diff --git a/compiler/backend/src/org/jetbrains/kotlin/codegen/codegenUtil.kt b/compiler/backend/src/org/jetbrains/kotlin/codegen/codegenUtil.kt
index 92fd6ab471b..3769e04e2b7 100644
--- a/compiler/backend/src/org/jetbrains/kotlin/codegen/codegenUtil.kt
+++ b/compiler/backend/src/org/jetbrains/kotlin/codegen/codegenUtil.kt
@@ -17,9 +17,9 @@
 
 package org.jetbrains.kotlin.codegen
 
-import com.google.common.collect.Maps
 import com.intellij.psi.PsiElement
 import org.jetbrains.kotlin.builtins.KotlinBuiltIns
+import org.jetbrains.kotlin.codegen.context.CodegenContext
 import org.jetbrains.kotlin.codegen.context.FieldOwnerContext
 import org.jetbrains.kotlin.codegen.context.PackageContext
 import org.jetbrains.kotlin.codegen.coroutines.unwrapInitialDescriptorForSuspendFunction
@@ -30,7 +30,6 @@ import org.jetbrains.kotlin.codegen.state.GenerationState
 import org.jetbrains.kotlin.codegen.state.KotlinTypeMapper
 import org.jetbrains.kotlin.descriptors.*
 import org.jetbrains.kotlin.descriptors.deserialization.PLATFORM_DEPENDENT_ANNOTATION_FQ_NAME
-import org.jetbrains.kotlin.descriptors.impl.TypeAliasConstructorDescriptor
 import org.jetbrains.kotlin.descriptors.impl.ValueParameterDescriptorImpl
 import org.jetbrains.kotlin.diagnostics.rendering.Renderers
 import org.jetbrains.kotlin.diagnostics.rendering.RenderingContext
@@ -423,4 +422,13 @@ fun ExpressionCodegen.generateCallSingleArgument(rangeCall: ResolvedCall<out Cal
 
 fun ClassDescriptor.isPossiblyUninitializedSingleton() =
         DescriptorUtils.isEnumEntry(this) ||
-        DescriptorUtils.isCompanionObject(this) && DescriptorUtils.isInterface(this.containingDeclaration)
\ No newline at end of file
+        DescriptorUtils.isCompanionObject(this) && DescriptorUtils.isInterface(this.containingDeclaration)
+
+val CodegenContext<*>.parentContextsWithSelf
+    get() = generateSequence(this) { it.parentContext }
+
+val CodegenContext<*>.parentContexts
+    get() = parentContext?.parentContextsWithSelf ?: emptySequence()
+
+val CodegenContext<*>.contextStackText
+    get() = parentContextsWithSelf.joinToString(separator = "\n") { it.toString() }
\ No newline at end of file