IR: make IrLocaldelegatedProperty.type mutable

compiler/ir/ir.tree.impl/src/org/jetbrains/kotlin/ir/declarations/impl/IrLocalDelegatedPropertyImpl.kt

@@ -30,7 +30,7 @@ class IrLocalDelegatedPropertyImpl(
     override var origin: IrDeclarationOrigin,
     override val symbol: IrLocalDelegatedPropertySymbol,
     override val name: Name,
-    override val type: IrType,
+    override var type: IrType,
     override val isVar: Boolean
 ) : IrLocalDelegatedProperty() {
     init {

compiler/ir/ir.tree.persistent/src/org/jetbrains/kotlin/ir/declarations/persistent/PersistentIrLocalDelegatedProperty.kt

@@ -33,7 +33,7 @@ internal class PersistentIrLocalDelegatedProperty(
     origin: IrDeclarationOrigin,
     override val symbol: IrLocalDelegatedPropertySymbol,
     override val name: Name,
-    override val type: IrType,
+    type: IrType,
     override val isVar: Boolean
 ) :
     PersistentIrDeclarationBase<LocalDelegatedPropertyCarrier>,
@@ -58,6 +58,16 @@ internal class PersistentIrLocalDelegatedProperty(
     override val descriptor: VariableDescriptorWithAccessors
         get() = symbol.descriptor
 
+    override var typeField: IrType = type
+
+    override var type: IrType
+        get() = getCarrier().typeField
+        set(v) {
+            if (getCarrier().typeField !== v) {
+                setCarrier().typeField = v
+            }
+        }
+
     override var delegateField: IrVariable? = null
 
     override var delegate: IrVariable

compiler/ir/ir.tree.persistent/src/org/jetbrains/kotlin/ir/declarations/persistent/carriers/LocalDelegatedPropertyCarrier.kt

@@ -7,8 +7,10 @@ package org.jetbrains.kotlin.ir.declarations.persistent.carriers
 
 import org.jetbrains.kotlin.ir.declarations.*
 import org.jetbrains.kotlin.ir.expressions.IrConstructorCall
+import org.jetbrains.kotlin.ir.types.IrType
 
 internal interface LocalDelegatedPropertyCarrier : DeclarationCarrier {
+    var typeField: IrType
     var delegateField: IrVariable?
     var getterField: IrFunction?
     var setterField: IrFunction?
@@ -20,6 +22,7 @@ internal interface LocalDelegatedPropertyCarrier : DeclarationCarrier {
             parentField,
             originField,
             annotationsField,
+            typeField,
             delegateField,
             getterField,
             setterField,
@@ -33,6 +36,7 @@ internal class LocalDelegatedPropertyCarrierImpl(
     override var parentField: IrDeclarationParent?,
     override var originField: IrDeclarationOrigin,
     override var annotationsField: List<IrConstructorCall>,
+    override var typeField: IrType,
     override var delegateField: IrVariable?,
     override var getterField: IrFunction?,
     override var setterField: IrFunction?,

compiler/ir/ir.tree/src/org/jetbrains/kotlin/ir/declarations/IrLocalDelegatedProperty.kt

@@ -33,7 +33,7 @@ abstract class IrLocalDelegatedProperty :
     abstract override val descriptor: VariableDescriptorWithAccessors
     abstract override val symbol: IrLocalDelegatedPropertySymbol
 
-    abstract val type: IrType
+    abstract var type: IrType
     abstract val isVar: Boolean
 
     abstract var delegate: IrVariable