
     override var conversionTypeRef: FirTypeRef,
 ) : FirTypeOperatorCall() {
-    override var typeRef: FirTypeRef = FirImplicitTypeRefImpl(null)
+    override var typeRef: FirTypeRef = FirImplicitTypeRefImplWithoutSource
 
     override fun <R, D> acceptChildren(visitor: FirVisitor<R, D>, data: D) {
         typeRef.accept(visitor, data)

compiler/fir/tree/src/org/jetbrains/kotlin/fir/expressions/builder/FirAnonymousObjectExpressionBuilder.kt

@@ -12,8 +12,8 @@ import org.jetbrains.kotlin.fir.declarations.FirAnonymousObject
 import org.jetbrains.kotlin.fir.expressions.FirAnnotation
 import org.jetbrains.kotlin.fir.expressions.FirAnonymousObjectExpression
 import org.jetbrains.kotlin.fir.expressions.impl.FirAnonymousObjectExpressionImpl
+import org.jetbrains.kotlin.fir.types.impl.FirImplicitTypeRefImplWithoutSource
 import org.jetbrains.kotlin.fir.types.FirTypeRef
-import org.jetbrains.kotlin.fir.types.impl.FirImplicitTypeRefImpl
 import org.jetbrains.kotlin.utils.addToStdlib.shouldNotBeCalled
 import kotlin.contracts.ExperimentalContracts
 import kotlin.contracts.contract
@@ -21,7 +21,7 @@ import kotlin.contracts.contract
 @FirBuilderDsl
 class FirAnonymousObjectExpressionBuilder : FirAnnotationContainerBuilder, FirExpressionBuilder {
     override var source: KtSourceElement? = null
-    override var typeRef: FirTypeRef = FirImplicitTypeRefImpl(null)
+    override var typeRef: FirTypeRef = FirImplicitTypeRefImplWithoutSource
     lateinit var anonymousObject: FirAnonymousObject
 
     override val annotations: MutableList<FirAnnotation>

compiler/fir/tree/src/org/jetbrains/kotlin/fir/expressions/impl/FirContractCallBlock.kt

@@ -14,8 +14,8 @@ import org.jetbrains.kotlin.fir.expressions.FirAnnotation
 import org.jetbrains.kotlin.fir.expressions.FirBlock
 import org.jetbrains.kotlin.fir.expressions.FirFunctionCall
 import org.jetbrains.kotlin.fir.expressions.FirStatement
+import org.jetbrains.kotlin.fir.types.impl.FirImplicitTypeRefImplWithoutSource
 import org.jetbrains.kotlin.fir.types.FirTypeRef
-import org.jetbrains.kotlin.fir.types.impl.FirImplicitTypeRefImpl
 import org.jetbrains.kotlin.fir.visitors.FirTransformer
 import org.jetbrains.kotlin.fir.visitors.FirVisitor
 import org.jetbrains.kotlin.fir.visitors.transformInplace
@@ -29,7 +29,7 @@ class FirContractCallBlock(var call: FirFunctionCall) : FirBlock() {
         get() = listOf(call)
 
     override var annotations: MutableOrEmptyList<FirAnnotation> = MutableOrEmptyList.empty()
-    override var typeRef: FirTypeRef = FirImplicitTypeRefImpl(null)
+    override var typeRef: FirTypeRef = FirImplicitTypeRefImplWithoutSource
 
     override fun <R, D> acceptChildren(visitor: FirVisitor<R, D>, data: D) {
         call.accept(visitor, data)
@@ -64,4 +64,4 @@ class FirContractCallBlock(var call: FirFunctionCall) : FirBlock() {
         annotations.transformInplace(transformer, data)
         return this
     }
-}
+}

compiler/fir/tree/src/org/jetbrains/kotlin/fir/expressions/impl/FirNoReceiverExpression.kt

@@ -8,14 +8,14 @@ package org.jetbrains.kotlin.fir.expressions.impl
 import org.jetbrains.kotlin.KtSourceElement
 import org.jetbrains.kotlin.fir.expressions.FirAnnotation
 import org.jetbrains.kotlin.fir.expressions.FirExpression
+import org.jetbrains.kotlin.fir.types.impl.FirImplicitTypeRefImplWithoutSource
 import org.jetbrains.kotlin.fir.types.FirTypeRef
-import org.jetbrains.kotlin.fir.types.impl.FirImplicitTypeRefImpl
 import org.jetbrains.kotlin.fir.visitors.FirTransformer
 import org.jetbrains.kotlin.fir.visitors.FirVisitor
 
 object FirNoReceiverExpression : FirExpression() {
     override val source: KtSourceElement? = null
-    override val typeRef: FirTypeRef = FirImplicitTypeRefImpl(null)
+    override val typeRef: FirTypeRef = FirImplicitTypeRefImplWithoutSource
     override val annotations: List<FirAnnotation> get() = emptyList()
 
     override fun <R, D> acceptChildren(visitor: FirVisitor<R, D>, data: D) {}

compiler/fir/tree/src/org/jetbrains/kotlin/fir/expressions/impl/FirSingleExpressionBlock.kt

@@ -13,8 +13,8 @@ import org.jetbrains.kotlin.fir.builder.toMutableOrEmpty
 import org.jetbrains.kotlin.fir.expressions.FirAnnotation
 import org.jetbrains.kotlin.fir.expressions.FirBlock
 import org.jetbrains.kotlin.fir.expressions.FirStatement
+import org.jetbrains.kotlin.fir.types.impl.FirImplicitTypeRefImplWithoutSource
 import org.jetbrains.kotlin.fir.types.FirTypeRef
-import org.jetbrains.kotlin.fir.types.impl.FirImplicitTypeRefImpl
 import org.jetbrains.kotlin.fir.visitors.FirTransformer
 import org.jetbrains.kotlin.fir.visitors.FirVisitor
 import org.jetbrains.kotlin.fir.visitors.transformInplace
@@ -27,7 +27,7 @@ class FirSingleExpressionBlock(
         get() = statement.source?.fakeElement(KtFakeSourceElementKind.SingleExpressionBlock)
     override var annotations: MutableOrEmptyList<FirAnnotation> = MutableOrEmptyList.empty()
     override val statements: List<FirStatement> get() = listOf(statement)
-    override var typeRef: FirTypeRef = FirImplicitTypeRefImpl(null)
+    override var typeRef: FirTypeRef = FirImplicitTypeRefImplWithoutSource
 
     override fun <R, D> acceptChildren(visitor: FirVisitor<R, D>, data: D) {
         annotations.forEach { it.accept(visitor, data) }

compiler/fir/tree/src/org/jetbrains/kotlin/fir/types/FirTypeUtils.kt

@@ -5,7 +5,10 @@
 
 package org.jetbrains.kotlin.fir.types
 
-import org.jetbrains.kotlin.fir.expressions.*
+import org.jetbrains.kotlin.fir.expressions.FirAnnotation
+import org.jetbrains.kotlin.fir.expressions.FirConstExpression
+import org.jetbrains.kotlin.fir.expressions.FirExpression
+import org.jetbrains.kotlin.fir.expressions.FirSmartCastExpression
 import org.jetbrains.kotlin.fir.render
 import org.jetbrains.kotlin.fir.types.impl.FirImplicitBuiltinTypeRef
 import org.jetbrains.kotlin.name.ClassId

compiler/fir/tree/src/org/jetbrains/kotlin/fir/types/impl/FirImplicitTypeRefImplWithoutSource.kt

@@ -0,0 +1,32 @@
+/*
+ * Copyright 2010-2023 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.types.impl
+
+import org.jetbrains.kotlin.KtSourceElement
+import org.jetbrains.kotlin.fir.FirElement
+import org.jetbrains.kotlin.fir.expressions.FirAnnotation
+import org.jetbrains.kotlin.fir.types.FirImplicitTypeRef
+import org.jetbrains.kotlin.fir.visitors.FirTransformer
+import org.jetbrains.kotlin.fir.visitors.FirVisitor
+
+object FirImplicitTypeRefImplWithoutSource : FirImplicitTypeRef() {
+    override val source: KtSourceElement? get() = null
+    override val annotations: List<FirAnnotation> get() = emptyList()
+
+    override fun replaceAnnotations(newAnnotations: List<FirAnnotation>) {
+    }
+
+    override fun <D> transformAnnotations(transformer: FirTransformer<D>, data: D): FirImplicitTypeRef {
+        return this
+    }
+
+    override fun <R, D> acceptChildren(visitor: FirVisitor<R, D>, data: D) {
+    }
+
+    override fun <D> transformChildren(transformer: FirTransformer<D>, data: D): FirElement {
+        return this
+    }
+}

compiler/fir/tree/tree-generator/src/org/jetbrains/kotlin/fir/tree/generator/BuilderConfigurator.kt

@@ -122,9 +122,9 @@ object BuilderConfigurator : AbstractBuilderConfigurator<FirTreeBuilder>(FirTree
                 value = "FirEmptyArgumentList"
             }
             default("argumentMapping", "FirEmptyAnnotationArgumentMapping")
-            default("annotationTypeRef", "FirImplicitTypeRefImpl(null)")
+            default("annotationTypeRef", "FirImplicitTypeRefImplWithoutSource")
             default("annotationResolvePhase", "FirAnnotationResolvePhase.Unresolved")
-            useTypes(emptyArgumentListType, emptyAnnotationArgumentMappingType, implicitTypeRefType)
+            useTypes(emptyArgumentListType, emptyAnnotationArgumentMappingType, firImplicitTypeWithoutSourceType)
             withCopy()
         }
 
@@ -132,8 +132,8 @@ object BuilderConfigurator : AbstractBuilderConfigurator<FirTreeBuilder>(FirTree
             parents += callBuilder
             default("argumentList", "FirEmptyArgumentList")
             default("argumentMapping", "FirEmptyAnnotationArgumentMapping")
-            default("annotationTypeRef", "FirImplicitTypeRefImpl(null)")
+            default("annotationTypeRef", "FirImplicitTypeRefImplWithoutSource")
-            useTypes(emptyArgumentListType, emptyAnnotationArgumentMappingType, implicitTypeRefType)
+            useTypes(emptyArgumentListType, emptyAnnotationArgumentMappingType, firImplicitTypeWithoutSourceType)
         }
 
         builder(arrayOfCall) {
@@ -409,8 +409,8 @@ object BuilderConfigurator : AbstractBuilderConfigurator<FirTreeBuilder>(FirTree
                 else -> throw IllegalArgumentException()
             }
             builder(element, name) {
-                default("typeRef", "FirImplicitTypeRefImpl(null)")
+                default("typeRef", "FirImplicitTypeRefImplWithoutSource")
-                useTypes(implicitTypeRefType)
+                useTypes(firImplicitTypeWithoutSourceType)
             }
         }
 

compiler/fir/tree/tree-generator/src/org/jetbrains/kotlin/fir/tree/generator/ImplementationConfigurator.kt

@@ -622,8 +622,8 @@ object ImplementationConfigurator : AbstractFirTreeImplementationConfigurator()
             implementationPredicate = { it.type !in implementationWithConfigurableTypeRef },
             fieldPredicate = { it.defaultValueInImplementation == null }
         ) {
-            default(it, "FirImplicitTypeRefImpl(null)")
+            default(it, "FirImplicitTypeRefImplWithoutSource")
-            useTypes(implicitTypeRefType)
+            useTypes(firImplicitTypeWithoutSourceType)
         }
 
         configureFieldInAllImplementations(
@@ -631,8 +631,8 @@ object ImplementationConfigurator : AbstractFirTreeImplementationConfigurator()
             implementationPredicate = { it.type in "FirVariableAssignmentImpl" },
             fieldPredicate = { it.defaultValueInImplementation == null }
         ) {
-            default(it, "FirImplicitTypeRefImpl(null)")
+            default(it, "FirImplicitTypeRefImplWithoutSource")
-            useTypes(implicitTypeRefType)
+            useTypes(firImplicitTypeWithoutSourceType)
         }
     }
 

compiler/fir/tree/tree-generator/src/org/jetbrains/kotlin/fir/tree/generator/Types.kt

@@ -53,7 +53,7 @@ val safeCallCheckedSubjectReferenceType = generatedType("", "FirExpressionRef<Fi
 
 val firModuleDataType = type("fir", "FirModuleData")
 val noReceiverExpressionType = generatedType("expressions.impl", "FirNoReceiverExpression", firType = true)
-val implicitTypeRefType = generatedType("types.impl", "FirImplicitTypeRefImpl", firType = true)
+val firImplicitTypeWithoutSourceType = generatedType("types.impl", "FirImplicitTypeRefImplWithoutSource")
 val firQualifierPartType = type("fir.types", "FirQualifierPart")
 val simpleNamedReferenceType = generatedType("references.impl", "FirSimpleNamedReference")
 val explicitThisReferenceType = generatedType("references.impl", "FirExplicitThisReference", firType = true)