JVM_IR: IrField.isFakeOverride

compiler/ir/backend.jvm/src/org/jetbrains/kotlin/backend/jvm/lower/EnumClassLowering.kt

@@ -237,7 +237,8 @@ private class EnumClassLowering(val context: JvmBackendContext) : ClassLoweringP
                 Visibilities.PRIVATE,
                 isFinal = true,
                 isExternal = false,
-                isStatic = true
+                isStatic = true,
+                isFakeOverride = false
             ).also {
                 descriptor.bind(it)
                 it.parent = irClass

compiler/ir/backend.jvm/src/org/jetbrains/kotlin/backend/jvm/lower/MoveCompanionObjectFieldsLowering.kt

@@ -30,7 +30,6 @@ import org.jetbrains.kotlin.ir.symbols.impl.IrVariableSymbolImpl
 import org.jetbrains.kotlin.ir.util.deepCopyWithSymbols
 import org.jetbrains.kotlin.ir.util.hasAnnotation
 import org.jetbrains.kotlin.ir.util.isObject
-import org.jetbrains.kotlin.ir.util.patchDeclarationParents
 import org.jetbrains.kotlin.ir.visitors.IrElementTransformerVoid
 import org.jetbrains.kotlin.ir.visitors.transformChildrenVoid
 import org.jetbrains.kotlin.load.java.JvmAbi.JVM_FIELD_ANNOTATION_FQ_NAME
@@ -214,7 +213,8 @@ private class MoveOrCopyCompanionObjectFieldsLowering(val context: CommonBackend
             oldField.name, oldField.type, oldField.visibility,
             isFinal = oldField.isFinal,
             isExternal = oldField.isExternal,
-            isStatic = true
+            isStatic = true,
+            isFakeOverride = false
         ).apply {
             descriptor.bind(this)
             parent = fieldParent

compiler/ir/backend.jvm/src/org/jetbrains/kotlin/backend/jvm/lower/ObjectClassLowering.kt

@@ -67,7 +67,8 @@ private class ObjectClassLowering(val context: JvmBackendContext) : IrElementTra
                 Visibilities.PROTECTED/* TODO package local */,
                 isFinal = true,
                 isExternal = false,
-                isStatic = true
+                isStatic = true,
+                isFakeOverride = false
             ).apply {
                 privateFieldDescriptor.bind(this)
                 parent = irClass

compiler/ir/backend.jvm/src/org/jetbrains/kotlin/backend/jvm/lower/RenameFieldsLowering.kt

@@ -11,6 +11,7 @@ import org.jetbrains.kotlin.backend.common.descriptors.WrappedFieldDescriptor
 import org.jetbrains.kotlin.backend.common.phaser.makeIrFilePhase
 import org.jetbrains.kotlin.ir.IrElement
 import org.jetbrains.kotlin.ir.IrStatement
+import org.jetbrains.kotlin.ir.declarations.IrDeclarationOrigin
 import org.jetbrains.kotlin.ir.declarations.IrDeclarationParent
 import org.jetbrains.kotlin.ir.declarations.IrField
 import org.jetbrains.kotlin.ir.declarations.IrFile
@@ -103,7 +104,8 @@ private class FieldRenamer(private val newNames: Map<IrField, Name>) : IrElement
         val symbol = IrFieldSymbolImpl(descriptor)
         return IrFieldImpl(
             declaration.startOffset, declaration.endOffset, declaration.origin, symbol, newName,
-            declaration.type, declaration.visibility, declaration.isFinal, declaration.isExternal, declaration.isStatic
+            declaration.type, declaration.visibility, declaration.isFinal, declaration.isExternal, declaration.isStatic,
+            isFakeOverride = declaration.origin == IrDeclarationOrigin.FAKE_OVERRIDE
         ).also {
             descriptor.bind(it)
             it.parent = declaration.parent