[FIR2IR] Set @Metadata when declaring IR symbols

compiler/fir/fir2ir/src/org/jetbrains/kotlin/fir/backend/Fir2IrClassifierStorage.kt

@@ -208,6 +208,7 @@ class Fir2IrClassifierStorage(
                     isExpect = regularClass.isExpect,
                     isFun = false // TODO FirRegularClass.isFun
                 ).apply {
+                    metadata = MetadataSource.Class(descriptor)
                     descriptor.bind(this)
                 }
             }
@@ -242,6 +243,7 @@ class Fir2IrClassifierStorage(
                     isCompanion = false, isInner = false, isData = false,
                     isExternal = false, isInline = false, isExpect = false, isFun = false
                 ).apply {
+                    metadata = MetadataSource.Class(descriptor)
                     descriptor.bind(this)
                     setThisReceiver()
                     if (irParent != null) {

compiler/fir/fir2ir/src/org/jetbrains/kotlin/fir/backend/Fir2IrDeclarationStorage.kt

@@ -430,7 +430,9 @@ class Fir2IrDeclarationStorage(
                     isExpect = simpleFunction?.isExpect == true,
                     isFakeOverride = updatedOrigin == IrDeclarationOrigin.FAKE_OVERRIDE,
                     isOperator = simpleFunction?.isOperator == true
-                )
+                ).apply {
+                    metadata = MetadataSource.Function(descriptor)
+                }
             }
             result
         }.bindAndDeclareParameters(function, descriptor, irParent, isStatic = simpleFunction?.isStatic == true)
@@ -486,6 +488,7 @@ class Fir2IrDeclarationStorage(
                     constructor.returnTypeRef.toIrType(),
                     isInline = false, isExternal = false, isPrimary = isPrimary, isExpect = false
                 ).apply {
+                    metadata = MetadataSource.Function(descriptor)
                     enterScope(descriptor)
                 }.bindAndDeclareParameters(constructor, descriptor, irParent, isStatic = false).apply {
                     leaveScope(descriptor)
@@ -532,6 +535,7 @@ class Fir2IrDeclarationStorage(
                 isFakeOverride = origin == IrDeclarationOrigin.FAKE_OVERRIDE,
                 isOperator = false
             ).apply {
+                metadata = MetadataSource.Function(descriptor)
                 with(classifierStorage) {
                     setTypeParameters(
                         property, ConversionTypeContext(
@@ -585,6 +589,7 @@ class Fir2IrDeclarationStorage(
                     isExpect = property.isExpect,
                     isFakeOverride = origin == IrDeclarationOrigin.FAKE_OVERRIDE
                 ).apply {
+                    metadata = MetadataSource.Property(descriptor)
                     descriptor.bind(this)
                     if (irParent != null) {
                         parent = irParent
@@ -638,6 +643,7 @@ class Fir2IrDeclarationStorage(
                     isStatic = field.isStatic,
                     isFakeOverride = false
                 ).apply {
+                    metadata = MetadataSource.Property(descriptor)
                     descriptor.bind(this)
                     fieldCache[field] = this
                 }

compiler/ir/ir.tree/src/org/jetbrains/kotlin/ir/descriptors/WrappedDescriptors.kt

@@ -443,7 +443,110 @@ open class WrappedSimpleFunctionDescriptor(
     override fun <V : Any?> getUserData(key: CallableDescriptor.UserDataKey<V>?): V? = null
 
     override fun newCopyBuilder(): FunctionDescriptor.CopyBuilder<out SimpleFunctionDescriptor> {
-        TODO("not implemented")
+        // Use the original descriptor's copy builder if available.
+        // make sure that the original descriptor is not `this`. Otherwise, newCopyBuilder ends up with stack overflow.
+        if (originalDescriptor != this && originalDescriptor is SimpleFunctionDescriptor) {
+            return (originalDescriptor as SimpleFunctionDescriptor).newCopyBuilder();
+        }
+        // Otherwise, return a fake copy builder that will eventually return the same wrapped descriptor.
+        // TODO: it is unclear whether IR lowering really needs a deep copy (and a fake copy is okay by chance).
+        return object : FunctionDescriptor.CopyBuilder<SimpleFunctionDescriptor> {
+            override fun setOwner(owner: DeclarationDescriptor): FunctionDescriptor.CopyBuilder<SimpleFunctionDescriptor> {
+                return this
+            }
+
+            override fun setModality(modality: Modality): FunctionDescriptor.CopyBuilder<SimpleFunctionDescriptor> {
+                return this
+            }
+
+            override fun setVisibility(visibility: Visibility): FunctionDescriptor.CopyBuilder<SimpleFunctionDescriptor> {
+                return this
+            }
+
+            override fun setKind(kind: CallableMemberDescriptor.Kind): FunctionDescriptor.CopyBuilder<SimpleFunctionDescriptor> {
+                return this
+            }
+
+            override fun setCopyOverrides(copyOverrides: Boolean): FunctionDescriptor.CopyBuilder<SimpleFunctionDescriptor> {
+                return this
+            }
+
+            override fun setName(name: Name): FunctionDescriptor.CopyBuilder<SimpleFunctionDescriptor> {
+                return this
+            }
+
+            override fun setValueParameters(parameters: MutableList<ValueParameterDescriptor>):
+                    FunctionDescriptor.CopyBuilder<SimpleFunctionDescriptor> {
+                return this
+            }
+
+            override fun setTypeParameters(
+                parameters: MutableList<TypeParameterDescriptor>
+            ): FunctionDescriptor.CopyBuilder<SimpleFunctionDescriptor> {
+                return this
+            }
+
+            override fun setReturnType(type: KotlinType): FunctionDescriptor.CopyBuilder<SimpleFunctionDescriptor> {
+                return this
+            }
+
+            override fun setExtensionReceiverParameter(
+                extensionReceiverParameter: ReceiverParameterDescriptor?
+            ): FunctionDescriptor.CopyBuilder<SimpleFunctionDescriptor> {
+                return this
+            }
+
+            override fun setDispatchReceiverParameter(
+                dispatchReceiverParameter: ReceiverParameterDescriptor?
+            ): FunctionDescriptor.CopyBuilder<SimpleFunctionDescriptor> {
+                return this
+            }
+
+            override fun setOriginal(original: CallableMemberDescriptor?): FunctionDescriptor.CopyBuilder<SimpleFunctionDescriptor> {
+                return this
+            }
+
+            override fun setSignatureChange(): FunctionDescriptor.CopyBuilder<SimpleFunctionDescriptor> {
+                return this
+            }
+
+            override fun setPreserveSourceElement(): FunctionDescriptor.CopyBuilder<SimpleFunctionDescriptor> {
+                return this
+            }
+
+            override fun setDropOriginalInContainingParts(): FunctionDescriptor.CopyBuilder<SimpleFunctionDescriptor> {
+                return this
+            }
+
+            override fun setHiddenToOvercomeSignatureClash(): FunctionDescriptor.CopyBuilder<SimpleFunctionDescriptor> {
+                return this
+            }
+
+            override fun setHiddenForResolutionEverywhereBesideSupercalls(): FunctionDescriptor.CopyBuilder<SimpleFunctionDescriptor> {
+                return this
+            }
+
+            override fun setAdditionalAnnotations(
+                additionalAnnotations: Annotations
+            ): FunctionDescriptor.CopyBuilder<SimpleFunctionDescriptor> {
+                return this
+            }
+
+            override fun setSubstitution(substitution: TypeSubstitution): FunctionDescriptor.CopyBuilder<SimpleFunctionDescriptor> {
+                return this
+            }
+
+            override fun <V : Any?> putUserData(
+                userDataKey: CallableDescriptor.UserDataKey<V>,
+                value: V
+            ): FunctionDescriptor.CopyBuilder<SimpleFunctionDescriptor> {
+                return this
+            }
+
+            override fun build(): SimpleFunctionDescriptor? {
+                return this@WrappedSimpleFunctionDescriptor
+            }
+        }
     }
 
     override fun <R, D> accept(visitor: DeclarationDescriptorVisitor<R, D>?, data: D) =
@@ -570,11 +673,11 @@ open class WrappedClassDescriptor(
 
     override fun getSource() = sourceElement
 
-    override fun getConstructors() = owner.declarations.asSequence().filterIsInstance<IrConstructor>().map { it.descriptor }.toList()
+    override fun getConstructors() =
+        owner.declarations.filterIsInstance<IrConstructor>().filter { !it.origin.isSynthetic }.map { it.descriptor }.toList()
 
     override fun getContainingDeclaration() = (owner.parent as IrSymbolOwner).symbol.descriptor
 
-
     private val _defaultType: SimpleType by lazy {
         TypeUtils.makeUnsubstitutedType(this, unsubstitutedMemberScope, KotlinTypeFactory.EMPTY_REFINED_TYPE_FACTORY)
     }
@@ -604,9 +707,7 @@ open class WrappedClassDescriptor(
 
     override fun getDeclaredTypeParameters() = owner.typeParameters.map { it.descriptor }
 
-    override fun getSealedSubclasses(): Collection<ClassDescriptor> {
+    override fun getSealedSubclasses(): Collection<ClassDescriptor> = emptyList()
-        TODO("not implemented")
-    }
 
     override fun getOriginal() = this
 

compiler/testData/codegen/box/functions/functionNtoString.kt

@@ -1,4 +1,3 @@
-// IGNORE_BACKEND_FIR: JVM_IR
 // IGNORE_BACKEND: JS_IR
 // TODO: muted automatically, investigate should it be ran for JS or not
 // IGNORE_BACKEND: JS, NATIVE

compiler/testData/codegen/box/ir/kt25405.kt

@@ -1,3 +1,5 @@
+// IGNORE_BACKEND_FIR: JVM_IR
+
 fun <T> tableView(init: Table<T>.() -> Unit) {
     Table<T>().init()
 }

compiler/testData/codegen/box/reflection/annotations/findAnnotation.kt

@@ -1,4 +1,3 @@
-// IGNORE_BACKEND_FIR: JVM_IR
 // IGNORE_BACKEND: JS_IR
 // IGNORE_BACKEND: JS, NATIVE
 // WITH_REFLECT

compiler/testData/codegen/box/reflection/annotations/hasAnnotation.kt

@@ -1,5 +1,4 @@
 // !USE_EXPERIMENTAL: kotlin.ExperimentalStdlibApi
-// IGNORE_BACKEND_FIR: JVM_IR
 // TARGET_BACKEND: JVM
 // WITH_REFLECT
 

compiler/testData/codegen/box/reflection/annotations/simpleClassAnnotation.kt

@@ -1,4 +1,3 @@
-// IGNORE_BACKEND_FIR: JVM_IR
 // IGNORE_BACKEND: JS_IR
 // TODO: muted automatically, investigate should it be ran for JS or not
 // IGNORE_BACKEND: JS, NATIVE

compiler/testData/codegen/box/reflection/builtins/enumNameOrdinal.kt

@@ -1,4 +1,3 @@
-// IGNORE_BACKEND_FIR: JVM_IR
 // IGNORE_BACKEND: JS_IR, JS, NATIVE
 // WITH_REFLECT
 

compiler/testData/codegen/box/reflection/callBy/manyArgumentsNoneDefaultConstructor.kt

@@ -1,4 +1,3 @@
-// IGNORE_BACKEND_FIR: JVM_IR
 // IGNORE_BACKEND: JS_IR
 // IGNORE_BACKEND: JS, NATIVE
 // WITH_REFLECT

compiler/testData/codegen/box/reflection/classes/starProjectedType.kt

@@ -1,4 +1,3 @@
-// IGNORE_BACKEND_FIR: JVM_IR
 // IGNORE_BACKEND: JS_IR
 // TODO: muted automatically, investigate should it be ran for JS or not
 // IGNORE_BACKEND: JS, NATIVE

compiler/testData/codegen/box/reflection/lambdaClasses/reflectOnDefaultWithInlineClassArgument.kt

@@ -1,4 +1,3 @@
-// IGNORE_BACKEND_FIR: JVM_IR
 // TARGET_BACKEND: JVM
 // WITH_REFLECT
 

compiler/testData/codegen/box/reflection/lambdaClasses/reflectOnLambdaInArrayConstructor.kt

@@ -1,5 +1,4 @@
 // TARGET_BACKEND: JVM
-// IGNORE_BACKEND_FIR: JVM_IR
 // WITH_RUNTIME
 // WITH_REFLECT
 

compiler/testData/codegen/box/reflection/lambdaClasses/reflectOnLambdaInField.kt

@@ -1,4 +1,3 @@
-// IGNORE_BACKEND_FIR: JVM_IR
 // TARGET_BACKEND: JVM
 // WITH_REFLECT
 

compiler/testData/codegen/box/reflection/lambdaClasses/reflectOnLambdaInStaticField.kt

@@ -1,4 +1,3 @@
-// IGNORE_BACKEND_FIR: JVM_IR
 // TARGET_BACKEND: JVM
 // WITH_REFLECT
 

compiler/testData/codegen/box/reflection/mapping/types/supertypes.kt

@@ -1,4 +1,3 @@
-// IGNORE_BACKEND_FIR: JVM_IR
 // TARGET_BACKEND: JVM
 
 // WITH_REFLECT

compiler/testData/codegen/box/reflection/methodsFromAny/typeParametersToString.kt

@@ -1,4 +1,3 @@
-// IGNORE_BACKEND_FIR: JVM_IR
 // IGNORE_BACKEND: JS_IR
 // TODO: muted automatically, investigate should it be ran for JS or not
 // IGNORE_BACKEND: JS, NATIVE

compiler/testData/codegen/box/reflection/properties/privateFakeOverrideFromSuperclass.kt

@@ -1,4 +1,3 @@
-// IGNORE_BACKEND_FIR: JVM_IR
 // IGNORE_BACKEND: JS_IR
 // TODO: muted automatically, investigate should it be ran for JS or not
 // IGNORE_BACKEND: JS, NATIVE

compiler/testData/codegen/box/reflection/supertypes/genericSubstitution.kt

@@ -1,4 +1,3 @@
-// IGNORE_BACKEND_FIR: JVM_IR
 // IGNORE_BACKEND: JS_IR
 // TODO: muted automatically, investigate should it be ran for JS or not
 // IGNORE_BACKEND: JS, NATIVE

compiler/testData/codegen/box/reflection/typeOf/classes.kt

@@ -1,6 +1,5 @@
 // !USE_EXPERIMENTAL: kotlin.ExperimentalStdlibApi
 // !LANGUAGE: +NewInference
-// IGNORE_BACKEND_FIR: JVM_IR
 // TARGET_BACKEND: JVM
 // WITH_REFLECT
 

compiler/testData/codegen/box/reflection/typeOf/inlineClasses.kt

@@ -1,5 +1,4 @@
 // !USE_EXPERIMENTAL: kotlin.ExperimentalStdlibApi
-// IGNORE_BACKEND_FIR: JVM_IR
 // IGNORE_BACKEND: JS, JS_IR, NATIVE
 // WITH_REFLECT
 

compiler/testData/codegen/box/reflection/typeOf/manyTypeArguments.kt

@@ -1,5 +1,4 @@
 // !USE_EXPERIMENTAL: kotlin.ExperimentalStdlibApi
-// IGNORE_BACKEND_FIR: JVM_IR
 // IGNORE_BACKEND: JS, JS_IR, NATIVE
 // WITH_REFLECT
 

compiler/testData/codegen/box/reflection/typeOf/multipleLayers.kt

@@ -1,5 +1,4 @@
 // !USE_EXPERIMENTAL: kotlin.ExperimentalStdlibApi
-// IGNORE_BACKEND_FIR: JVM_IR
 // IGNORE_BACKEND: JS, JS_IR, NATIVE
 // WITH_REFLECT
 

compiler/testData/codegen/box/reflection/types/createType/equality.kt

@@ -1,4 +1,3 @@
-// IGNORE_BACKEND_FIR: JVM_IR
 // IGNORE_BACKEND: JS_IR
 // TODO: muted automatically, investigate should it be ran for JS or not
 // IGNORE_BACKEND: JS, NATIVE

compiler/testData/codegen/box/reflection/types/createType/simpleCreateType.kt

@@ -1,4 +1,3 @@
-// IGNORE_BACKEND_FIR: JVM_IR
 // IGNORE_BACKEND: JS_IR
 // TODO: muted automatically, investigate should it be ran for JS or not
 // IGNORE_BACKEND: JS, NATIVE