JetBrains · aviroop-123 · Nov 7, 2025 · Nov 10, 2025 · Nov 13, 2025
@@ -30,6 +30,10 @@ fun main(args: Array<String>) {
                 model("codegen/box", excludeDirs = k1BoxTestDir + excludedScriptDirs)
             }
 
+            testClass<AbstractFirLightTreeHeaderModeCodegenTest> {
+                model("codegen/box", excludeDirs = k1BoxTestDir + excludedScriptDirs)
+            }
+
             testClass<AbstractFirPsiBlackBoxCodegenTest> {
                 model("codegen/box", excludeDirs = k1BoxTestDir)
             }

@@ -1,6 +1,8 @@
 // LANGUAGE: +NameBasedDestructuring +DeprecateNameMismatchInShortDestructuringWithParentheses +EnableNameBasedDestructuringShortForm
 // WITH_STDLIB
 // WITH_COROUTINES
+// IGNORE_HEADER_MODE: JVM_IR
+//   Reason: KT-82376
 import helpers.*
 import kotlin.coroutines.*
 import kotlin.coroutines.intrinsics.*

@@ -1,6 +1,8 @@
 // LANGUAGE: +NameBasedDestructuring +DeprecateNameMismatchInShortDestructuringWithParentheses +EnableNameBasedDestructuringShortForm
 // WITH_STDLIB
 // WITH_COROUTINES
+// IGNORE_HEADER_MODE: JVM_IR
+//   Reason: KT-82376
 import helpers.*
 import kotlin.coroutines.*
 import kotlin.coroutines.intrinsics.*

@@ -1,5 +1,6 @@
 // TARGET_BACKEND: JVM
 // IGNORE_BACKEND_K2: JVM_IR, JS_IR, JS_IR_ES6
+// IGNORE_HEADER_MODE: JVM_IR
 // FIR status: don't support legacy feature (see https://youtrack.jetbrains.com/issue/KT-37591). UNRESOLVED_REFERENCE at '+'
 // WITH_STDLIB
 // MODULE: lib

@@ -1,6 +1,7 @@
 // LANGUAGE: +ContextReceivers
 // TARGET_BACKEND: JVM_IR
 // IGNORE_BACKEND_K2: ANY
+// IGNORE_HEADER_MODE: JVM_IR
 
 class A {
     val ok = "OK"

@@ -1,6 +1,7 @@
 // LANGUAGE: +ContextReceivers
 // TARGET_BACKEND: JVM_IR
 // IGNORE_BACKEND_K2: ANY
+// IGNORE_HEADER_MODE: JVM_IR
 
 class A {
     val ok = "OK"

@@ -1,5 +1,6 @@
 // LANGUAGE: +ContextReceivers
 // IGNORE_BACKEND_K2: ANY
+// IGNORE_HEADER_MODE: JVM_IR
 // TARGET_BACKEND: JVM_IR
 // KT-51271
 

@@ -1,6 +1,7 @@
 // LANGUAGE: +ContextReceivers
 // IGNORE_BACKEND_K2: ANY
 // TARGET_BACKEND: JVM_IR
+// IGNORE_HEADER_MODE: JVM_IR
 
 data class Pair<A, B>(val first: A, val second: B)
 

@@ -1,6 +1,7 @@
 // LANGUAGE: +ContextReceivers
 // IGNORE_BACKEND_K2: ANY
 // TARGET_BACKEND: JVM_IR
+// IGNORE_HEADER_MODE: JVM_IR
 // WITH_STDLIB
 
 fun List<Int>.decimateEveryEvenThird() = sequence {

@@ -1,6 +1,7 @@
 // LANGUAGE: +ContextReceivers
 // IGNORE_BACKEND_K2: ANY
 // TARGET_BACKEND: JVM_IR
+// IGNORE_HEADER_MODE: JVM_IR
 // WITH_STDLIB
 
 class View {

@@ -1,6 +1,7 @@
 // LANGUAGE: +ContextReceivers
 // TARGET_BACKEND: JVM_IR
 // IGNORE_BACKEND_K2: ANY
+// IGNORE_HEADER_MODE: JVM_IR
 // WITH_STDLIB
 
 data class Counter(var i: Int = 0)

@@ -1,6 +1,7 @@
 // LANGUAGE: +ContextReceivers
 // IGNORE_BACKEND_K2: ANY
 // TARGET_BACKEND: JVM_IR
+// IGNORE_HEADER_MODE: JVM_IR
 
 class C<T> {
     fun foo() = 1

@@ -1,5 +1,6 @@
 // LANGUAGE: +ContextReceivers
 // IGNORE_BACKEND_K2: ANY
+// IGNORE_HEADER_MODE: JVM_IR
 // TARGET_BACKEND: JVM_IR
 // WITH_COROUTINES
 // WITH_STDLIB

@@ -1,6 +1,7 @@
 // LANGUAGE: +ContextReceivers
 // TARGET_BACKEND: JVM_IR
 // IGNORE_BACKEND_K2: ANY
+// IGNORE_HEADER_MODE: JVM_IR
 
 // MODULE: lib
 // FILE: A.kt

@@ -1,5 +1,6 @@
 // LANGUAGE: +ContextReceivers
 // IGNORE_BACKEND_K2: ANY
+// IGNORE_HEADER_MODE: JVM_IR
 // TARGET_BACKEND: JVM_IR
 // WITH_STDLIB
 // WITH_COROUTINES

@@ -1,3 +1,6 @@
+// IGNORE_HEADER_MODE: JVM_IR
+//   Reason: KT-82311
+
 class Test {
     private fun <T : Any> T.self() = object{
         fun calc() : T {

@@ -2,6 +2,8 @@
 // IGNORE_BACKEND: ANDROID
 // WITH_STDLIB
 // FULL_JDK
+// IGNORE_HEADER_MODE: JVM_IR
+//   Reason: KT-82376
 
 import java.awt.GridLayout
 import javax.swing.JPanel

@@ -1,5 +1,7 @@
 // IGNORE_BACKEND_K1: ANY
 // ISSUE: KT-60370
+// IGNORE_HEADER_MODE: JVM_IR
+//   Reason: KT-82378
 
 data object A {
     fun copy() = "O"

@@ -1,4 +1,6 @@
 // ISSUE: KT-67993
+// IGNORE_HEADER_MODE: JVM_IR
+//   Reason: KT-82336
 
 fun box(): String {
     return Klass().buildee.produce()

@@ -2,6 +2,8 @@
 // LANGUAGE: +ValueClasses, +CustomEqualsInValueClasses
 // TARGET_BACKEND: JVM_IR
 // CHECK_BYTECODE_LISTING
+// IGNORE_HEADER_MODE: JVM_IR
+//   Reason: KT-82311
 
 
 interface I {

@@ -2,6 +2,8 @@
 // LANGUAGE: +ValueClasses, +CustomEqualsInValueClasses
 // TARGET_BACKEND: JVM_IR
 // CHECK_BYTECODE_LISTING
+// IGNORE_HEADER_MODE: JVM_IR
+//   Reason: KT-82311
 
 import java.lang.AssertionError
 import kotlin.math.abs

@@ -2,6 +2,8 @@
 // LANGUAGE: +ValueClasses, +CustomEqualsInValueClasses
 // TARGET_BACKEND: JVM_IR
 // CHECK_BYTECODE_LISTING
+// IGNORE_HEADER_MODE: JVM_IR
+//   Reason: KT-82311
 
 import kotlin.math.abs
 

@@ -2,6 +2,8 @@
 // LANGUAGE: +ValueClasses, +CustomEqualsInValueClasses
 // TARGET_BACKEND: JVM_IR
 // CHECK_BYTECODE_LISTING
+// IGNORE_HEADER_MODE: JVM_IR
+//   Reason: KT-82311
 
 import kotlin.math.abs
 

@@ -2,6 +2,8 @@
 // LANGUAGE: +ValueClasses, +CustomEqualsInValueClasses
 // TARGET_BACKEND: JVM_IR
 // CHECK_BYTECODE_LISTING
+// IGNORE_HEADER_MODE: JVM_IR
+//   Reason: KT-82311
 
 @JvmInline
 value class IC1<T : Number>(val x: T) {

@@ -1,7 +1,8 @@
 // WITH_STDLIB
 // LANGUAGE: +ValueClasses, +CustomEqualsInValueClasses
 // TARGET_BACKEND: JVM_IR
-
+// IGNORE_HEADER_MODE: JVM_IR
+//   Reason: KT-82311
 
 @JvmInline
 value class A(val x: Int) {

@@ -1,6 +1,8 @@
 // WITH_STDLIB
 // LANGUAGE: +ValueClasses, +CustomEqualsInValueClasses
 // TARGET_BACKEND: JVM_IR
+// IGNORE_HEADER_MODE: JVM_IR
+//   Reason: KT-82311
 
 @JvmInline
 value class A(val x: Int) {

@@ -1,4 +1,6 @@
 // WITH_STDLIB
+// IGNORE_HEADER_MODE: JVM_IR
+//   Reason: KT-82376
 
 // MODULE: lib
 // FILE: lib.kt

@@ -2,6 +2,7 @@
 // COMMENTED[LANGUAGE: +ProperFieldAccessGenerationForFieldAccessShadowedByKotlinProperty] uncomment when KT-56386 is fixed
 // IGNORE_BACKEND_K1: JVM_IR
 // IGNORE_BACKEND_K2: JVM_IR
+// IGNORE_HEADER_MODE: JVM_IR
 // Reason: KT-56386 is not fixed yet
 // CHECK_BYTECODE_TEXT
 

@@ -2,6 +2,7 @@
 // COMMENTED[LANGUAGE: +ProperFieldAccessGenerationForFieldAccessShadowedByKotlinProperty] uncomment when KT-56386 is fixed
 // IGNORE_BACKEND_K1: JVM_IR
 // IGNORE_BACKEND_K2: JVM_IR
+// IGNORE_HEADER_MODE: JVM_IR
 // Reason: KT-56386 is not fixed yet
 
 // FILE: BaseJava.java

@@ -2,6 +2,7 @@
 // COMMENTED[LANGUAGE: +ProperFieldAccessGenerationForFieldAccessShadowedByKotlinProperty] uncomment when KT-56386 is fixed
 // IGNORE_BACKEND_K1: JVM_IR
 // IGNORE_BACKEND_K2: JVM_IR
+// IGNORE_HEADER_MODE: JVM_IR
 // Reason: KT-56386 is not fixed yet
 
 // FILE: BaseJava.java

@@ -2,6 +2,8 @@
 // TARGET_BACKEND: JVM
 // JVM_TARGET: 1.8
 // WITH_STDLIB
+// IGNORE_HEADER_MODE: JVM_IR
+//   Reason: KT-82408
 // FILE: Simple.java
 
 public interface Simple extends KInterface2 {

@@ -2,6 +2,8 @@
 // TARGET_BACKEND: JVM
 // JVM_TARGET: 1.8
 // WITH_STDLIB
+// IGNORE_HEADER_MODE: JVM_IR
+//   Reason: KT-82408
 // FILE: Simple.java
 
 public interface Simple extends KInterface2 {

@@ -2,6 +2,8 @@
 // TARGET_BACKEND: JVM
 // JVM_TARGET: 1.8
 // WITH_STDLIB
+// IGNORE_HEADER_MODE: JVM_IR
+//   Reason: KT-82408
 // FILE: Simple.java
 
 public interface Simple extends KInterface2 {

@@ -2,6 +2,8 @@
 // TARGET_BACKEND: JVM
 // JVM_TARGET: 1.8
 // WITH_STDLIB
+// IGNORE_HEADER_MODE: JVM_IR
+//   Reason: KT-82408
 // FILE: Simple.java
 
 public interface Simple extends KInterface3 {

@@ -3,6 +3,8 @@
 // FULL_JDK
 // WITH_STDLIB
 // JVM_TARGET: 1.8
+// IGNORE_HEADER_MODE: JVM_IR
+//   Reason: KT-82408
 // FILE: Simple.java
 
 public interface Simple extends KInterface {

@@ -2,6 +2,8 @@
 // TARGET_BACKEND: JVM
 // JVM_TARGET: 1.8
 // WITH_STDLIB
+// IGNORE_HEADER_MODE: JVM_IR
+//   Reason: KT-82408
 // FILE: Simple.java
 
 public interface Simple extends KInterface2 {

@@ -2,6 +2,8 @@
 // TARGET_BACKEND: JVM
 // JVM_TARGET: 1.8
 // WITH_STDLIB
+// IGNORE_HEADER_MODE: JVM_IR
+//   Reason: KT-82408
 // FILE: Simple.java
 
 public interface Simple extends KInterface {

@@ -2,6 +2,8 @@
 // TARGET_BACKEND: JVM
 // JVM_TARGET: 1.8
 // WITH_STDLIB
+// IGNORE_HEADER_MODE: JVM_IR
+//   Reason: KT-82408
 // FILE: Simple.java
 
 public interface Simple extends KInterface2 {

@@ -2,6 +2,8 @@
 // TARGET_BACKEND: JVM
 // JVM_TARGET: 1.8
 // WITH_STDLIB
+// IGNORE_HEADER_MODE: JVM_IR
+//   Reason: KT-82408
 // FILE: Simple.java
 
 public interface Simple extends KInterface2 {

@@ -2,6 +2,8 @@
 // TARGET_BACKEND: JVM
 // JVM_TARGET: 1.8
 // WITH_STDLIB
+// IGNORE_HEADER_MODE: JVM_IR
+//   Reason: KT-82408
 // FILE: Simple.java
 
 public interface Simple extends KInterface3 {

@@ -2,6 +2,8 @@
 // TARGET_BACKEND: JVM
 // JVM_TARGET: 1.8
 // WITH_STDLIB
+// IGNORE_HEADER_MODE: JVM_IR
+//   Reason: KT-82408
 // FILE: Simple.java
 
 public interface Simple extends KInterface2 {

@@ -2,6 +2,8 @@
 // TARGET_BACKEND: JVM
 // JVM_TARGET: 1.8
 // WITH_STDLIB
+// IGNORE_HEADER_MODE: JVM_IR
+//   Reason: KT-82408
 // FILE: Simple.java
 
 public interface Simple extends KInterface2 {

@@ -2,6 +2,8 @@
 // TARGET_BACKEND: JVM
 // JVM_TARGET: 1.8
 // WITH_STDLIB
+// IGNORE_HEADER_MODE: JVM_IR
+//   Reason: KT-82408
 // FILE: Simple.java
 
 public interface Simple extends KInterface3 {

@@ -2,6 +2,8 @@
 // TARGET_BACKEND: JVM
 // JVM_TARGET: 1.8
 // WITH_STDLIB
+// IGNORE_HEADER_MODE: JVM_IR
+//   Reason: KT-82408
 // FILE: Simple.java
 
 public interface Simple extends KInterface2 {

@@ -2,6 +2,8 @@
 // TARGET_BACKEND: JVM
 // JVM_TARGET: 1.8
 // WITH_STDLIB
+// IGNORE_HEADER_MODE: JVM_IR
+//   Reason: KT-82408
 // FILE: Simple.java
 
 public interface Simple extends KInterface {

@@ -2,6 +2,8 @@
 // TARGET_BACKEND: JVM
 // JVM_TARGET: 1.8
 // WITH_STDLIB
+// IGNORE_HEADER_MODE: JVM_IR
+//   Reason: KT-82408
 // FILE: Simple.java
 
 public interface Simple extends KInterface {

@@ -1,4 +1,6 @@
 // ISSUE: KT-57222
+// IGNORE_HEADER_MODE: JVM_IR
+//   Reason: KT-82376
 
 interface Invariant<A>