Add coroutines debug metadata: compiler

#KT-25557 Fixed
 #KT-25559 Fixed

compiler/backend/src/org/jetbrains/kotlin/codegen/coroutines/CoroutineCodegen.kt

@@ -432,7 +432,8 @@ class CoroutineCodegenForLambda private constructor(
                         shouldPreserveClassInitialization = constructorCallNormalizationMode.shouldPreserveClassInitialization,
                         containingClassInternalName = v.thisName,
                         isForNamedFunction = false,
-                        languageVersionSettings = languageVersionSettings
+                        languageVersionSettings = languageVersionSettings,
+                        sourceFile = element.containingFile.name
                     )
                 }
 
@@ -511,7 +512,7 @@ class CoroutineCodegenForNamedFunction private constructor(
 
         v.newField(
             JvmDeclarationOrigin.NO_ORIGIN, Opcodes.ACC_SYNTHETIC or AsmUtil.NO_FLAG_PACKAGE_PRIVATE,
-            DATA_FIELD_NAME, AsmTypes.OBJECT_TYPE.descriptor, null, null
+            languageVersionSettings.dataFieldName(), AsmTypes.OBJECT_TYPE.descriptor, null, null
         )
 
         if (!languageVersionSettings.isReleaseCoroutines()) {
@@ -529,7 +530,7 @@ class CoroutineCodegenForNamedFunction private constructor(
             object : FunctionGenerationStrategy.CodegenBased(state) {
                 override fun doGenerateBody(codegen: ExpressionCodegen, signature: JvmMethodSignature) {
                     StackValue.field(
-                        AsmTypes.OBJECT_TYPE, Type.getObjectType(v.thisName), DATA_FIELD_NAME, false,
+                        AsmTypes.OBJECT_TYPE, Type.getObjectType(v.thisName), languageVersionSettings.dataFieldName(), false,
                         StackValue.LOCAL_0
                     ).store(StackValue.local(1, AsmTypes.OBJECT_TYPE), codegen.v)
 

compiler/backend/src/org/jetbrains/kotlin/codegen/coroutines/CoroutineTransformerMethodVisitor.kt

@@ -47,10 +47,13 @@ class CoroutineTransformerMethodVisitor(
     private val shouldPreserveClassInitialization: Boolean,
     private val lineNumber: Int,
     private val languageVersionSettings: LanguageVersionSettings,
+    private val sourceFile: String,
     // It's only matters for named functions, may differ from '!isStatic(access)' in case of DefaultImpls
     private val needDispatchReceiver: Boolean = false,
     // May differ from containingClassInternalName in case of DefaultImpls
-    private val internalNameForDispatchReceiver: String? = null
+    private val internalNameForDispatchReceiver: String? = null,
+    // For crossinline lambdas we do not generate DebugMetadata annotation, otherwise it will be generated twice
+    private val isCrossinlineLambda: Boolean = false
 ) : TransformationMethodVisitor(delegate, access, name, desc, signature, exceptions) {
 
     private val classBuilderForCoroutineState: ClassBuilder by lazy(obtainClassBuilderForCoroutineState)
@@ -109,7 +112,7 @@ class CoroutineTransformerMethodVisitor(
 
         UninitializedStoresProcessor(methodNode, shouldPreserveClassInitialization).run()
 
-        spillVariables(suspensionPoints, methodNode)
+        val spilledToVariableMapping = spillVariables(suspensionPoints, methodNode)
 
         val suspendMarkerVarIndex = methodNode.maxLocals++
 
@@ -118,9 +121,9 @@ class CoroutineTransformerMethodVisitor(
         }
 
         val defaultLabel = LabelNode()
+        val tableSwitchLabel = LabelNode()
         methodNode.instructions.apply {
             val startLabel = LabelNode()
-            val tableSwitchLabel = LabelNode()
 
             // tableswitch(this.label)
             insertBefore(
@@ -164,6 +167,45 @@ class CoroutineTransformerMethodVisitor(
                 defaultLabel
             )
         }
+
+        if (languageVersionSettings.isReleaseCoroutines() && !isCrossinlineLambda) {
+            val suspensionPointLabelNodes = listOf(tableSwitchLabel) + suspensionPointLabels.map {
+                it.label.info.safeAs<LabelNode>()
+                    .sure { "suspensionPointLabel shall have valid info. Check state-machine generation." }
+            }
+            writeDebugMetadata(methodNode, suspensionPointLabelNodes, spilledToVariableMapping)
+        }
+    }
+
+    private fun writeDebugMetadata(
+        methodNode: MethodNode,
+        suspensionPointLabels: List<LabelNode>,
+        spilledToLocalMapping: List<List<SpilledVariableDescriptor>>
+    ) {
+        val lines = suspensionPointLabels.map { label ->
+            label.safeAs<AbstractInsnNode>()?.findNextOrNull { it is LineNumberNode }.safeAs<LineNumberNode>()?.line ?: -1
+        }
+        val metadata = classBuilderForCoroutineState.newAnnotation(DEBUG_METADATA_ANNOTATION_ASM_TYPE.descriptor, true)
+        // TODO: support inlined functions (similar to SMAP)
+        metadata.visitArray("sourceFiles").also { v ->
+            lines.forEach { v.visit(null, sourceFile) }
+        }.visitEnd()
+        metadata.visit("lineNumbers", lines.toIntArray())
+
+        val debugIndexToLabel = spilledToLocalMapping.withIndex().flatMap { (labelIndex, list) ->
+            list.map { labelIndex }
+        }
+        val variablesMapping = spilledToLocalMapping.flatten()
+        metadata.visit("indexToLabel", debugIndexToLabel.toIntArray())
+        metadata.visitArray("spilled").also { v ->
+            variablesMapping.forEach { v.visit(null, it.fieldName) }
+        }.visitEnd()
+        metadata.visitArray("localNames").also { v ->
+            variablesMapping.forEach { v.visit(null, it.variableName) }
+        }.visitEnd()
+        metadata.visit("methodName", methodNode.name)
+        metadata.visit("className", containingClassInternalName)
+        metadata.visitEnd()
     }
 
     private fun addContinuationToLvt(methodNode: MethodNode, startLabel: LabelNode, endLabel: LabelNode) {
@@ -307,7 +349,7 @@ class CoroutineTransformerMethodVisitor(
             visitLabel(afterCoroutineStateCreated)
 
             visitVarInsn(Opcodes.ALOAD, continuationIndex)
-            getfield(classBuilderForCoroutineState.thisName, DATA_FIELD_NAME, AsmTypes.OBJECT_TYPE.descriptor)
+            getfield(classBuilderForCoroutineState.thisName, languageVersionSettings.dataFieldName(), AsmTypes.OBJECT_TYPE.descriptor)
             visitVarInsn(Opcodes.ASTORE, dataIndex)
 
             if (!languageVersionSettings.isReleaseCoroutines()) {
@@ -364,7 +406,7 @@ class CoroutineTransformerMethodVisitor(
         }
     }
 
-    private fun spillVariables(suspensionPoints: List<SuspensionPoint>, methodNode: MethodNode) {
+    private fun spillVariables(suspensionPoints: List<SuspensionPoint>, methodNode: MethodNode): List<List<SpilledVariableDescriptor>> {
         val instructions = methodNode.instructions
         val frames = performRefinedTypeAnalysis(methodNode, containingClassInternalName)
         fun AbstractInsnNode.index() = instructions.indexOf(this)
@@ -373,6 +415,7 @@ class CoroutineTransformerMethodVisitor(
         val postponedActions = mutableListOf<() -> Unit>()
         val maxVarsCountByType = mutableMapOf<Type, Int>()
         val livenessFrames = analyzeLiveness(methodNode)
+        val spilledToVariableMapping = arrayListOf<List<SpilledVariableDescriptor>>()
 
         for (suspension in suspensionPoints) {
             val suspensionCallBegin = suspension.suspensionCallBegin
@@ -399,6 +442,8 @@ class CoroutineTransformerMethodVisitor(
             // NB: it's also rather useful for sake of optimization
             val livenessFrame = livenessFrames[suspensionCallBegin.index()]
 
+            val spilledToVariable = arrayListOf<SpilledVariableDescriptor>()
+
             // 0 - this
             // 1 - parameter
             // ...
@@ -434,6 +479,8 @@ class CoroutineTransformerMethodVisitor(
                 varsCountByType[normalizedType] = indexBySort
 
                 val fieldName = normalizedType.fieldNameForVar(indexBySort)
+                localVariableName(methodNode, index, suspension.suspensionCallEnd.next.index())
+                    ?.let { spilledToVariable.add(SpilledVariableDescriptor(fieldName, it)) }
 
                 postponedActions.add {
                     with(instructions) {
@@ -456,6 +503,8 @@ class CoroutineTransformerMethodVisitor(
                 }
             }
 
+            spilledToVariableMapping.add(spilledToVariable)
+
             varsCountByType.forEach {
                 maxVarsCountByType[it.key] = Math.max(maxVarsCountByType[it.key] ?: 0, it.value)
             }
@@ -472,6 +521,19 @@ class CoroutineTransformerMethodVisitor(
                 )
             }
         }
+        return spilledToVariableMapping
+    }
+
+    private fun localVariableName(
+        methodNode: MethodNode,
+        index: Int,
+        suspensionCallIndex: Int
+    ): String? {
+        val variable = methodNode.localVariables.find {
+            index == it.index && methodNode.instructions.indexOf(it.start) <= suspensionCallIndex
+                    && suspensionCallIndex < methodNode.instructions.indexOf(it.end)
+        }
+        return variable?.name
     }
 
     /**
@@ -637,6 +699,8 @@ class CoroutineTransformerMethodVisitor(
 
         return
     }
+
+    private data class SpilledVariableDescriptor(val fieldName: String, val variableName: String)
 }
 
 internal fun InstructionAdapter.generateContinuationConstructorCall(

compiler/backend/src/org/jetbrains/kotlin/codegen/coroutines/SuspendFunctionGenerationStrategy.kt

@@ -70,7 +70,8 @@ open class SuspendFunctionGenerationStrategy(
             shouldPreserveClassInitialization = constructorCallNormalizationMode.shouldPreserveClassInitialization,
             needDispatchReceiver = originalSuspendDescriptor.dispatchReceiverParameter != null,
             internalNameForDispatchReceiver = containingClassInternalNameOrNull(),
-            languageVersionSettings = languageVersionSettings
+            languageVersionSettings = languageVersionSettings,
+            sourceFile = declaration.containingFile.name
         )
     }
 

compiler/backend/src/org/jetbrains/kotlin/codegen/coroutines/coroutineCodegenUtil.kt

@@ -54,20 +54,26 @@ const val COROUTINE_LABEL_FIELD_NAME = "label"
 const val SUSPEND_FUNCTION_CREATE_METHOD_NAME = "create"
 const val DO_RESUME_METHOD_NAME = "doResume"
 const val INVOKE_SUSPEND_METHOD_NAME = "invokeSuspend"
-const val DATA_FIELD_NAME = "data"
 const val EXCEPTION_FIELD_NAME = "exception"
 
+private val RELEASE_COROUTINES_VERSION_SETTINGS = LanguageVersionSettingsImpl(LanguageVersion.KOTLIN_1_3, ApiVersion.KOTLIN_1_3)
+
 fun LanguageVersionSettings.isResumeImplMethodName(name: String) =
     if (isReleaseCoroutines())
         name == INVOKE_SUSPEND_METHOD_NAME
     else
         name == DO_RESUME_METHOD_NAME
 
+fun LanguageVersionSettings.dataFieldName(): String = if (isReleaseCoroutines()) "result" else "data"
+
 fun isResumeImplMethodNameFromAnyLanguageSettings(name: String) = name == INVOKE_SUSPEND_METHOD_NAME || name == DO_RESUME_METHOD_NAME
 
 fun LanguageVersionSettings.coroutinesJvmInternalPackageFqName() =
     coroutinesPackageFqName().child(Name.identifier("jvm")).child(Name.identifier("internal"))
 
+val DEBUG_METADATA_ANNOTATION_ASM_TYPE = RELEASE_COROUTINES_VERSION_SETTINGS.coroutinesJvmInternalPackageFqName()
+    .child(Name.identifier("DebugMetadata")).topLevelClassAsmType()
+
 fun LanguageVersionSettings.continuationAsmType() =
     continuationInterfaceFqName().topLevelClassAsmType()
 

compiler/backend/src/org/jetbrains/kotlin/codegen/inline/AnonymousObjectTransformer.kt

@@ -452,7 +452,9 @@ class AnonymousObjectTransformer(
                 languageVersionSettings = languageVersionSettings,
                 shouldPreserveClassInitialization = state.constructorCallNormalizationMode.shouldPreserveClassInitialization,
                 containingClassInternalName = builder.thisName,
-                isForNamedFunction = false
+                isForNamedFunction = false,
+                sourceFile = sourceInfo ?: "",
+                isCrossinlineLambda = inliningContext.isContinuation
             )
         }
     }
@@ -481,7 +483,8 @@ class AnonymousObjectTransformer(
                 containingClassInternalName = builder.thisName,
                 isForNamedFunction = true,
                 needDispatchReceiver = true,
-                internalNameForDispatchReceiver = builder.thisName
+                internalNameForDispatchReceiver = builder.thisName,
+                sourceFile = sourceInfo ?: ""
             )
         }
     }

compiler/testData/codegen/box/coroutines/debug/debuggerMetadata.kt

@@ -0,0 +1,109 @@
+// !LANGUAGE: +ReleaseCoroutines
+
+// IGNORE_BACKEND: JVM_IR
+// TARGET_BACKEND: JVM
+// WITH_RUNTIME
+// WITH_COROUTINES
+
+@file:Suppress("INVISIBLE_REFERENCE", "INVISIBLE_MEMBER", "CANNOT_OVERRIDE_INVISIBLE_MEMBER")
+
+import helpers.*
+import kotlin.coroutines.*
+import kotlin.coroutines.intrinsics.*
+import kotlin.coroutines.jvm.internal.*
+
+suspend fun getSpilledToVariable() = suspendCoroutineUninterceptedOrReturn<Array<String>> {
+    (it as BaseContinuationImpl).getSpilledVariableFieldMapping()
+}
+
+fun Array<String>.toMap(): Map<String, String> {
+    val res = hashMapOf<String, String>()
+    for (i in 0..(size - 1) step 2) {
+        res[get(i)] = get(i + 1)
+    }
+    return res
+}
+
+var continuation: Continuation<Unit>? = null
+
+suspend fun suspendHere() = suspendCoroutineUninterceptedOrReturn<Unit> {
+    continuation = it
+    COROUTINE_SUSPENDED
+}
+
+suspend fun dummy() {}
+
+suspend fun named(): String {
+    dummy()
+    val s1 = ""
+    val s2 = ""
+    val s3 = ""
+    val s4 = ""
+    val s5 = ""
+    val s6 = ""
+    val s7 = ""
+    val s8 = ""
+    val s9 = ""
+    val map = getSpilledToVariable().toMap()
+    return map["L$0"] + map["L$1"] + map["L$2"] + map["L$3"] + map["L$4"] + map["L$5"] + map["L$6"] + map["L$7"] + map["L$8"]
+}
+
+suspend fun suspended() {
+    dummy()
+    val ss = ""
+    suspendHere()
+}
+
+suspend fun multipleLocalsInOneSlot() {
+    for (first in 0 until 1) {
+        suspendHere()
+    }
+    for (second in 0 until 1) {
+        suspendHere()
+    }
+}
+
+fun builder(c: suspend () -> Unit) {
+    c.startCoroutine(EmptyContinuation)
+}
+
+fun box(): String {
+    var res: String = ""
+    builder {
+        res = named()
+    }
+    if (res != "s1s2s3s4s5s6s7s8s9") {
+        return "" + res
+    }
+    builder {
+        dummy()
+        val a = ""
+        res = getSpilledToVariable().toMap()["L$0"] ?: "lambda fail"
+    }
+    if (res != "a") {
+        return "" + res
+    }
+
+    builder {
+        suspended()
+    }
+    res = (continuation!! as BaseContinuationImpl).getSpilledVariableFieldMapping().toMap()["L$0"] ?: "suspended fail"
+    if (res != "ss") {
+        return "" + res
+    }
+
+    builder {
+        multipleLocalsInOneSlot()
+    }
+    res = (continuation!! as BaseContinuationImpl).getSpilledVariableFieldMapping().toMap()["I$0"] ?: "multipleLocalsInOneSlot fail 1"
+    if (res != "first") {
+        return "" + res
+    }
+    continuation!!.resumeWith(SuccessOrFailure.success(Unit))
+    res = (continuation!! as BaseContinuationImpl).getSpilledVariableFieldMapping().toMap()["I$0"] ?: "multipleLocalsInOneSlot fail 2"
+    if (res != "second") {
+        return "" + res
+    }
+
+    return "OK"
+}

compiler/testData/codegen/box/coroutines/debug/runtimeDebugMetadata.kt

@@ -0,0 +1,71 @@
+// !LANGUAGE: +ReleaseCoroutines
+
+// IGNORE_BACKEND: JVM_IR
+// TARGET_BACKEND: JVM
+// WITH_RUNTIME
+// FULL_JDK
+// WITH_COROUTINES
+
+@file:Suppress("INVISIBLE_REFERENCE", "INVISIBLE_MEMBER", "CANNOT_OVERRIDE_INVISIBLE_MEMBER")
+
+import helpers.*
+import kotlin.coroutines.*
+import kotlin.coroutines.intrinsics.*
+import kotlin.coroutines.jvm.internal.*
+
+private fun BaseContinuationImpl.getSourceFileAndLineNumber(): Pair<String, Int> {
+    return (getStackTraceElement()?.fileName ?: "") to (getStackTraceElement()?.lineNumber ?: -1)
+}
+
+suspend fun getSourceFileAndLineNumberFromContinuation() = suspendCoroutineUninterceptedOrReturn<Pair<String, Int>> {
+    (it as BaseContinuationImpl).getSourceFileAndLineNumber()
+}
+
+var continuation: Continuation<*>? = null
+
+suspend fun suspendHere() = suspendCoroutineUninterceptedOrReturn<Unit> {
+    continuation = it
+    COROUTINE_SUSPENDED
+}
+
+suspend fun dummy() {}
+
+suspend fun named(): Pair<String, Int> {
+    dummy()
+    return getSourceFileAndLineNumberFromContinuation()
+}
+
+suspend fun suspended() {
+    dummy()
+    suspendHere()
+}
+
+fun builder(c: suspend () -> Unit) {
+    c.startCoroutine(EmptyContinuation)
+}
+
+fun box(): String {
+    var res: Any? = null
+    builder {
+        res = named()
+    }
+    if (res != Pair("runtimeDebugMetadata.kt", 35)) {
+        return "" + res
+    }
+    builder {
+        dummy()
+        res = getSourceFileAndLineNumberFromContinuation()
+    }
+    if (res != Pair("runtimeDebugMetadata.kt", 57)) {
+        return "" + res
+    }
+
+    builder {
+        suspended()
+    }
+    res = (continuation!! as BaseContinuationImpl).getSourceFileAndLineNumber()
+    if (res != Pair("runtimeDebugMetadata.kt", 40)) {
+        return "" + res
+    }
+    return "OK"
+}

compiler/testData/codegen/box/coroutines/noStdLib/crossinline.txt

@@ -1,4 +1,5 @@
 @kotlin.Metadata
+@kotlin.coroutines.jvm.internal.DebugMetadata
 public final class CrossinlineKt$box$1$filter$$inlined$source$1$1 {
     field L$0: java.lang.Object
     field L$1: java.lang.Object
@@ -6,8 +7,8 @@ public final class CrossinlineKt$box$1$filter$$inlined$source$1$1 {
     field L$3: java.lang.Object
     field L$4: java.lang.Object
     field L$5: java.lang.Object
-    synthetic field data: java.lang.Object
     field label: int
+    synthetic field result: java.lang.Object
     synthetic final field this$0: CrossinlineKt$box$1$filter$$inlined$source$1
     inner class CrossinlineKt$box$1$filter$$inlined$source$1
     inner class CrossinlineKt$box$1$filter$$inlined$source$1$1
@@ -15,14 +16,15 @@ public final class CrossinlineKt$box$1$filter$$inlined$source$1$1 {
     public final @org.jetbrains.annotations.Nullable method invokeSuspend(@org.jetbrains.annotations.NotNull p0: java.lang.Object): java.lang.Object
 }
 
+@kotlin.coroutines.jvm.internal.DebugMetadata
 @kotlin.Metadata
 public final class CrossinlineKt$box$1$filter$$inlined$source$1$lambda$1$1 {
     field L$0: java.lang.Object
     field L$1: java.lang.Object
     field L$2: java.lang.Object
     field L$3: java.lang.Object
-    synthetic field data: java.lang.Object
     field label: int
+    synthetic field result: java.lang.Object
     synthetic final field this$0: CrossinlineKt$box$1$filter$$inlined$source$1$lambda$1
     inner class CrossinlineKt$box$1$filter$$inlined$source$1$lambda$1
     inner class CrossinlineKt$box$1$filter$$inlined$source$1$lambda$1$1
@@ -53,8 +55,8 @@ public final class CrossinlineKt$box$1$filter$$inlined$source$1 {
 
 @kotlin.Metadata
 public final class CrossinlineKt$box$1$fold$$inlined$consumeEach$1$1 {
-    synthetic field data: java.lang.Object
     field label: int
+    synthetic field result: java.lang.Object
     synthetic final field this$0: CrossinlineKt$box$1$fold$$inlined$consumeEach$1
     inner class CrossinlineKt$box$1$fold$$inlined$consumeEach$1
     inner class CrossinlineKt$box$1$fold$$inlined$consumeEach$1$1
@@ -73,6 +75,7 @@ public final class CrossinlineKt$box$1$fold$$inlined$consumeEach$1 {
     public @org.jetbrains.annotations.Nullable method send(p0: java.lang.Object, @org.jetbrains.annotations.NotNull p1: kotlin.coroutines.Continuation): java.lang.Object
 }
 
+@kotlin.coroutines.jvm.internal.DebugMetadata
 @kotlin.Metadata
 public final class CrossinlineKt$box$1$invokeSuspend$$inlined$filter$1$1 {
     field L$0: java.lang.Object
@@ -81,8 +84,8 @@ public final class CrossinlineKt$box$1$invokeSuspend$$inlined$filter$1$1 {
     field L$3: java.lang.Object
     field L$4: java.lang.Object
     field L$5: java.lang.Object
-    synthetic field data: java.lang.Object
     field label: int
+    synthetic field result: java.lang.Object
     synthetic final field this$0: CrossinlineKt$box$1$invokeSuspend$$inlined$filter$1
     inner class CrossinlineKt$box$1$invokeSuspend$$inlined$filter$1
     inner class CrossinlineKt$box$1$invokeSuspend$$inlined$filter$1$1
@@ -90,14 +93,15 @@ public final class CrossinlineKt$box$1$invokeSuspend$$inlined$filter$1$1 {
     public final @org.jetbrains.annotations.Nullable method invokeSuspend(@org.jetbrains.annotations.NotNull p0: java.lang.Object): java.lang.Object
 }
 
+@kotlin.coroutines.jvm.internal.DebugMetadata
 @kotlin.Metadata
 public final class CrossinlineKt$box$1$invokeSuspend$$inlined$filter$1$2$1 {
     field L$0: java.lang.Object
     field L$1: java.lang.Object
     field L$2: java.lang.Object
     field L$3: java.lang.Object
-    synthetic field data: java.lang.Object
     field label: int
+    synthetic field result: java.lang.Object
     synthetic final field this$0: CrossinlineKt$box$1$invokeSuspend$$inlined$filter$1$2
     inner class CrossinlineKt$box$1$invokeSuspend$$inlined$filter$1$2
     inner class CrossinlineKt$box$1$invokeSuspend$$inlined$filter$1$2$1
@@ -135,6 +139,7 @@ public final class CrossinlineKt$box$1$invokeSuspend$$inlined$fold$1 {
     public @org.jetbrains.annotations.Nullable method send(p0: java.lang.Object, @org.jetbrains.annotations.NotNull p1: kotlin.coroutines.Continuation): java.lang.Object
 }
 
+@kotlin.coroutines.jvm.internal.DebugMetadata
 @kotlin.Metadata
 final class CrossinlineKt$box$1 {
     synthetic final field $res: kotlin.jvm.internal.Ref$IntRef
@@ -153,8 +158,8 @@ final class CrossinlineKt$box$1 {
 
 @kotlin.Metadata
 public final class CrossinlineKt$consumeEach$2$send$1 {
-    synthetic field data: java.lang.Object
     field label: int
+    synthetic field result: java.lang.Object
     synthetic final field this$0: CrossinlineKt$consumeEach$2
     inner class CrossinlineKt$consumeEach$2
     inner class CrossinlineKt$consumeEach$2$send$1
@@ -173,6 +178,7 @@ public final class CrossinlineKt$consumeEach$2 {
 }
 
 @kotlin.Metadata
+@kotlin.coroutines.jvm.internal.DebugMetadata
 public final class CrossinlineKt$filter$$inlined$source$1$1 {
     field L$0: java.lang.Object
     field L$1: java.lang.Object
@@ -180,8 +186,8 @@ public final class CrossinlineKt$filter$$inlined$source$1$1 {
     field L$3: java.lang.Object
     field L$4: java.lang.Object
     field L$5: java.lang.Object
-    synthetic field data: java.lang.Object
     field label: int
+    synthetic field result: java.lang.Object
     synthetic final field this$0: CrossinlineKt$filter$$inlined$source$1
     inner class CrossinlineKt$filter$$inlined$source$1
     inner class CrossinlineKt$filter$$inlined$source$1$1
@@ -189,14 +195,15 @@ public final class CrossinlineKt$filter$$inlined$source$1$1 {
     public final @org.jetbrains.annotations.Nullable method invokeSuspend(@org.jetbrains.annotations.NotNull p0: java.lang.Object): java.lang.Object
 }
 
+@kotlin.coroutines.jvm.internal.DebugMetadata
 @kotlin.Metadata
 public final class CrossinlineKt$filter$$inlined$source$1$lambda$1$1 {
     field L$0: java.lang.Object
     field L$1: java.lang.Object
     field L$2: java.lang.Object
     field L$3: java.lang.Object
-    synthetic field data: java.lang.Object
     field label: int
+    synthetic field result: java.lang.Object
     synthetic final field this$0: CrossinlineKt$filter$$inlined$source$1$lambda$1
     inner class CrossinlineKt$filter$$inlined$source$1$lambda$1
     inner class CrossinlineKt$filter$$inlined$source$1$lambda$1$1
@@ -227,8 +234,8 @@ public final class CrossinlineKt$filter$$inlined$source$1 {
 
 @kotlin.Metadata
 public final class CrossinlineKt$fold$$inlined$consumeEach$1$1 {
-    synthetic field data: java.lang.Object
     field label: int
+    synthetic field result: java.lang.Object
     synthetic final field this$0: CrossinlineKt$fold$$inlined$consumeEach$1
     inner class CrossinlineKt$fold$$inlined$consumeEach$1
     inner class CrossinlineKt$fold$$inlined$consumeEach$1$1
@@ -248,6 +255,7 @@ public final class CrossinlineKt$fold$$inlined$consumeEach$1 {
 }
 
 @kotlin.Metadata
+@kotlin.coroutines.jvm.internal.DebugMetadata
 public final class CrossinlineKt$range$$inlined$source$1$1 {
     field I$0: int
     field L$0: java.lang.Object
@@ -255,8 +263,8 @@ public final class CrossinlineKt$range$$inlined$source$1$1 {
     field L$2: java.lang.Object
     field L$3: java.lang.Object
     field L$4: java.lang.Object
-    synthetic field data: java.lang.Object
     field label: int
+    synthetic field result: java.lang.Object
     synthetic final field this$0: CrossinlineKt$range$$inlined$source$1
     inner class CrossinlineKt$range$$inlined$source$1
     inner class CrossinlineKt$range$$inlined$source$1$1
@@ -276,8 +284,8 @@ public final class CrossinlineKt$range$$inlined$source$1 {
 
 @kotlin.Metadata
 public final class CrossinlineKt$source$1$consume$1 {
-    synthetic field data: java.lang.Object
     field label: int
+    synthetic field result: java.lang.Object
     synthetic final field this$0: CrossinlineKt$source$1
     inner class CrossinlineKt$source$1
     inner class CrossinlineKt$source$1$consume$1

compiler/testData/codegen/box/coroutines/tailCallOptimizations/crossinline.txt

@@ -1,4 +1,5 @@
 @kotlin.Metadata
+@kotlin.coroutines.jvm.internal.DebugMetadata
 public final class CrossinlineKt$box$1$filter$$inlined$source$1$1 {
     field L$0: java.lang.Object
     field L$1: java.lang.Object
@@ -6,8 +7,8 @@ public final class CrossinlineKt$box$1$filter$$inlined$source$1$1 {
     field L$3: java.lang.Object
     field L$4: java.lang.Object
     field L$5: java.lang.Object
-    synthetic field data: java.lang.Object
     field label: int
+    synthetic field result: java.lang.Object
     synthetic final field this$0: CrossinlineKt$box$1$filter$$inlined$source$1
     inner class CrossinlineKt$box$1$filter$$inlined$source$1
     inner class CrossinlineKt$box$1$filter$$inlined$source$1$1
@@ -15,14 +16,15 @@ public final class CrossinlineKt$box$1$filter$$inlined$source$1$1 {
     public final @org.jetbrains.annotations.Nullable method invokeSuspend(@org.jetbrains.annotations.NotNull p0: java.lang.Object): java.lang.Object
 }
 
+@kotlin.coroutines.jvm.internal.DebugMetadata
 @kotlin.Metadata
 public final class CrossinlineKt$box$1$filter$$inlined$source$1$lambda$1$1 {
     field L$0: java.lang.Object
     field L$1: java.lang.Object
     field L$2: java.lang.Object
     field L$3: java.lang.Object
-    synthetic field data: java.lang.Object
     field label: int
+    synthetic field result: java.lang.Object
     synthetic final field this$0: CrossinlineKt$box$1$filter$$inlined$source$1$lambda$1
     inner class CrossinlineKt$box$1$filter$$inlined$source$1$lambda$1
     inner class CrossinlineKt$box$1$filter$$inlined$source$1$lambda$1$1
@@ -53,8 +55,8 @@ public final class CrossinlineKt$box$1$filter$$inlined$source$1 {
 
 @kotlin.Metadata
 public final class CrossinlineKt$box$1$fold$$inlined$consumeEach$1$1 {
-    synthetic field data: java.lang.Object
     field label: int
+    synthetic field result: java.lang.Object
     synthetic final field this$0: CrossinlineKt$box$1$fold$$inlined$consumeEach$1
     inner class CrossinlineKt$box$1$fold$$inlined$consumeEach$1
     inner class CrossinlineKt$box$1$fold$$inlined$consumeEach$1$1
@@ -73,6 +75,7 @@ public final class CrossinlineKt$box$1$fold$$inlined$consumeEach$1 {
     public @org.jetbrains.annotations.Nullable method send(p0: java.lang.Object, @org.jetbrains.annotations.NotNull p1: kotlin.coroutines.Continuation): java.lang.Object
 }
 
+@kotlin.coroutines.jvm.internal.DebugMetadata
 @kotlin.Metadata
 public final class CrossinlineKt$box$1$invokeSuspend$$inlined$filter$1$1 {
     field L$0: java.lang.Object
@@ -81,8 +84,8 @@ public final class CrossinlineKt$box$1$invokeSuspend$$inlined$filter$1$1 {
     field L$3: java.lang.Object
     field L$4: java.lang.Object
     field L$5: java.lang.Object
-    synthetic field data: java.lang.Object
     field label: int
+    synthetic field result: java.lang.Object
     synthetic final field this$0: CrossinlineKt$box$1$invokeSuspend$$inlined$filter$1
     inner class CrossinlineKt$box$1$invokeSuspend$$inlined$filter$1
     inner class CrossinlineKt$box$1$invokeSuspend$$inlined$filter$1$1
@@ -90,14 +93,15 @@ public final class CrossinlineKt$box$1$invokeSuspend$$inlined$filter$1$1 {
     public final @org.jetbrains.annotations.Nullable method invokeSuspend(@org.jetbrains.annotations.NotNull p0: java.lang.Object): java.lang.Object
 }
 
+@kotlin.coroutines.jvm.internal.DebugMetadata
 @kotlin.Metadata
 public final class CrossinlineKt$box$1$invokeSuspend$$inlined$filter$1$2$1 {
     field L$0: java.lang.Object
     field L$1: java.lang.Object
     field L$2: java.lang.Object
     field L$3: java.lang.Object
-    synthetic field data: java.lang.Object
     field label: int
+    synthetic field result: java.lang.Object
     synthetic final field this$0: CrossinlineKt$box$1$invokeSuspend$$inlined$filter$1$2
     inner class CrossinlineKt$box$1$invokeSuspend$$inlined$filter$1$2
     inner class CrossinlineKt$box$1$invokeSuspend$$inlined$filter$1$2$1
@@ -135,6 +139,7 @@ public final class CrossinlineKt$box$1$invokeSuspend$$inlined$fold$1 {
     public @org.jetbrains.annotations.Nullable method send(p0: java.lang.Object, @org.jetbrains.annotations.NotNull p1: kotlin.coroutines.Continuation): java.lang.Object
 }
 
+@kotlin.coroutines.jvm.internal.DebugMetadata
 @kotlin.Metadata
 final class CrossinlineKt$box$1 {
     synthetic final field $res: kotlin.jvm.internal.Ref$IntRef
@@ -153,8 +158,8 @@ final class CrossinlineKt$box$1 {
 
 @kotlin.Metadata
 public final class CrossinlineKt$consumeEach$2$send$1 {
-    synthetic field data: java.lang.Object
     field label: int
+    synthetic field result: java.lang.Object
     synthetic final field this$0: CrossinlineKt$consumeEach$2
     inner class CrossinlineKt$consumeEach$2
     inner class CrossinlineKt$consumeEach$2$send$1
@@ -173,6 +178,7 @@ public final class CrossinlineKt$consumeEach$2 {
 }
 
 @kotlin.Metadata
+@kotlin.coroutines.jvm.internal.DebugMetadata
 public final class CrossinlineKt$filter$$inlined$source$1$1 {
     field L$0: java.lang.Object
     field L$1: java.lang.Object
@@ -180,8 +186,8 @@ public final class CrossinlineKt$filter$$inlined$source$1$1 {
     field L$3: java.lang.Object
     field L$4: java.lang.Object
     field L$5: java.lang.Object
-    synthetic field data: java.lang.Object
     field label: int
+    synthetic field result: java.lang.Object
     synthetic final field this$0: CrossinlineKt$filter$$inlined$source$1
     inner class CrossinlineKt$filter$$inlined$source$1
     inner class CrossinlineKt$filter$$inlined$source$1$1
@@ -189,14 +195,15 @@ public final class CrossinlineKt$filter$$inlined$source$1$1 {
     public final @org.jetbrains.annotations.Nullable method invokeSuspend(@org.jetbrains.annotations.NotNull p0: java.lang.Object): java.lang.Object
 }
 
+@kotlin.coroutines.jvm.internal.DebugMetadata
 @kotlin.Metadata
 public final class CrossinlineKt$filter$$inlined$source$1$lambda$1$1 {
     field L$0: java.lang.Object
     field L$1: java.lang.Object
     field L$2: java.lang.Object
     field L$3: java.lang.Object
-    synthetic field data: java.lang.Object
     field label: int
+    synthetic field result: java.lang.Object
     synthetic final field this$0: CrossinlineKt$filter$$inlined$source$1$lambda$1
     inner class CrossinlineKt$filter$$inlined$source$1$lambda$1
     inner class CrossinlineKt$filter$$inlined$source$1$lambda$1$1
@@ -227,8 +234,8 @@ public final class CrossinlineKt$filter$$inlined$source$1 {
 
 @kotlin.Metadata
 public final class CrossinlineKt$fold$$inlined$consumeEach$1$1 {
-    synthetic field data: java.lang.Object
     field label: int
+    synthetic field result: java.lang.Object
     synthetic final field this$0: CrossinlineKt$fold$$inlined$consumeEach$1
     inner class CrossinlineKt$fold$$inlined$consumeEach$1
     inner class CrossinlineKt$fold$$inlined$consumeEach$1$1
@@ -248,6 +255,7 @@ public final class CrossinlineKt$fold$$inlined$consumeEach$1 {
 }
 
 @kotlin.Metadata
+@kotlin.coroutines.jvm.internal.DebugMetadata
 public final class CrossinlineKt$range$$inlined$source$1$1 {
     field I$0: int
     field I$1: int
@@ -256,8 +264,8 @@ public final class CrossinlineKt$range$$inlined$source$1$1 {
     field L$2: java.lang.Object
     field L$3: java.lang.Object
     field L$4: java.lang.Object
-    synthetic field data: java.lang.Object
     field label: int
+    synthetic field result: java.lang.Object
     synthetic final field this$0: CrossinlineKt$range$$inlined$source$1
     inner class CrossinlineKt$range$$inlined$source$1
     inner class CrossinlineKt$range$$inlined$source$1$1
@@ -277,8 +285,8 @@ public final class CrossinlineKt$range$$inlined$source$1 {
 
 @kotlin.Metadata
 public final class CrossinlineKt$source$1$consume$1 {
-    synthetic field data: java.lang.Object
     field label: int
+    synthetic field result: java.lang.Object
     synthetic final field this$0: CrossinlineKt$source$1
     inner class CrossinlineKt$source$1
     inner class CrossinlineKt$source$1$consume$1

compiler/testData/codegen/box/coroutines/tailCallOptimizations/inlineWithStateMachine.txt

@@ -1,3 +1,4 @@
+@kotlin.coroutines.jvm.internal.DebugMetadata
 @kotlin.Metadata
 final class InlineWithStateMachineKt$box$1 {
     synthetic final field $result: kotlin.jvm.internal.Ref$ObjectRef
@@ -11,22 +12,24 @@ final class InlineWithStateMachineKt$box$1 {
 }
 
 @kotlin.Metadata
+@kotlin.coroutines.jvm.internal.DebugMetadata
 final class InlineWithStateMachineKt$mainSuspend$1 {
     field L$0: java.lang.Object
     field L$1: java.lang.Object
-    synthetic field data: java.lang.Object
     field label: int
+    synthetic field result: java.lang.Object
     inner class InlineWithStateMachineKt$mainSuspend$1
     method <init>(p0: kotlin.coroutines.Continuation): void
     public final @org.jetbrains.annotations.Nullable method invokeSuspend(@org.jetbrains.annotations.NotNull p0: java.lang.Object): java.lang.Object
 }
 
 @kotlin.Metadata
+@kotlin.coroutines.jvm.internal.DebugMetadata
 public final class InlineWithStateMachineKt$suspendHere$1 {
     field L$0: java.lang.Object
     field L$1: java.lang.Object
-    synthetic field data: java.lang.Object
     field label: int
+    synthetic field result: java.lang.Object
     inner class InlineWithStateMachineKt$suspendHere$1
     public method <init>(p0: kotlin.coroutines.Continuation): void
     public final @org.jetbrains.annotations.Nullable method invokeSuspend(@org.jetbrains.annotations.NotNull p0: java.lang.Object): java.lang.Object

compiler/testData/codegen/box/coroutines/tailCallOptimizations/inlineWithoutStateMachine.txt

@@ -1,3 +1,4 @@
+@kotlin.coroutines.jvm.internal.DebugMetadata
 @kotlin.Metadata
 final class InlineWithoutStateMachineKt$box$1 {
     synthetic final field $result: kotlin.jvm.internal.Ref$ObjectRef
@@ -12,11 +13,12 @@ final class InlineWithoutStateMachineKt$box$1 {
 }
 
 @kotlin.Metadata
+@kotlin.coroutines.jvm.internal.DebugMetadata
 final class InlineWithoutStateMachineKt$complexSuspend$1 {
     field L$0: java.lang.Object
     field L$1: java.lang.Object
-    synthetic field data: java.lang.Object
     field label: int
+    synthetic field result: java.lang.Object
     inner class InlineWithoutStateMachineKt$complexSuspend$1
     method <init>(p0: kotlin.coroutines.Continuation): void
     public final @org.jetbrains.annotations.Nullable method invokeSuspend(@org.jetbrains.annotations.NotNull p0: java.lang.Object): java.lang.Object

compiler/testData/codegen/box/coroutines/tailCallOptimizations/simple.txt

@@ -1,3 +1,4 @@
+@kotlin.coroutines.jvm.internal.DebugMetadata
 @kotlin.Metadata
 final class SimpleKt$box$1 {
     synthetic final field $result: kotlin.jvm.internal.Ref$ObjectRef

compiler/testData/codegen/box/coroutines/tailCallOptimizations/whenUnit.txt

@@ -1,3 +1,4 @@
+@kotlin.coroutines.jvm.internal.DebugMetadata
 @kotlin.Metadata
 final class WhenUnitKt$box$1 {
     field label: int

compiler/testData/codegen/bytecodeListing/coroutineContextIntrinsic_1_3.txt

@@ -1,7 +1,8 @@
 @kotlin.Metadata
+@kotlin.coroutines.jvm.internal.DebugMetadata
 final class CoroutineContextIntrinsicKt$notTailCall$1 {
-    synthetic field data: java.lang.Object
     field label: int
+    synthetic field result: java.lang.Object
     inner class CoroutineContextIntrinsicKt$notTailCall$1
     method <init>(p0: kotlin.coroutines.Continuation): void
     public final @org.jetbrains.annotations.Nullable method invokeSuspend(@org.jetbrains.annotations.NotNull p0: java.lang.Object): java.lang.Object

compiler/testData/codegen/bytecodeListing/coroutineFields_1_3.txt

@@ -1,8 +1,9 @@
 @kotlin.Metadata
+@kotlin.coroutines.jvm.internal.DebugMetadata
 final class Controller$multipleSuspensions$1 {
     field L$0: java.lang.Object
-    synthetic field data: java.lang.Object
     field label: int
+    synthetic field result: java.lang.Object
     synthetic final field this$0: Controller
     inner class Controller$multipleSuspensions$1
     method <init>(p0: Controller, p1: kotlin.coroutines.Continuation): void
@@ -10,10 +11,11 @@ final class Controller$multipleSuspensions$1 {
 }
 
 @kotlin.Metadata
+@kotlin.coroutines.jvm.internal.DebugMetadata
 final class Controller$nonTailCall$1 {
     field L$0: java.lang.Object
-    synthetic field data: java.lang.Object
     field label: int
+    synthetic field result: java.lang.Object
     synthetic final field this$0: Controller
     inner class Controller$nonTailCall$1
     method <init>(p0: Controller, p1: kotlin.coroutines.Continuation): void
@@ -31,6 +33,7 @@ public final class Controller {
     public final @org.jetbrains.annotations.Nullable method tailCall(@org.jetbrains.annotations.NotNull p0: kotlin.coroutines.Continuation): java.lang.Object
 }
 
+@kotlin.coroutines.jvm.internal.DebugMetadata
 @kotlin.Metadata
 final class CoroutineFieldsKt$box$1 {
     synthetic final field $result: kotlin.jvm.internal.Ref$ObjectRef

compiler/testData/codegen/bytecodeListing/oomInReturnUnit_1_3.txt

@@ -1,8 +1,9 @@
 @kotlin.Metadata
+@kotlin.coroutines.jvm.internal.DebugMetadata
 final class OomInReturnUnitKt$test$1 {
     field L$0: java.lang.Object
-    synthetic field data: java.lang.Object
     field label: int
+    synthetic field result: java.lang.Object
     inner class OomInReturnUnitKt$test$1
     method <init>(p0: kotlin.coroutines.Continuation): void
     public final @org.jetbrains.annotations.Nullable method invokeSuspend(@org.jetbrains.annotations.NotNull p0: java.lang.Object): java.lang.Object

compiler/testData/codegen/bytecodeListing/tailcall/tailSuspendUnitFun_1_3.txt

@@ -5,34 +5,38 @@ public final class Generic {
 }
 
 @kotlin.Metadata
+@kotlin.coroutines.jvm.internal.DebugMetadata
 final class TailSuspendUnitFunKt$callsIntNotTailCall$1 {
-    synthetic field data: java.lang.Object
     field label: int
+    synthetic field result: java.lang.Object
     inner class TailSuspendUnitFunKt$callsIntNotTailCall$1
     method <init>(p0: kotlin.coroutines.Continuation): void
     public final @org.jetbrains.annotations.Nullable method invokeSuspend(@org.jetbrains.annotations.NotNull p0: java.lang.Object): java.lang.Object
 }
 
 @kotlin.Metadata
+@kotlin.coroutines.jvm.internal.DebugMetadata
 final class TailSuspendUnitFunKt$lambdaAsParameterNotTailCall$1 {
     field L$0: java.lang.Object
-    synthetic field data: java.lang.Object
     field label: int
+    synthetic field result: java.lang.Object
     inner class TailSuspendUnitFunKt$lambdaAsParameterNotTailCall$1
     method <init>(p0: kotlin.coroutines.Continuation): void
     public final @org.jetbrains.annotations.Nullable method invokeSuspend(@org.jetbrains.annotations.NotNull p0: java.lang.Object): java.lang.Object
 }
 
 @kotlin.Metadata
+@kotlin.coroutines.jvm.internal.DebugMetadata
 final class TailSuspendUnitFunKt$multipleExitPointsNotTailCall$1 {
     field Z$0: boolean
-    synthetic field data: java.lang.Object
     field label: int
+    synthetic field result: java.lang.Object
     inner class TailSuspendUnitFunKt$multipleExitPointsNotTailCall$1
     method <init>(p0: kotlin.coroutines.Continuation): void
     public final @org.jetbrains.annotations.Nullable method invokeSuspend(@org.jetbrains.annotations.NotNull p0: java.lang.Object): java.lang.Object
 }
 
+@kotlin.coroutines.jvm.internal.DebugMetadata
 @kotlin.Metadata
 final class TailSuspendUnitFunKt$multipleExitPointsWhen$2 {
     field label: int
@@ -44,9 +48,10 @@ final class TailSuspendUnitFunKt$multipleExitPointsWhen$2 {
 }
 
 @kotlin.Metadata
+@kotlin.coroutines.jvm.internal.DebugMetadata
 final class TailSuspendUnitFunKt$notTailCall$1 {
-    synthetic field data: java.lang.Object
     field label: int
+    synthetic field result: java.lang.Object
     inner class TailSuspendUnitFunKt$notTailCall$1
     method <init>(p0: kotlin.coroutines.Continuation): void
     public final @org.jetbrains.annotations.Nullable method invokeSuspend(@org.jetbrains.annotations.NotNull p0: java.lang.Object): java.lang.Object
@@ -63,9 +68,10 @@ final class TailSuspendUnitFunKt$useGenericIngerType$2 {
 }
 
 @kotlin.Metadata
+@kotlin.coroutines.jvm.internal.DebugMetadata
 final class TailSuspendUnitFunKt$useNullableUnit$1 {
-    synthetic field data: java.lang.Object
     field label: int
+    synthetic field result: java.lang.Object
     inner class TailSuspendUnitFunKt$useNullableUnit$1
     method <init>(p0: kotlin.coroutines.Continuation): void
     public final @org.jetbrains.annotations.Nullable method invokeSuspend(@org.jetbrains.annotations.NotNull p0: java.lang.Object): java.lang.Object

compiler/testData/codegen/bytecodeListing/tailcall/tryCatchTailCall_1_3.txt

@@ -1,7 +1,8 @@
 @kotlin.Metadata
+@kotlin.coroutines.jvm.internal.DebugMetadata
 final class TryCatchTailCallKt$catchException$1 {
-    synthetic field data: java.lang.Object
     field label: int
+    synthetic field result: java.lang.Object
     inner class TryCatchTailCallKt$catchException$1
     method <init>(p0: kotlin.coroutines.Continuation): void
     public final @org.jetbrains.annotations.Nullable method invokeSuspend(@org.jetbrains.annotations.NotNull p0: java.lang.Object): java.lang.Object

compiler/testData/codegen/bytecodeListing/tailcall/unreachable_1_3.txt

@@ -5,34 +5,38 @@ public final class Generic {
 }
 
 @kotlin.Metadata
+@kotlin.coroutines.jvm.internal.DebugMetadata
 final class UnreachableKt$callsIntNotTailCall$1 {
-    synthetic field data: java.lang.Object
     field label: int
+    synthetic field result: java.lang.Object
     inner class UnreachableKt$callsIntNotTailCall$1
     method <init>(p0: kotlin.coroutines.Continuation): void
     public final @org.jetbrains.annotations.Nullable method invokeSuspend(@org.jetbrains.annotations.NotNull p0: java.lang.Object): java.lang.Object
 }
 
 @kotlin.Metadata
+@kotlin.coroutines.jvm.internal.DebugMetadata
 final class UnreachableKt$lambdaAsParameterNotTailCall$1 {
     field L$0: java.lang.Object
-    synthetic field data: java.lang.Object
     field label: int
+    synthetic field result: java.lang.Object
     inner class UnreachableKt$lambdaAsParameterNotTailCall$1
     method <init>(p0: kotlin.coroutines.Continuation): void
     public final @org.jetbrains.annotations.Nullable method invokeSuspend(@org.jetbrains.annotations.NotNull p0: java.lang.Object): java.lang.Object
 }
 
 @kotlin.Metadata
+@kotlin.coroutines.jvm.internal.DebugMetadata
 final class UnreachableKt$multipleExitPointsNotTailCall$1 {
     field Z$0: boolean
-    synthetic field data: java.lang.Object
     field label: int
+    synthetic field result: java.lang.Object
     inner class UnreachableKt$multipleExitPointsNotTailCall$1
     method <init>(p0: kotlin.coroutines.Continuation): void
     public final @org.jetbrains.annotations.Nullable method invokeSuspend(@org.jetbrains.annotations.NotNull p0: java.lang.Object): java.lang.Object
 }
 
+@kotlin.coroutines.jvm.internal.DebugMetadata
 @kotlin.Metadata
 final class UnreachableKt$multipleExitPointsWhen$2 {
     field label: int
@@ -44,9 +48,10 @@ final class UnreachableKt$multipleExitPointsWhen$2 {
 }
 
 @kotlin.Metadata
+@kotlin.coroutines.jvm.internal.DebugMetadata
 final class UnreachableKt$notTailCall$1 {
-    synthetic field data: java.lang.Object
     field label: int
+    synthetic field result: java.lang.Object
     inner class UnreachableKt$notTailCall$1
     method <init>(p0: kotlin.coroutines.Continuation): void
     public final @org.jetbrains.annotations.Nullable method invokeSuspend(@org.jetbrains.annotations.NotNull p0: java.lang.Object): java.lang.Object
@@ -63,9 +68,10 @@ final class UnreachableKt$useGenericInferType$2 {
 }
 
 @kotlin.Metadata
+@kotlin.coroutines.jvm.internal.DebugMetadata
 final class UnreachableKt$useNullableUnit$1 {
-    synthetic field data: java.lang.Object
     field label: int
+    synthetic field result: java.lang.Object
     inner class UnreachableKt$useNullableUnit$1
     method <init>(p0: kotlin.coroutines.Continuation): void
     public final @org.jetbrains.annotations.Nullable method invokeSuspend(@org.jetbrains.annotations.NotNull p0: java.lang.Object): java.lang.Object

compiler/tests/org/jetbrains/kotlin/codegen/BlackBoxCodegenTestGenerated.java

@@ -6434,6 +6434,29 @@ public class BlackBoxCodegenTestGenerated extends AbstractBlackBoxCodegenTest {
             }
         }
 
+        @TestMetadata("compiler/testData/codegen/box/coroutines/debug")
+        @TestDataPath("$PROJECT_ROOT")
+        @RunWith(JUnit3RunnerWithInners.class)
+        public static class Debug extends AbstractBlackBoxCodegenTest {
+            private void runTest(String testDataFilePath) throws Exception {
+                KotlinTestUtils.runTest(this::doTest, TargetBackend.JVM, testDataFilePath);
+            }
+
+            public void testAllFilesPresentInDebug() throws Exception {
+                KotlinTestUtils.assertAllTestsPresentByMetadata(this.getClass(), new File("compiler/testData/codegen/box/coroutines/debug"), Pattern.compile("^(.+)\\.kt$"), TargetBackend.JVM, true);
+            }
+
+            @TestMetadata("debuggerMetadata.kt")
+            public void testDebuggerMetadata() throws Exception {
+                runTest("compiler/testData/codegen/box/coroutines/debug/debuggerMetadata.kt");
+            }
+
+            @TestMetadata("runtimeDebugMetadata.kt")
+            public void testRuntimeDebugMetadata() throws Exception {
+                runTest("compiler/testData/codegen/box/coroutines/debug/runtimeDebugMetadata.kt");
+            }
+        }
+
         @TestMetadata("compiler/testData/codegen/box/coroutines/featureIntersection")
         @TestDataPath("$PROJECT_ROOT")
         @RunWith(JUnit3RunnerWithInners.class)

compiler/tests/org/jetbrains/kotlin/codegen/LightAnalysisModeTestGenerated.java

@@ -6434,6 +6434,29 @@ public class LightAnalysisModeTestGenerated extends AbstractLightAnalysisModeTes
             }
         }
 
+        @TestMetadata("compiler/testData/codegen/box/coroutines/debug")
+        @TestDataPath("$PROJECT_ROOT")
+        @RunWith(JUnit3RunnerWithInners.class)
+        public static class Debug extends AbstractLightAnalysisModeTest {
+            private void runTest(String testDataFilePath) throws Exception {
+                KotlinTestUtils.runTest(this::doTest, TargetBackend.JVM, testDataFilePath);
+            }
+
+            public void testAllFilesPresentInDebug() throws Exception {
+                KotlinTestUtils.assertAllTestsPresentByMetadata(this.getClass(), new File("compiler/testData/codegen/box/coroutines/debug"), Pattern.compile("^(.+)\\.kt$"), TargetBackend.JVM, true);
+            }
+
+            @TestMetadata("debuggerMetadata.kt")
+            public void testDebuggerMetadata() throws Exception {
+                runTest("compiler/testData/codegen/box/coroutines/debug/debuggerMetadata.kt");
+            }
+
+            @TestMetadata("runtimeDebugMetadata.kt")
+            public void testRuntimeDebugMetadata() throws Exception {
+                runTest("compiler/testData/codegen/box/coroutines/debug/runtimeDebugMetadata.kt");
+            }
+        }
+
         @TestMetadata("compiler/testData/codegen/box/coroutines/featureIntersection")
         @TestDataPath("$PROJECT_ROOT")
         @RunWith(JUnit3RunnerWithInners.class)

compiler/tests/org/jetbrains/kotlin/codegen/ir/IrBlackBoxCodegenTestGenerated.java

@@ -6434,6 +6434,29 @@ public class IrBlackBoxCodegenTestGenerated extends AbstractIrBlackBoxCodegenTes
             }
         }
 
+        @TestMetadata("compiler/testData/codegen/box/coroutines/debug")
+        @TestDataPath("$PROJECT_ROOT")
+        @RunWith(JUnit3RunnerWithInners.class)
+        public static class Debug extends AbstractIrBlackBoxCodegenTest {
+            private void runTest(String testDataFilePath) throws Exception {
+                KotlinTestUtils.runTest(this::doTest, TargetBackend.JVM_IR, testDataFilePath);
+            }
+
+            public void testAllFilesPresentInDebug() throws Exception {
+                KotlinTestUtils.assertAllTestsPresentByMetadata(this.getClass(), new File("compiler/testData/codegen/box/coroutines/debug"), Pattern.compile("^(.+)\\.kt$"), TargetBackend.JVM_IR, true);
+            }
+
+            @TestMetadata("debuggerMetadata.kt")
+            public void testDebuggerMetadata() throws Exception {
+                runTest("compiler/testData/codegen/box/coroutines/debug/debuggerMetadata.kt");
+            }
+
+            @TestMetadata("runtimeDebugMetadata.kt")
+            public void testRuntimeDebugMetadata() throws Exception {
+                runTest("compiler/testData/codegen/box/coroutines/debug/runtimeDebugMetadata.kt");
+            }
+        }
+
         @TestMetadata("compiler/testData/codegen/box/coroutines/featureIntersection")
         @TestDataPath("$PROJECT_ROOT")
         @RunWith(JUnit3RunnerWithInners.class)

js/js.tests/test/org/jetbrains/kotlin/js/test/semantics/IrJsCodegenBoxTestGenerated.java

@@ -5619,6 +5619,19 @@ public class IrJsCodegenBoxTestGenerated extends AbstractIrJsCodegenBoxTest {
             }
         }
 
+        @TestMetadata("compiler/testData/codegen/box/coroutines/debug")
+        @TestDataPath("$PROJECT_ROOT")
+        @RunWith(JUnit3RunnerWithInners.class)
+        public static class Debug extends AbstractIrJsCodegenBoxTest {
+            private void runTest(String testDataFilePath) throws Exception {
+                KotlinTestUtils.runTest0(this::doTest, TargetBackend.JS_IR, testDataFilePath);
+            }
+
+            public void testAllFilesPresentInDebug() throws Exception {
+                KotlinTestUtils.assertAllTestsPresentByMetadata(this.getClass(), new File("compiler/testData/codegen/box/coroutines/debug"), Pattern.compile("^(.+)\\.kt$"), TargetBackend.JS_IR, true);
+            }
+        }
+
         @TestMetadata("compiler/testData/codegen/box/coroutines/featureIntersection")
         @TestDataPath("$PROJECT_ROOT")
         @RunWith(JUnit3RunnerWithInners.class)

js/js.tests/test/org/jetbrains/kotlin/js/test/semantics/JsCodegenBoxTestGenerated.java

@@ -6144,6 +6144,19 @@ public class JsCodegenBoxTestGenerated extends AbstractJsCodegenBoxTest {
             }
         }
 
+        @TestMetadata("compiler/testData/codegen/box/coroutines/debug")
+        @TestDataPath("$PROJECT_ROOT")
+        @RunWith(JUnit3RunnerWithInners.class)
+        public static class Debug extends AbstractJsCodegenBoxTest {
+            private void runTest(String testDataFilePath) throws Exception {
+                KotlinTestUtils.runTest0(this::doTest, TargetBackend.JS, testDataFilePath);
+            }
+
+            public void testAllFilesPresentInDebug() throws Exception {
+                KotlinTestUtils.assertAllTestsPresentByMetadata(this.getClass(), new File("compiler/testData/codegen/box/coroutines/debug"), Pattern.compile("^(.+)\\.kt$"), TargetBackend.JS, true);
+            }
+        }
+
         @TestMetadata("compiler/testData/codegen/box/coroutines/featureIntersection")
         @TestDataPath("$PROJECT_ROOT")
         @RunWith(JUnit3RunnerWithInners.class)