PSI2IR / FIR2IR: bind FunctionN as receiver when suspend-converting

This is more consistent with adapted references & allows skipping a
temporary variable.

compiler/fir/fir2ir/src/org/jetbrains/kotlin/fir/backend/generators/AdapterGenerator.kt

@@ -14,12 +14,10 @@ import org.jetbrains.kotlin.fir.expressions.*
 import org.jetbrains.kotlin.fir.expressions.impl.FirNoReceiverExpression
 import org.jetbrains.kotlin.fir.render
 import org.jetbrains.kotlin.fir.resolve.inference.*
-import org.jetbrains.kotlin.fir.symbols.impl.FirFunctionSymbol
 import org.jetbrains.kotlin.fir.types.ConeClassLikeType
 import org.jetbrains.kotlin.fir.types.ConeKotlinType
 import org.jetbrains.kotlin.fir.types.FirTypeRef
 import org.jetbrains.kotlin.fir.types.coneType
-import org.jetbrains.kotlin.ir.IrStatement
 import org.jetbrains.kotlin.ir.declarations.*
 import org.jetbrains.kotlin.ir.descriptors.WrappedSimpleFunctionDescriptor
 import org.jetbrains.kotlin.ir.descriptors.WrappedValueParameterDescriptor
@@ -37,7 +35,6 @@ import org.jetbrains.kotlin.ir.types.isUnit
 import org.jetbrains.kotlin.ir.types.typeOrNull
 import org.jetbrains.kotlin.ir.util.*
 import org.jetbrains.kotlin.name.Name
-import org.jetbrains.kotlin.utils.SmartList
 
 /**
  * A generator that converts callable references or arguments that needs an adapter in between. This covers:
@@ -409,28 +406,17 @@ internal class AdapterGenerator(
 
         val invokeSymbol = findInvokeSymbol(expectedFunctionalType, argument) ?: return this
         val suspendConvertedType = expectedType.toIrType() as IrSimpleType
-        val returnType = suspendConvertedType.arguments.last().typeOrNull!!
         return argument.convertWithOffsets { startOffset, endOffset ->
-            val irAdapterFunction = createAdapterFunctionForArgument(startOffset, endOffset, suspendConvertedType)
-            // TODO: Should be able to reuse `this` if that is an immutable IrGetValue
-            val irArgumentValue = createTemporaryVariable(this, conversionScope).first
-            val irCall = createAdapteeCallForArgument(startOffset, endOffset, irAdapterFunction, invokeSymbol, irArgumentValue)
-            irAdapterFunction.body = irFactory.createBlockBody(startOffset, endOffset) {
-                if (returnType.isUnit()) {
-                    statements.add(irCall)
-                } else {
-                    statements.add(IrReturnImpl(startOffset, endOffset, irBuiltIns.nothingType, irAdapterFunction.symbol, irCall))
-                }
-            }
-
-            val statements = SmartList<IrStatement>()
-            statements.add(irArgumentValue)
-            statements.add(
-                IrFunctionExpressionImpl(
-                    startOffset, endOffset, suspendConvertedType, irAdapterFunction, IrStatementOrigin.SUSPEND_CONVERSION
-                )
+            val irAdapterFunction = createAdapterFunctionForArgument(startOffset, endOffset, suspendConvertedType, type, invokeSymbol)
+            // TODO add a bound receiver property to IrFunctionExpressionImpl?
+            val irAdapterRef = IrFunctionReferenceImpl(
+                startOffset, endOffset, suspendConvertedType, irAdapterFunction.symbol, irAdapterFunction.typeParameters.size,
+                irAdapterFunction.valueParameters.size, null, IrStatementOrigin.SUSPEND_CONVERSION
             )
-            IrBlockImpl(startOffset, endOffset, suspendConvertedType, IrStatementOrigin.SUSPEND_CONVERSION, statements)
+            IrBlockImpl(startOffset, endOffset, suspendConvertedType, IrStatementOrigin.SUSPEND_CONVERSION).apply {
+                statements.add(irAdapterFunction)
+                statements.add(irAdapterRef.apply { extensionReceiver = this@applySuspendConversionIfNeeded })
+            }
         }
     }
 
@@ -457,7 +443,9 @@ internal class AdapterGenerator(
     private fun createAdapterFunctionForArgument(
         startOffset: Int,
         endOffset: Int,
-        type: IrSimpleType
+        type: IrSimpleType,
+        argumentType: IrType,
+        invokeSymbol: IrSimpleFunctionSymbol
     ): IrSimpleFunction {
         val returnType = type.arguments.last().typeOrNull!!
         val parameterTypes = type.arguments.dropLast(1).map { it.typeOrNull!! }
@@ -483,6 +471,13 @@ internal class AdapterGenerator(
             ).also { irAdapterFunction ->
                 adapterFunctionDescriptor.bind(irAdapterFunction)
                 symbolTable.enterScope(irAdapterFunction)
+                irAdapterFunction.extensionReceiverParameter = createAdapterParameter(
+                    irAdapterFunction,
+                    Name.identifier("callee"),
+                    -1,
+                    argumentType,
+                    IrDeclarationOrigin.ADAPTER_PARAMETER_FOR_SUSPEND_CONVERSION
+                )
                 irAdapterFunction.valueParameters += parameterTypes.mapIndexed { index, parameterType ->
                     createAdapterParameter(
                         irAdapterFunction,
@@ -492,6 +487,14 @@ internal class AdapterGenerator(
                         IrDeclarationOrigin.ADAPTER_PARAMETER_FOR_SUSPEND_CONVERSION
                     )
                 }
+                irAdapterFunction.body = irFactory.createBlockBody(startOffset, endOffset) {
+                    val irCall = createAdapteeCallForArgument(startOffset, endOffset, irAdapterFunction, invokeSymbol)
+                    if (returnType.isUnit()) {
+                        statements.add(irCall)
+                    } else {
+                        statements.add(IrReturnImpl(startOffset, endOffset, irBuiltIns.nothingType, irAdapterFunction.symbol, irCall))
+                    }
+                }
                 symbolTable.leaveScope(irAdapterFunction)
                 irAdapterFunction.parent = conversionScope.parent()!!
             }
@@ -502,8 +505,7 @@ internal class AdapterGenerator(
         startOffset: Int,
         endOffset: Int,
         adapterFunction: IrFunction,
-        invokeSymbol: IrSimpleFunctionSymbol,
-        irCapturedValue: IrValueDeclaration
+        invokeSymbol: IrSimpleFunctionSymbol
     ): IrExpression {
         val irCall = IrCallImpl(
             startOffset, endOffset,
@@ -512,7 +514,7 @@ internal class AdapterGenerator(
             typeArgumentsCount = 0,
             valueArgumentsCount = adapterFunction.valueParameters.size
         )
-        irCall.dispatchReceiver = irCapturedValue.toIrGetValue(startOffset, endOffset)
+        irCall.dispatchReceiver = adapterFunction.extensionReceiverParameter!!.toIrGetValue(startOffset, endOffset)
         for (irAdapterParameter in adapterFunction.valueParameters) {
             irCall.putValueArgument(irAdapterParameter.index, irAdapterParameter.toIrGetValue(startOffset, endOffset))
         }

compiler/ir/ir.psi2ir/src/org/jetbrains/kotlin/psi2ir/generators/ArgumentsGenerationUtils.kt

@@ -23,19 +23,16 @@ import org.jetbrains.kotlin.descriptors.*
 import org.jetbrains.kotlin.descriptors.impl.SyntheticFieldDescriptor
 import org.jetbrains.kotlin.descriptors.impl.TypeAliasConstructorDescriptor
 import org.jetbrains.kotlin.incremental.components.NoLookupLocation
-import org.jetbrains.kotlin.ir.builders.irBlock
 import org.jetbrains.kotlin.ir.builders.irBlockBody
 import org.jetbrains.kotlin.ir.builders.irGet
-import org.jetbrains.kotlin.ir.builders.irTemporary
 import org.jetbrains.kotlin.ir.declarations.IrDeclarationOrigin
 import org.jetbrains.kotlin.ir.declarations.IrSimpleFunction
+import org.jetbrains.kotlin.ir.declarations.IrValueParameter
 import org.jetbrains.kotlin.ir.descriptors.WrappedSimpleFunctionDescriptor
 import org.jetbrains.kotlin.ir.descriptors.WrappedValueParameterDescriptor
 import org.jetbrains.kotlin.ir.expressions.*
 import org.jetbrains.kotlin.ir.expressions.impl.*
-import org.jetbrains.kotlin.ir.symbols.IrValueSymbol
 import org.jetbrains.kotlin.ir.types.IrType
-import org.jetbrains.kotlin.ir.util.isImmutable
 import org.jetbrains.kotlin.name.Name
 import org.jetbrains.kotlin.psi.KtElement
 import org.jetbrains.kotlin.psi.KtExpression
@@ -338,39 +335,22 @@ private fun StatementGenerator.applySuspendConversionForValueArgumentIfRequired(
 
     val valueParameterType = if (valueParameter.isVararg) valueParameter.varargElementType!! else valueParameter.type
 
-    return wrapInSuspendConversion(expression, suspendConversionType, valueParameterType)
-}
-
-private fun StatementGenerator.wrapInSuspendConversion(
-    expression: IrExpression,
-    funType: KotlinType,
-    suspendFunType: KotlinType
-): IrExpression {
-    val irFunType = funType.toIrType()
-    val irSuspendFunType = suspendFunType.toIrType()
-
-    return irBlock(
-        expression.startOffset, expression.endOffset,
-        IrStatementOrigin.SUSPEND_CONVERSION,
-        irSuspendFunType
-    ) {
-        val irArgumentValue =
-            if (expression is IrGetValue && expression.symbol.owner.isImmutable)
-                expression.symbol.owner
-            else
-                irTemporary(expression, typeHint = funType, irType = irFunType)
-        +IrFunctionExpressionImpl(
-            startOffset, endOffset, irSuspendFunType,
-            createFunctionForSuspendConversion(startOffset, endOffset, irArgumentValue.symbol, funType, suspendFunType),
-            IrStatementOrigin.SUSPEND_CONVERSION
+    val irSuspendFunType = valueParameterType.toIrType()
+    return IrBlockImpl(expression.startOffset, expression.endOffset, irSuspendFunType, IrStatementOrigin.SUSPEND_CONVERSION).apply {
+        val irAdapterFunction = createFunctionForSuspendConversion(startOffset, endOffset, suspendConversionType, valueParameterType)
+        // TODO add a bound receiver property to IrFunctionExpressionImpl?
+        val irAdapterRef = IrFunctionReferenceImpl(
+            startOffset, endOffset, irSuspendFunType, irAdapterFunction.symbol, irAdapterFunction.typeParameters.size,
+            irAdapterFunction.valueParameters.size, null, IrStatementOrigin.SUSPEND_CONVERSION
         )
+        statements.add(irAdapterFunction)
+        statements.add(irAdapterRef.apply { extensionReceiver = expression })
     }
 }
 
 private fun StatementGenerator.createFunctionForSuspendConversion(
     startOffset: Int,
     endOffset: Int,
-    irCapturedValueSymbol: IrValueSymbol,
     funType: KotlinType,
     suspendFunType: KotlinType
 ): IrSimpleFunction {
@@ -399,28 +379,24 @@ private fun StatementGenerator.createFunctionForSuspendConversion(
 
     context.symbolTable.enterScope(adapterFunctionDescriptor)
 
+    fun createValueParameter(name: String, index: Int, type: IrType): IrValueParameter {
+        val descriptor = WrappedValueParameterDescriptor()
+        return context.symbolTable.declareValueParameter(
+            startOffset, endOffset, IrDeclarationOrigin.ADAPTER_PARAMETER_FOR_SUSPEND_CONVERSION, descriptor, type
+        ) {
+            context.irFactory.createValueParameter(
+                startOffset, endOffset, IrDeclarationOrigin.ADAPTER_PARAMETER_FOR_SUSPEND_CONVERSION,
+                it, Name.identifier(name), index, type, varargElementType = null, isCrossinline = false, isNoinline = false
+            )
+        }.also {
+            descriptor.bind(it)
+        }
+    }
+
+    irAdapterFun.extensionReceiverParameter = createValueParameter("callee", -1, funType.toIrType())
     irAdapterFun.valueParameters = suspendFunType.arguments
         .take(suspendFunType.arguments.size - 1)
-        .mapIndexed { index, typeProjection ->
-            val adaptedParameterDescriptor = WrappedValueParameterDescriptor()
-            val irParameterType = typeProjection.type.toIrType()
-            context.symbolTable.declareValueParameter(
-                startOffset, endOffset, IrDeclarationOrigin.ADAPTER_PARAMETER_FOR_SUSPEND_CONVERSION,
-                adaptedParameterDescriptor,
-                irParameterType,
-            ) { irValueParameterSymbol ->
-                context.irFactory.createValueParameter(
-                    startOffset, endOffset, IrDeclarationOrigin.ADAPTER_PARAMETER_FOR_SUSPEND_CONVERSION,
-                    irValueParameterSymbol,
-                    Name.identifier("p$index"),
-                    index,
-                    irParameterType,
-                    varargElementType = null, isCrossinline = false, isNoinline = false, isAssignable = false
-                )
-            }.also {
-                adaptedParameterDescriptor.bind(it)
-            }
-        }
+        .mapIndexed { index, typeProjection -> createValueParameter("p$index", index, typeProjection.type.toIrType()) }
 
     val valueArgumentsCount = irAdapterFun.valueParameters.size
     val invokeDescriptor = funType.memberScope
@@ -437,7 +413,7 @@ private fun StatementGenerator.createFunctionForSuspendConversion(
             valueArgumentsCount = valueArgumentsCount
         )
 
-        irAdapteeCall.dispatchReceiver = irGet(irCapturedValueSymbol.owner)
+        irAdapteeCall.dispatchReceiver = irGet(irAdapterFun.extensionReceiverParameter!!)
 
         this@createFunctionForSuspendConversion.context
             .callToSubstitutedDescriptorMap[irAdapteeCall] = invokeDescriptor

compiler/testData/ir/irText/expressions/suspendConversionOnArbitraryExpression.fir.txt

@@ -29,126 +29,126 @@ FILE fqName:<root> fileName:/suspendConversionOnArbitraryExpression.kt
     BLOCK_BODY
       CALL 'public final fun useSuspend (sfn: kotlin.coroutines.SuspendFunction0<kotlin.Unit>): kotlin.Unit declared in <root>' type=kotlin.Unit origin=null
         sfn: BLOCK type=kotlin.coroutines.SuspendFunction0<kotlin.Unit> origin=SUSPEND_CONVERSION
-          VAR IR_TEMPORARY_VARIABLE name:tmp_0 type:kotlin.Function0<kotlin.Unit> [val]
-            GET_VAR 'fn: kotlin.Function0<kotlin.Unit> declared in <root>.testSimple' type=kotlin.Function0<kotlin.Unit> origin=null
-          FUN_EXPR type=kotlin.coroutines.SuspendFunction0<kotlin.Unit> origin=SUSPEND_CONVERSION
-            FUN ADAPTER_FOR_SUSPEND_CONVERSION name:suspendConversion visibility:local modality:FINAL <> () returnType:kotlin.Unit [suspend]
-              BLOCK_BODY
-                CALL 'public abstract fun invoke (): R of kotlin.Function0 [operator] declared in kotlin.Function0' type=kotlin.Unit origin=null
-                  $this: GET_VAR 'val tmp_0: kotlin.Function0<kotlin.Unit> [val] declared in <root>.testSimple' type=kotlin.Function0<kotlin.Unit> origin=null
+          FUN ADAPTER_FOR_SUSPEND_CONVERSION name:suspendConversion visibility:local modality:FINAL <> ($receiver:kotlin.Function0<kotlin.Unit>) returnType:kotlin.Unit [suspend]
+            $receiver: VALUE_PARAMETER ADAPTER_PARAMETER_FOR_SUSPEND_CONVERSION name:callee type:kotlin.Function0<kotlin.Unit>
+            BLOCK_BODY
+              CALL 'public abstract fun invoke (): R of kotlin.Function0 [operator] declared in kotlin.Function0' type=kotlin.Unit origin=null
+                $this: GET_VAR 'callee: kotlin.Function0<kotlin.Unit> declared in <root>.testSimple.suspendConversion' type=kotlin.Function0<kotlin.Unit> origin=null
+          FUNCTION_REFERENCE 'local final fun suspendConversion (): kotlin.Unit [suspend] declared in <root>.testSimple' type=kotlin.coroutines.SuspendFunction0<kotlin.Unit> origin=SUSPEND_CONVERSION reflectionTarget=null
+            $receiver: GET_VAR 'fn: kotlin.Function0<kotlin.Unit> declared in <root>.testSimple' type=kotlin.Function0<kotlin.Unit> origin=null
   FUN name:testSimpleNonVal visibility:public modality:FINAL <> () returnType:kotlin.Unit
     BLOCK_BODY
       CALL 'public final fun useSuspend (sfn: kotlin.coroutines.SuspendFunction0<kotlin.Unit>): kotlin.Unit declared in <root>' type=kotlin.Unit origin=null
         sfn: BLOCK type=kotlin.coroutines.SuspendFunction0<kotlin.Unit> origin=SUSPEND_CONVERSION
-          VAR IR_TEMPORARY_VARIABLE name:tmp_1 type:kotlin.Function0<kotlin.Unit> [val]
-            CALL 'public final fun produceFun (): kotlin.Function0<kotlin.Unit> declared in <root>' type=kotlin.Function0<kotlin.Unit> origin=null
-          FUN_EXPR type=kotlin.coroutines.SuspendFunction0<kotlin.Unit> origin=SUSPEND_CONVERSION
-            FUN ADAPTER_FOR_SUSPEND_CONVERSION name:suspendConversion visibility:local modality:FINAL <> () returnType:kotlin.Unit [suspend]
-              BLOCK_BODY
-                CALL 'public abstract fun invoke (): R of kotlin.Function0 [operator] declared in kotlin.Function0' type=kotlin.Unit origin=null
-                  $this: GET_VAR 'val tmp_1: kotlin.Function0<kotlin.Unit> [val] declared in <root>.testSimpleNonVal' type=kotlin.Function0<kotlin.Unit> origin=null
+          FUN ADAPTER_FOR_SUSPEND_CONVERSION name:suspendConversion visibility:local modality:FINAL <> ($receiver:kotlin.Function0<kotlin.Unit>) returnType:kotlin.Unit [suspend]
+            $receiver: VALUE_PARAMETER ADAPTER_PARAMETER_FOR_SUSPEND_CONVERSION name:callee type:kotlin.Function0<kotlin.Unit>
+            BLOCK_BODY
+              CALL 'public abstract fun invoke (): R of kotlin.Function0 [operator] declared in kotlin.Function0' type=kotlin.Unit origin=null
+                $this: GET_VAR 'callee: kotlin.Function0<kotlin.Unit> declared in <root>.testSimpleNonVal.suspendConversion' type=kotlin.Function0<kotlin.Unit> origin=null
+          FUNCTION_REFERENCE 'local final fun suspendConversion (): kotlin.Unit [suspend] declared in <root>.testSimpleNonVal' type=kotlin.coroutines.SuspendFunction0<kotlin.Unit> origin=SUSPEND_CONVERSION reflectionTarget=null
+            $receiver: CALL 'public final fun produceFun (): kotlin.Function0<kotlin.Unit> declared in <root>' type=kotlin.Function0<kotlin.Unit> origin=null
   FUN name:testExtAsExt visibility:public modality:FINAL <> (fn:@[ExtensionFunctionType] @[ExtensionFunctionType] kotlin.Function1<kotlin.Int, kotlin.Unit>) returnType:kotlin.Unit
     VALUE_PARAMETER name:fn index:0 type:@[ExtensionFunctionType] @[ExtensionFunctionType] kotlin.Function1<kotlin.Int, kotlin.Unit>
     BLOCK_BODY
       CALL 'public final fun useSuspendExt (sfn: @[ExtensionFunctionType] @[ExtensionFunctionType] kotlin.coroutines.SuspendFunction1<kotlin.Int, kotlin.Unit>): kotlin.Unit declared in <root>' type=kotlin.Unit origin=null
         sfn: BLOCK type=@[ExtensionFunctionType] kotlin.coroutines.SuspendFunction1<kotlin.Int, kotlin.Unit> origin=SUSPEND_CONVERSION
-          VAR IR_TEMPORARY_VARIABLE name:tmp_2 type:@[ExtensionFunctionType] @[ExtensionFunctionType] kotlin.Function1<kotlin.Int, kotlin.Unit> [val]
-            GET_VAR 'fn: @[ExtensionFunctionType] @[ExtensionFunctionType] kotlin.Function1<kotlin.Int, kotlin.Unit> declared in <root>.testExtAsExt' type=@[ExtensionFunctionType] @[ExtensionFunctionType] kotlin.Function1<kotlin.Int, kotlin.Unit> origin=null
-          FUN_EXPR type=@[ExtensionFunctionType] kotlin.coroutines.SuspendFunction1<kotlin.Int, kotlin.Unit> origin=SUSPEND_CONVERSION
-            FUN ADAPTER_FOR_SUSPEND_CONVERSION name:suspendConversion visibility:local modality:FINAL <> (p0:kotlin.Int) returnType:kotlin.Unit [suspend]
-              VALUE_PARAMETER ADAPTER_PARAMETER_FOR_SUSPEND_CONVERSION name:p0 index:0 type:kotlin.Int
-              BLOCK_BODY
-                CALL 'public abstract fun invoke (p1: P1 of kotlin.Function1): R of kotlin.Function1 [operator] declared in kotlin.Function1' type=kotlin.Unit origin=null
-                  $this: GET_VAR 'val tmp_2: @[ExtensionFunctionType] @[ExtensionFunctionType] kotlin.Function1<kotlin.Int, kotlin.Unit> [val] declared in <root>.testExtAsExt' type=@[ExtensionFunctionType] @[ExtensionFunctionType] kotlin.Function1<kotlin.Int, kotlin.Unit> origin=null
-                  p1: GET_VAR 'p0: kotlin.Int declared in <root>.testExtAsExt.suspendConversion' type=kotlin.Int origin=null
+          FUN ADAPTER_FOR_SUSPEND_CONVERSION name:suspendConversion visibility:local modality:FINAL <> ($receiver:@[ExtensionFunctionType] @[ExtensionFunctionType] kotlin.Function1<kotlin.Int, kotlin.Unit>, p0:kotlin.Int) returnType:kotlin.Unit [suspend]
+            $receiver: VALUE_PARAMETER ADAPTER_PARAMETER_FOR_SUSPEND_CONVERSION name:callee type:@[ExtensionFunctionType] @[ExtensionFunctionType] kotlin.Function1<kotlin.Int, kotlin.Unit>
+            VALUE_PARAMETER ADAPTER_PARAMETER_FOR_SUSPEND_CONVERSION name:p0 index:0 type:kotlin.Int
+            BLOCK_BODY
+              CALL 'public abstract fun invoke (p1: P1 of kotlin.Function1): R of kotlin.Function1 [operator] declared in kotlin.Function1' type=kotlin.Unit origin=null
+                $this: GET_VAR 'callee: @[ExtensionFunctionType] @[ExtensionFunctionType] kotlin.Function1<kotlin.Int, kotlin.Unit> declared in <root>.testExtAsExt.suspendConversion' type=@[ExtensionFunctionType] @[ExtensionFunctionType] kotlin.Function1<kotlin.Int, kotlin.Unit> origin=null
+                p1: GET_VAR 'p0: kotlin.Int declared in <root>.testExtAsExt.suspendConversion' type=kotlin.Int origin=null
+          FUNCTION_REFERENCE 'local final fun suspendConversion (p0: kotlin.Int): kotlin.Unit [suspend] declared in <root>.testExtAsExt' type=@[ExtensionFunctionType] kotlin.coroutines.SuspendFunction1<kotlin.Int, kotlin.Unit> origin=SUSPEND_CONVERSION reflectionTarget=null
+            $receiver: GET_VAR 'fn: @[ExtensionFunctionType] @[ExtensionFunctionType] kotlin.Function1<kotlin.Int, kotlin.Unit> declared in <root>.testExtAsExt' type=@[ExtensionFunctionType] @[ExtensionFunctionType] kotlin.Function1<kotlin.Int, kotlin.Unit> origin=null
   FUN name:testExtAsSimple visibility:public modality:FINAL <> (fn:@[ExtensionFunctionType] @[ExtensionFunctionType] kotlin.Function1<kotlin.Int, kotlin.Unit>) returnType:kotlin.Unit
     VALUE_PARAMETER name:fn index:0 type:@[ExtensionFunctionType] @[ExtensionFunctionType] kotlin.Function1<kotlin.Int, kotlin.Unit>
     BLOCK_BODY
       CALL 'public final fun useSuspendArg (sfn: kotlin.coroutines.SuspendFunction1<kotlin.Int, kotlin.Unit>): kotlin.Unit declared in <root>' type=kotlin.Unit origin=null
         sfn: BLOCK type=kotlin.coroutines.SuspendFunction1<kotlin.Int, kotlin.Unit> origin=SUSPEND_CONVERSION
-          VAR IR_TEMPORARY_VARIABLE name:tmp_3 type:@[ExtensionFunctionType] @[ExtensionFunctionType] kotlin.Function1<kotlin.Int, kotlin.Unit> [val]
-            GET_VAR 'fn: @[ExtensionFunctionType] @[ExtensionFunctionType] kotlin.Function1<kotlin.Int, kotlin.Unit> declared in <root>.testExtAsSimple' type=@[ExtensionFunctionType] @[ExtensionFunctionType] kotlin.Function1<kotlin.Int, kotlin.Unit> origin=null
-          FUN_EXPR type=kotlin.coroutines.SuspendFunction1<kotlin.Int, kotlin.Unit> origin=SUSPEND_CONVERSION
-            FUN ADAPTER_FOR_SUSPEND_CONVERSION name:suspendConversion visibility:local modality:FINAL <> (p0:kotlin.Int) returnType:kotlin.Unit [suspend]
-              VALUE_PARAMETER ADAPTER_PARAMETER_FOR_SUSPEND_CONVERSION name:p0 index:0 type:kotlin.Int
-              BLOCK_BODY
-                CALL 'public abstract fun invoke (p1: P1 of kotlin.Function1): R of kotlin.Function1 [operator] declared in kotlin.Function1' type=kotlin.Unit origin=null
-                  $this: GET_VAR 'val tmp_3: @[ExtensionFunctionType] @[ExtensionFunctionType] kotlin.Function1<kotlin.Int, kotlin.Unit> [val] declared in <root>.testExtAsSimple' type=@[ExtensionFunctionType] @[ExtensionFunctionType] kotlin.Function1<kotlin.Int, kotlin.Unit> origin=null
-                  p1: GET_VAR 'p0: kotlin.Int declared in <root>.testExtAsSimple.suspendConversion' type=kotlin.Int origin=null
+          FUN ADAPTER_FOR_SUSPEND_CONVERSION name:suspendConversion visibility:local modality:FINAL <> ($receiver:@[ExtensionFunctionType] @[ExtensionFunctionType] kotlin.Function1<kotlin.Int, kotlin.Unit>, p0:kotlin.Int) returnType:kotlin.Unit [suspend]
+            $receiver: VALUE_PARAMETER ADAPTER_PARAMETER_FOR_SUSPEND_CONVERSION name:callee type:@[ExtensionFunctionType] @[ExtensionFunctionType] kotlin.Function1<kotlin.Int, kotlin.Unit>
+            VALUE_PARAMETER ADAPTER_PARAMETER_FOR_SUSPEND_CONVERSION name:p0 index:0 type:kotlin.Int
+            BLOCK_BODY
+              CALL 'public abstract fun invoke (p1: P1 of kotlin.Function1): R of kotlin.Function1 [operator] declared in kotlin.Function1' type=kotlin.Unit origin=null
+                $this: GET_VAR 'callee: @[ExtensionFunctionType] @[ExtensionFunctionType] kotlin.Function1<kotlin.Int, kotlin.Unit> declared in <root>.testExtAsSimple.suspendConversion' type=@[ExtensionFunctionType] @[ExtensionFunctionType] kotlin.Function1<kotlin.Int, kotlin.Unit> origin=null
+                p1: GET_VAR 'p0: kotlin.Int declared in <root>.testExtAsSimple.suspendConversion' type=kotlin.Int origin=null
+          FUNCTION_REFERENCE 'local final fun suspendConversion (p0: kotlin.Int): kotlin.Unit [suspend] declared in <root>.testExtAsSimple' type=kotlin.coroutines.SuspendFunction1<kotlin.Int, kotlin.Unit> origin=SUSPEND_CONVERSION reflectionTarget=null
+            $receiver: GET_VAR 'fn: @[ExtensionFunctionType] @[ExtensionFunctionType] kotlin.Function1<kotlin.Int, kotlin.Unit> declared in <root>.testExtAsSimple' type=@[ExtensionFunctionType] @[ExtensionFunctionType] kotlin.Function1<kotlin.Int, kotlin.Unit> origin=null
   FUN name:testSimpleAsExt visibility:public modality:FINAL <> (fn:kotlin.Function1<kotlin.Int, kotlin.Unit>) returnType:kotlin.Unit
     VALUE_PARAMETER name:fn index:0 type:kotlin.Function1<kotlin.Int, kotlin.Unit>
     BLOCK_BODY
       CALL 'public final fun useSuspendExt (sfn: @[ExtensionFunctionType] @[ExtensionFunctionType] kotlin.coroutines.SuspendFunction1<kotlin.Int, kotlin.Unit>): kotlin.Unit declared in <root>' type=kotlin.Unit origin=null
         sfn: BLOCK type=@[ExtensionFunctionType] kotlin.coroutines.SuspendFunction1<kotlin.Int, kotlin.Unit> origin=SUSPEND_CONVERSION
-          VAR IR_TEMPORARY_VARIABLE name:tmp_4 type:kotlin.Function1<kotlin.Int, kotlin.Unit> [val]
-            GET_VAR 'fn: kotlin.Function1<kotlin.Int, kotlin.Unit> declared in <root>.testSimpleAsExt' type=kotlin.Function1<kotlin.Int, kotlin.Unit> origin=null
-          FUN_EXPR type=@[ExtensionFunctionType] kotlin.coroutines.SuspendFunction1<kotlin.Int, kotlin.Unit> origin=SUSPEND_CONVERSION
-            FUN ADAPTER_FOR_SUSPEND_CONVERSION name:suspendConversion visibility:local modality:FINAL <> (p0:kotlin.Int) returnType:kotlin.Unit [suspend]
-              VALUE_PARAMETER ADAPTER_PARAMETER_FOR_SUSPEND_CONVERSION name:p0 index:0 type:kotlin.Int
-              BLOCK_BODY
-                CALL 'public abstract fun invoke (p1: P1 of kotlin.Function1): R of kotlin.Function1 [operator] declared in kotlin.Function1' type=kotlin.Unit origin=null
-                  $this: GET_VAR 'val tmp_4: kotlin.Function1<kotlin.Int, kotlin.Unit> [val] declared in <root>.testSimpleAsExt' type=kotlin.Function1<kotlin.Int, kotlin.Unit> origin=null
-                  p1: GET_VAR 'p0: kotlin.Int declared in <root>.testSimpleAsExt.suspendConversion' type=kotlin.Int origin=null
+          FUN ADAPTER_FOR_SUSPEND_CONVERSION name:suspendConversion visibility:local modality:FINAL <> ($receiver:kotlin.Function1<kotlin.Int, kotlin.Unit>, p0:kotlin.Int) returnType:kotlin.Unit [suspend]
+            $receiver: VALUE_PARAMETER ADAPTER_PARAMETER_FOR_SUSPEND_CONVERSION name:callee type:kotlin.Function1<kotlin.Int, kotlin.Unit>
+            VALUE_PARAMETER ADAPTER_PARAMETER_FOR_SUSPEND_CONVERSION name:p0 index:0 type:kotlin.Int
+            BLOCK_BODY
+              CALL 'public abstract fun invoke (p1: P1 of kotlin.Function1): R of kotlin.Function1 [operator] declared in kotlin.Function1' type=kotlin.Unit origin=null
+                $this: GET_VAR 'callee: kotlin.Function1<kotlin.Int, kotlin.Unit> declared in <root>.testSimpleAsExt.suspendConversion' type=kotlin.Function1<kotlin.Int, kotlin.Unit> origin=null
+                p1: GET_VAR 'p0: kotlin.Int declared in <root>.testSimpleAsExt.suspendConversion' type=kotlin.Int origin=null
+          FUNCTION_REFERENCE 'local final fun suspendConversion (p0: kotlin.Int): kotlin.Unit [suspend] declared in <root>.testSimpleAsExt' type=@[ExtensionFunctionType] kotlin.coroutines.SuspendFunction1<kotlin.Int, kotlin.Unit> origin=SUSPEND_CONVERSION reflectionTarget=null
+            $receiver: GET_VAR 'fn: kotlin.Function1<kotlin.Int, kotlin.Unit> declared in <root>.testSimpleAsExt' type=kotlin.Function1<kotlin.Int, kotlin.Unit> origin=null
   FUN name:testSimpleAsSimpleT visibility:public modality:FINAL <> (fn:kotlin.Function1<kotlin.Int, kotlin.Unit>) returnType:kotlin.Unit
     VALUE_PARAMETER name:fn index:0 type:kotlin.Function1<kotlin.Int, kotlin.Unit>
     BLOCK_BODY
       CALL 'public final fun useSuspendArgT <T> (sfn: kotlin.coroutines.SuspendFunction1<T of <root>.useSuspendArgT, kotlin.Unit>): kotlin.Unit declared in <root>' type=kotlin.Unit origin=null
         <T>: kotlin.Int
         sfn: BLOCK type=kotlin.coroutines.SuspendFunction1<T of <root>.useSuspendArgT, kotlin.Unit> origin=SUSPEND_CONVERSION
-          VAR IR_TEMPORARY_VARIABLE name:tmp_5 type:kotlin.Function1<kotlin.Int, kotlin.Unit> [val]
-            GET_VAR 'fn: kotlin.Function1<kotlin.Int, kotlin.Unit> declared in <root>.testSimpleAsSimpleT' type=kotlin.Function1<kotlin.Int, kotlin.Unit> origin=null
-          FUN_EXPR type=kotlin.coroutines.SuspendFunction1<T of <root>.useSuspendArgT, kotlin.Unit> origin=SUSPEND_CONVERSION
-            FUN ADAPTER_FOR_SUSPEND_CONVERSION name:suspendConversion visibility:local modality:FINAL <> (p0:T of <root>.useSuspendArgT) returnType:kotlin.Unit [suspend]
-              VALUE_PARAMETER ADAPTER_PARAMETER_FOR_SUSPEND_CONVERSION name:p0 index:0 type:T of <root>.useSuspendArgT
-              BLOCK_BODY
-                CALL 'public abstract fun invoke (p1: P1 of kotlin.Function1): R of kotlin.Function1 [operator] declared in kotlin.Function1' type=kotlin.Unit origin=null
-                  $this: GET_VAR 'val tmp_5: kotlin.Function1<kotlin.Int, kotlin.Unit> [val] declared in <root>.testSimpleAsSimpleT' type=kotlin.Function1<kotlin.Int, kotlin.Unit> origin=null
-                  p1: GET_VAR 'p0: T of <root>.useSuspendArgT declared in <root>.testSimpleAsSimpleT.suspendConversion' type=T of <root>.useSuspendArgT origin=null
+          FUN ADAPTER_FOR_SUSPEND_CONVERSION name:suspendConversion visibility:local modality:FINAL <> ($receiver:kotlin.Function1<kotlin.Int, kotlin.Unit>, p0:T of <root>.useSuspendArgT) returnType:kotlin.Unit [suspend]
+            $receiver: VALUE_PARAMETER ADAPTER_PARAMETER_FOR_SUSPEND_CONVERSION name:callee type:kotlin.Function1<kotlin.Int, kotlin.Unit>
+            VALUE_PARAMETER ADAPTER_PARAMETER_FOR_SUSPEND_CONVERSION name:p0 index:0 type:T of <root>.useSuspendArgT
+            BLOCK_BODY
+              CALL 'public abstract fun invoke (p1: P1 of kotlin.Function1): R of kotlin.Function1 [operator] declared in kotlin.Function1' type=kotlin.Unit origin=null
+                $this: GET_VAR 'callee: kotlin.Function1<kotlin.Int, kotlin.Unit> declared in <root>.testSimpleAsSimpleT.suspendConversion' type=kotlin.Function1<kotlin.Int, kotlin.Unit> origin=null
+                p1: GET_VAR 'p0: T of <root>.useSuspendArgT declared in <root>.testSimpleAsSimpleT.suspendConversion' type=T of <root>.useSuspendArgT origin=null
+          FUNCTION_REFERENCE 'local final fun suspendConversion (p0: T of <root>.useSuspendArgT): kotlin.Unit [suspend] declared in <root>.testSimpleAsSimpleT' type=kotlin.coroutines.SuspendFunction1<T of <root>.useSuspendArgT, kotlin.Unit> origin=SUSPEND_CONVERSION reflectionTarget=null
+            $receiver: GET_VAR 'fn: kotlin.Function1<kotlin.Int, kotlin.Unit> declared in <root>.testSimpleAsSimpleT' type=kotlin.Function1<kotlin.Int, kotlin.Unit> origin=null
   FUN name:testSimpleAsExtT visibility:public modality:FINAL <> (fn:kotlin.Function1<kotlin.Int, kotlin.Unit>) returnType:kotlin.Unit
     VALUE_PARAMETER name:fn index:0 type:kotlin.Function1<kotlin.Int, kotlin.Unit>
     BLOCK_BODY
       CALL 'public final fun useSuspendExtT <T> (sfn: @[ExtensionFunctionType] @[ExtensionFunctionType] kotlin.coroutines.SuspendFunction1<T of <root>.useSuspendExtT, kotlin.Unit>): kotlin.Unit declared in <root>' type=kotlin.Unit origin=null
         <T>: kotlin.Int
         sfn: BLOCK type=@[ExtensionFunctionType] kotlin.coroutines.SuspendFunction1<T of <root>.useSuspendExtT, kotlin.Unit> origin=SUSPEND_CONVERSION
-          VAR IR_TEMPORARY_VARIABLE name:tmp_6 type:kotlin.Function1<kotlin.Int, kotlin.Unit> [val]
-            GET_VAR 'fn: kotlin.Function1<kotlin.Int, kotlin.Unit> declared in <root>.testSimpleAsExtT' type=kotlin.Function1<kotlin.Int, kotlin.Unit> origin=null
-          FUN_EXPR type=@[ExtensionFunctionType] kotlin.coroutines.SuspendFunction1<T of <root>.useSuspendExtT, kotlin.Unit> origin=SUSPEND_CONVERSION
-            FUN ADAPTER_FOR_SUSPEND_CONVERSION name:suspendConversion visibility:local modality:FINAL <> (p0:T of <root>.useSuspendExtT) returnType:kotlin.Unit [suspend]
-              VALUE_PARAMETER ADAPTER_PARAMETER_FOR_SUSPEND_CONVERSION name:p0 index:0 type:T of <root>.useSuspendExtT
-              BLOCK_BODY
-                CALL 'public abstract fun invoke (p1: P1 of kotlin.Function1): R of kotlin.Function1 [operator] declared in kotlin.Function1' type=kotlin.Unit origin=null
-                  $this: GET_VAR 'val tmp_6: kotlin.Function1<kotlin.Int, kotlin.Unit> [val] declared in <root>.testSimpleAsExtT' type=kotlin.Function1<kotlin.Int, kotlin.Unit> origin=null
-                  p1: GET_VAR 'p0: T of <root>.useSuspendExtT declared in <root>.testSimpleAsExtT.suspendConversion' type=T of <root>.useSuspendExtT origin=null
+          FUN ADAPTER_FOR_SUSPEND_CONVERSION name:suspendConversion visibility:local modality:FINAL <> ($receiver:kotlin.Function1<kotlin.Int, kotlin.Unit>, p0:T of <root>.useSuspendExtT) returnType:kotlin.Unit [suspend]
+            $receiver: VALUE_PARAMETER ADAPTER_PARAMETER_FOR_SUSPEND_CONVERSION name:callee type:kotlin.Function1<kotlin.Int, kotlin.Unit>
+            VALUE_PARAMETER ADAPTER_PARAMETER_FOR_SUSPEND_CONVERSION name:p0 index:0 type:T of <root>.useSuspendExtT
+            BLOCK_BODY
+              CALL 'public abstract fun invoke (p1: P1 of kotlin.Function1): R of kotlin.Function1 [operator] declared in kotlin.Function1' type=kotlin.Unit origin=null
+                $this: GET_VAR 'callee: kotlin.Function1<kotlin.Int, kotlin.Unit> declared in <root>.testSimpleAsExtT.suspendConversion' type=kotlin.Function1<kotlin.Int, kotlin.Unit> origin=null
+                p1: GET_VAR 'p0: T of <root>.useSuspendExtT declared in <root>.testSimpleAsExtT.suspendConversion' type=T of <root>.useSuspendExtT origin=null
+          FUNCTION_REFERENCE 'local final fun suspendConversion (p0: T of <root>.useSuspendExtT): kotlin.Unit [suspend] declared in <root>.testSimpleAsExtT' type=@[ExtensionFunctionType] kotlin.coroutines.SuspendFunction1<T of <root>.useSuspendExtT, kotlin.Unit> origin=SUSPEND_CONVERSION reflectionTarget=null
+            $receiver: GET_VAR 'fn: kotlin.Function1<kotlin.Int, kotlin.Unit> declared in <root>.testSimpleAsExtT' type=kotlin.Function1<kotlin.Int, kotlin.Unit> origin=null
   FUN name:testExtAsSimpleT visibility:public modality:FINAL <> (fn:@[ExtensionFunctionType] @[ExtensionFunctionType] kotlin.Function1<kotlin.Int, kotlin.Unit>) returnType:kotlin.Unit
     VALUE_PARAMETER name:fn index:0 type:@[ExtensionFunctionType] @[ExtensionFunctionType] kotlin.Function1<kotlin.Int, kotlin.Unit>
     BLOCK_BODY
       CALL 'public final fun useSuspendArgT <T> (sfn: kotlin.coroutines.SuspendFunction1<T of <root>.useSuspendArgT, kotlin.Unit>): kotlin.Unit declared in <root>' type=kotlin.Unit origin=null
         <T>: kotlin.Int
         sfn: BLOCK type=kotlin.coroutines.SuspendFunction1<T of <root>.useSuspendArgT, kotlin.Unit> origin=SUSPEND_CONVERSION
-          VAR IR_TEMPORARY_VARIABLE name:tmp_7 type:@[ExtensionFunctionType] @[ExtensionFunctionType] kotlin.Function1<kotlin.Int, kotlin.Unit> [val]
-            GET_VAR 'fn: @[ExtensionFunctionType] @[ExtensionFunctionType] kotlin.Function1<kotlin.Int, kotlin.Unit> declared in <root>.testExtAsSimpleT' type=@[ExtensionFunctionType] @[ExtensionFunctionType] kotlin.Function1<kotlin.Int, kotlin.Unit> origin=null
-          FUN_EXPR type=kotlin.coroutines.SuspendFunction1<T of <root>.useSuspendArgT, kotlin.Unit> origin=SUSPEND_CONVERSION
-            FUN ADAPTER_FOR_SUSPEND_CONVERSION name:suspendConversion visibility:local modality:FINAL <> (p0:T of <root>.useSuspendArgT) returnType:kotlin.Unit [suspend]
-              VALUE_PARAMETER ADAPTER_PARAMETER_FOR_SUSPEND_CONVERSION name:p0 index:0 type:T of <root>.useSuspendArgT
-              BLOCK_BODY
-                CALL 'public abstract fun invoke (p1: P1 of kotlin.Function1): R of kotlin.Function1 [operator] declared in kotlin.Function1' type=kotlin.Unit origin=null
-                  $this: GET_VAR 'val tmp_7: @[ExtensionFunctionType] @[ExtensionFunctionType] kotlin.Function1<kotlin.Int, kotlin.Unit> [val] declared in <root>.testExtAsSimpleT' type=@[ExtensionFunctionType] @[ExtensionFunctionType] kotlin.Function1<kotlin.Int, kotlin.Unit> origin=null
-                  p1: GET_VAR 'p0: T of <root>.useSuspendArgT declared in <root>.testExtAsSimpleT.suspendConversion' type=T of <root>.useSuspendArgT origin=null
+          FUN ADAPTER_FOR_SUSPEND_CONVERSION name:suspendConversion visibility:local modality:FINAL <> ($receiver:@[ExtensionFunctionType] @[ExtensionFunctionType] kotlin.Function1<kotlin.Int, kotlin.Unit>, p0:T of <root>.useSuspendArgT) returnType:kotlin.Unit [suspend]
+            $receiver: VALUE_PARAMETER ADAPTER_PARAMETER_FOR_SUSPEND_CONVERSION name:callee type:@[ExtensionFunctionType] @[ExtensionFunctionType] kotlin.Function1<kotlin.Int, kotlin.Unit>
+            VALUE_PARAMETER ADAPTER_PARAMETER_FOR_SUSPEND_CONVERSION name:p0 index:0 type:T of <root>.useSuspendArgT
+            BLOCK_BODY
+              CALL 'public abstract fun invoke (p1: P1 of kotlin.Function1): R of kotlin.Function1 [operator] declared in kotlin.Function1' type=kotlin.Unit origin=null
+                $this: GET_VAR 'callee: @[ExtensionFunctionType] @[ExtensionFunctionType] kotlin.Function1<kotlin.Int, kotlin.Unit> declared in <root>.testExtAsSimpleT.suspendConversion' type=@[ExtensionFunctionType] @[ExtensionFunctionType] kotlin.Function1<kotlin.Int, kotlin.Unit> origin=null
+                p1: GET_VAR 'p0: T of <root>.useSuspendArgT declared in <root>.testExtAsSimpleT.suspendConversion' type=T of <root>.useSuspendArgT origin=null
+          FUNCTION_REFERENCE 'local final fun suspendConversion (p0: T of <root>.useSuspendArgT): kotlin.Unit [suspend] declared in <root>.testExtAsSimpleT' type=kotlin.coroutines.SuspendFunction1<T of <root>.useSuspendArgT, kotlin.Unit> origin=SUSPEND_CONVERSION reflectionTarget=null
+            $receiver: GET_VAR 'fn: @[ExtensionFunctionType] @[ExtensionFunctionType] kotlin.Function1<kotlin.Int, kotlin.Unit> declared in <root>.testExtAsSimpleT' type=@[ExtensionFunctionType] @[ExtensionFunctionType] kotlin.Function1<kotlin.Int, kotlin.Unit> origin=null
   FUN name:testExtAsExtT visibility:public modality:FINAL <> (fn:@[ExtensionFunctionType] @[ExtensionFunctionType] kotlin.Function1<kotlin.Int, kotlin.Unit>) returnType:kotlin.Unit
     VALUE_PARAMETER name:fn index:0 type:@[ExtensionFunctionType] @[ExtensionFunctionType] kotlin.Function1<kotlin.Int, kotlin.Unit>
     BLOCK_BODY
       CALL 'public final fun useSuspendExtT <T> (sfn: @[ExtensionFunctionType] @[ExtensionFunctionType] kotlin.coroutines.SuspendFunction1<T of <root>.useSuspendExtT, kotlin.Unit>): kotlin.Unit declared in <root>' type=kotlin.Unit origin=null
         <T>: kotlin.Int
         sfn: BLOCK type=@[ExtensionFunctionType] kotlin.coroutines.SuspendFunction1<T of <root>.useSuspendExtT, kotlin.Unit> origin=SUSPEND_CONVERSION
-          VAR IR_TEMPORARY_VARIABLE name:tmp_8 type:@[ExtensionFunctionType] @[ExtensionFunctionType] kotlin.Function1<kotlin.Int, kotlin.Unit> [val]
-            GET_VAR 'fn: @[ExtensionFunctionType] @[ExtensionFunctionType] kotlin.Function1<kotlin.Int, kotlin.Unit> declared in <root>.testExtAsExtT' type=@[ExtensionFunctionType] @[ExtensionFunctionType] kotlin.Function1<kotlin.Int, kotlin.Unit> origin=null
-          FUN_EXPR type=@[ExtensionFunctionType] kotlin.coroutines.SuspendFunction1<T of <root>.useSuspendExtT, kotlin.Unit> origin=SUSPEND_CONVERSION
-            FUN ADAPTER_FOR_SUSPEND_CONVERSION name:suspendConversion visibility:local modality:FINAL <> (p0:T of <root>.useSuspendExtT) returnType:kotlin.Unit [suspend]
-              VALUE_PARAMETER ADAPTER_PARAMETER_FOR_SUSPEND_CONVERSION name:p0 index:0 type:T of <root>.useSuspendExtT
-              BLOCK_BODY
-                CALL 'public abstract fun invoke (p1: P1 of kotlin.Function1): R of kotlin.Function1 [operator] declared in kotlin.Function1' type=kotlin.Unit origin=null
-                  $this: GET_VAR 'val tmp_8: @[ExtensionFunctionType] @[ExtensionFunctionType] kotlin.Function1<kotlin.Int, kotlin.Unit> [val] declared in <root>.testExtAsExtT' type=@[ExtensionFunctionType] @[ExtensionFunctionType] kotlin.Function1<kotlin.Int, kotlin.Unit> origin=null
-                  p1: GET_VAR 'p0: T of <root>.useSuspendExtT declared in <root>.testExtAsExtT.suspendConversion' type=T of <root>.useSuspendExtT origin=null
+          FUN ADAPTER_FOR_SUSPEND_CONVERSION name:suspendConversion visibility:local modality:FINAL <> ($receiver:@[ExtensionFunctionType] @[ExtensionFunctionType] kotlin.Function1<kotlin.Int, kotlin.Unit>, p0:T of <root>.useSuspendExtT) returnType:kotlin.Unit [suspend]
+            $receiver: VALUE_PARAMETER ADAPTER_PARAMETER_FOR_SUSPEND_CONVERSION name:callee type:@[ExtensionFunctionType] @[ExtensionFunctionType] kotlin.Function1<kotlin.Int, kotlin.Unit>
+            VALUE_PARAMETER ADAPTER_PARAMETER_FOR_SUSPEND_CONVERSION name:p0 index:0 type:T of <root>.useSuspendExtT
+            BLOCK_BODY
+              CALL 'public abstract fun invoke (p1: P1 of kotlin.Function1): R of kotlin.Function1 [operator] declared in kotlin.Function1' type=kotlin.Unit origin=null
+                $this: GET_VAR 'callee: @[ExtensionFunctionType] @[ExtensionFunctionType] kotlin.Function1<kotlin.Int, kotlin.Unit> declared in <root>.testExtAsExtT.suspendConversion' type=@[ExtensionFunctionType] @[ExtensionFunctionType] kotlin.Function1<kotlin.Int, kotlin.Unit> origin=null
+                p1: GET_VAR 'p0: T of <root>.useSuspendExtT declared in <root>.testExtAsExtT.suspendConversion' type=T of <root>.useSuspendExtT origin=null
+          FUNCTION_REFERENCE 'local final fun suspendConversion (p0: T of <root>.useSuspendExtT): kotlin.Unit [suspend] declared in <root>.testExtAsExtT' type=@[ExtensionFunctionType] kotlin.coroutines.SuspendFunction1<T of <root>.useSuspendExtT, kotlin.Unit> origin=SUSPEND_CONVERSION reflectionTarget=null
+            $receiver: GET_VAR 'fn: @[ExtensionFunctionType] @[ExtensionFunctionType] kotlin.Function1<kotlin.Int, kotlin.Unit> declared in <root>.testExtAsExtT' type=@[ExtensionFunctionType] @[ExtensionFunctionType] kotlin.Function1<kotlin.Int, kotlin.Unit> origin=null
   FUN name:testSimpleSAsSimpleT visibility:public modality:FINAL <S> (fn:kotlin.Function1<S of <root>.testSimpleSAsSimpleT, kotlin.Unit>) returnType:kotlin.Unit
     TYPE_PARAMETER name:S index:0 variance: superTypes:[kotlin.Any?]
     VALUE_PARAMETER name:fn index:0 type:kotlin.Function1<S of <root>.testSimpleSAsSimpleT, kotlin.Unit>
@@ -156,15 +156,15 @@ FILE fqName:<root> fileName:/suspendConversionOnArbitraryExpression.kt
       CALL 'public final fun useSuspendArgT <T> (sfn: kotlin.coroutines.SuspendFunction1<T of <root>.useSuspendArgT, kotlin.Unit>): kotlin.Unit declared in <root>' type=kotlin.Unit origin=null
         <T>: S of <root>.testSimpleSAsSimpleT
         sfn: BLOCK type=kotlin.coroutines.SuspendFunction1<T of <root>.useSuspendArgT, kotlin.Unit> origin=SUSPEND_CONVERSION
-          VAR IR_TEMPORARY_VARIABLE name:tmp_9 type:kotlin.Function1<S of <root>.testSimpleSAsSimpleT, kotlin.Unit> [val]
-            GET_VAR 'fn: kotlin.Function1<S of <root>.testSimpleSAsSimpleT, kotlin.Unit> declared in <root>.testSimpleSAsSimpleT' type=kotlin.Function1<S of <root>.testSimpleSAsSimpleT, kotlin.Unit> origin=null
-          FUN_EXPR type=kotlin.coroutines.SuspendFunction1<T of <root>.useSuspendArgT, kotlin.Unit> origin=SUSPEND_CONVERSION
-            FUN ADAPTER_FOR_SUSPEND_CONVERSION name:suspendConversion visibility:local modality:FINAL <> (p0:T of <root>.useSuspendArgT) returnType:kotlin.Unit [suspend]
-              VALUE_PARAMETER ADAPTER_PARAMETER_FOR_SUSPEND_CONVERSION name:p0 index:0 type:T of <root>.useSuspendArgT
-              BLOCK_BODY
-                CALL 'public abstract fun invoke (p1: P1 of kotlin.Function1): R of kotlin.Function1 [operator] declared in kotlin.Function1' type=kotlin.Unit origin=null
-                  $this: GET_VAR 'val tmp_9: kotlin.Function1<S of <root>.testSimpleSAsSimpleT, kotlin.Unit> [val] declared in <root>.testSimpleSAsSimpleT' type=kotlin.Function1<S of <root>.testSimpleSAsSimpleT, kotlin.Unit> origin=null
-                  p1: GET_VAR 'p0: T of <root>.useSuspendArgT declared in <root>.testSimpleSAsSimpleT.suspendConversion' type=T of <root>.useSuspendArgT origin=null
+          FUN ADAPTER_FOR_SUSPEND_CONVERSION name:suspendConversion visibility:local modality:FINAL <> ($receiver:kotlin.Function1<S of <root>.testSimpleSAsSimpleT, kotlin.Unit>, p0:T of <root>.useSuspendArgT) returnType:kotlin.Unit [suspend]
+            $receiver: VALUE_PARAMETER ADAPTER_PARAMETER_FOR_SUSPEND_CONVERSION name:callee type:kotlin.Function1<S of <root>.testSimpleSAsSimpleT, kotlin.Unit>
+            VALUE_PARAMETER ADAPTER_PARAMETER_FOR_SUSPEND_CONVERSION name:p0 index:0 type:T of <root>.useSuspendArgT
+            BLOCK_BODY
+              CALL 'public abstract fun invoke (p1: P1 of kotlin.Function1): R of kotlin.Function1 [operator] declared in kotlin.Function1' type=kotlin.Unit origin=null
+                $this: GET_VAR 'callee: kotlin.Function1<S of <root>.testSimpleSAsSimpleT, kotlin.Unit> declared in <root>.testSimpleSAsSimpleT.suspendConversion' type=kotlin.Function1<S of <root>.testSimpleSAsSimpleT, kotlin.Unit> origin=null
+                p1: GET_VAR 'p0: T of <root>.useSuspendArgT declared in <root>.testSimpleSAsSimpleT.suspendConversion' type=T of <root>.useSuspendArgT origin=null
+          FUNCTION_REFERENCE 'local final fun suspendConversion (p0: T of <root>.useSuspendArgT): kotlin.Unit [suspend] declared in <root>.testSimpleSAsSimpleT' type=kotlin.coroutines.SuspendFunction1<T of <root>.useSuspendArgT, kotlin.Unit> origin=SUSPEND_CONVERSION reflectionTarget=null
+            $receiver: GET_VAR 'fn: kotlin.Function1<S of <root>.testSimpleSAsSimpleT, kotlin.Unit> declared in <root>.testSimpleSAsSimpleT' type=kotlin.Function1<S of <root>.testSimpleSAsSimpleT, kotlin.Unit> origin=null
   FUN name:testSimpleSAsExtT visibility:public modality:FINAL <S> (fn:kotlin.Function1<S of <root>.testSimpleSAsExtT, kotlin.Unit>) returnType:kotlin.Unit
     TYPE_PARAMETER name:S index:0 variance: superTypes:[kotlin.Any?]
     VALUE_PARAMETER name:fn index:0 type:kotlin.Function1<S of <root>.testSimpleSAsExtT, kotlin.Unit>
@@ -172,15 +172,15 @@ FILE fqName:<root> fileName:/suspendConversionOnArbitraryExpression.kt
       CALL 'public final fun useSuspendExtT <T> (sfn: @[ExtensionFunctionType] @[ExtensionFunctionType] kotlin.coroutines.SuspendFunction1<T of <root>.useSuspendExtT, kotlin.Unit>): kotlin.Unit declared in <root>' type=kotlin.Unit origin=null
         <T>: S of <root>.testSimpleSAsExtT
         sfn: BLOCK type=@[ExtensionFunctionType] kotlin.coroutines.SuspendFunction1<T of <root>.useSuspendExtT, kotlin.Unit> origin=SUSPEND_CONVERSION
-          VAR IR_TEMPORARY_VARIABLE name:tmp_10 type:kotlin.Function1<S of <root>.testSimpleSAsExtT, kotlin.Unit> [val]
-            GET_VAR 'fn: kotlin.Function1<S of <root>.testSimpleSAsExtT, kotlin.Unit> declared in <root>.testSimpleSAsExtT' type=kotlin.Function1<S of <root>.testSimpleSAsExtT, kotlin.Unit> origin=null
-          FUN_EXPR type=@[ExtensionFunctionType] kotlin.coroutines.SuspendFunction1<T of <root>.useSuspendExtT, kotlin.Unit> origin=SUSPEND_CONVERSION
-            FUN ADAPTER_FOR_SUSPEND_CONVERSION name:suspendConversion visibility:local modality:FINAL <> (p0:T of <root>.useSuspendExtT) returnType:kotlin.Unit [suspend]
-              VALUE_PARAMETER ADAPTER_PARAMETER_FOR_SUSPEND_CONVERSION name:p0 index:0 type:T of <root>.useSuspendExtT
-              BLOCK_BODY
-                CALL 'public abstract fun invoke (p1: P1 of kotlin.Function1): R of kotlin.Function1 [operator] declared in kotlin.Function1' type=kotlin.Unit origin=null
-                  $this: GET_VAR 'val tmp_10: kotlin.Function1<S of <root>.testSimpleSAsExtT, kotlin.Unit> [val] declared in <root>.testSimpleSAsExtT' type=kotlin.Function1<S of <root>.testSimpleSAsExtT, kotlin.Unit> origin=null
-                  p1: GET_VAR 'p0: T of <root>.useSuspendExtT declared in <root>.testSimpleSAsExtT.suspendConversion' type=T of <root>.useSuspendExtT origin=null
+          FUN ADAPTER_FOR_SUSPEND_CONVERSION name:suspendConversion visibility:local modality:FINAL <> ($receiver:kotlin.Function1<S of <root>.testSimpleSAsExtT, kotlin.Unit>, p0:T of <root>.useSuspendExtT) returnType:kotlin.Unit [suspend]
+            $receiver: VALUE_PARAMETER ADAPTER_PARAMETER_FOR_SUSPEND_CONVERSION name:callee type:kotlin.Function1<S of <root>.testSimpleSAsExtT, kotlin.Unit>
+            VALUE_PARAMETER ADAPTER_PARAMETER_FOR_SUSPEND_CONVERSION name:p0 index:0 type:T of <root>.useSuspendExtT
+            BLOCK_BODY
+              CALL 'public abstract fun invoke (p1: P1 of kotlin.Function1): R of kotlin.Function1 [operator] declared in kotlin.Function1' type=kotlin.Unit origin=null
+                $this: GET_VAR 'callee: kotlin.Function1<S of <root>.testSimpleSAsExtT, kotlin.Unit> declared in <root>.testSimpleSAsExtT.suspendConversion' type=kotlin.Function1<S of <root>.testSimpleSAsExtT, kotlin.Unit> origin=null
+                p1: GET_VAR 'p0: T of <root>.useSuspendExtT declared in <root>.testSimpleSAsExtT.suspendConversion' type=T of <root>.useSuspendExtT origin=null
+          FUNCTION_REFERENCE 'local final fun suspendConversion (p0: T of <root>.useSuspendExtT): kotlin.Unit [suspend] declared in <root>.testSimpleSAsExtT' type=@[ExtensionFunctionType] kotlin.coroutines.SuspendFunction1<T of <root>.useSuspendExtT, kotlin.Unit> origin=SUSPEND_CONVERSION reflectionTarget=null
+            $receiver: GET_VAR 'fn: kotlin.Function1<S of <root>.testSimpleSAsExtT, kotlin.Unit> declared in <root>.testSimpleSAsExtT' type=kotlin.Function1<S of <root>.testSimpleSAsExtT, kotlin.Unit> origin=null
   FUN name:testExtSAsSimpleT visibility:public modality:FINAL <S> (fn:@[ExtensionFunctionType] @[ExtensionFunctionType] kotlin.Function1<S of <root>.testExtSAsSimpleT, kotlin.Unit>) returnType:kotlin.Unit
     TYPE_PARAMETER name:S index:0 variance: superTypes:[kotlin.Any?]
     VALUE_PARAMETER name:fn index:0 type:@[ExtensionFunctionType] @[ExtensionFunctionType] kotlin.Function1<S of <root>.testExtSAsSimpleT, kotlin.Unit>
@@ -188,15 +188,15 @@ FILE fqName:<root> fileName:/suspendConversionOnArbitraryExpression.kt
       CALL 'public final fun useSuspendArgT <T> (sfn: kotlin.coroutines.SuspendFunction1<T of <root>.useSuspendArgT, kotlin.Unit>): kotlin.Unit declared in <root>' type=kotlin.Unit origin=null
         <T>: S of <root>.testExtSAsSimpleT
         sfn: BLOCK type=kotlin.coroutines.SuspendFunction1<T of <root>.useSuspendArgT, kotlin.Unit> origin=SUSPEND_CONVERSION
-          VAR IR_TEMPORARY_VARIABLE name:tmp_11 type:@[ExtensionFunctionType] @[ExtensionFunctionType] kotlin.Function1<S of <root>.testExtSAsSimpleT, kotlin.Unit> [val]
-            GET_VAR 'fn: @[ExtensionFunctionType] @[ExtensionFunctionType] kotlin.Function1<S of <root>.testExtSAsSimpleT, kotlin.Unit> declared in <root>.testExtSAsSimpleT' type=@[ExtensionFunctionType] @[ExtensionFunctionType] kotlin.Function1<S of <root>.testExtSAsSimpleT, kotlin.Unit> origin=null
-          FUN_EXPR type=kotlin.coroutines.SuspendFunction1<T of <root>.useSuspendArgT, kotlin.Unit> origin=SUSPEND_CONVERSION
-            FUN ADAPTER_FOR_SUSPEND_CONVERSION name:suspendConversion visibility:local modality:FINAL <> (p0:T of <root>.useSuspendArgT) returnType:kotlin.Unit [suspend]
-              VALUE_PARAMETER ADAPTER_PARAMETER_FOR_SUSPEND_CONVERSION name:p0 index:0 type:T of <root>.useSuspendArgT
-              BLOCK_BODY
-                CALL 'public abstract fun invoke (p1: P1 of kotlin.Function1): R of kotlin.Function1 [operator] declared in kotlin.Function1' type=kotlin.Unit origin=null
-                  $this: GET_VAR 'val tmp_11: @[ExtensionFunctionType] @[ExtensionFunctionType] kotlin.Function1<S of <root>.testExtSAsSimpleT, kotlin.Unit> [val] declared in <root>.testExtSAsSimpleT' type=@[ExtensionFunctionType] @[ExtensionFunctionType] kotlin.Function1<S of <root>.testExtSAsSimpleT, kotlin.Unit> origin=null
-                  p1: GET_VAR 'p0: T of <root>.useSuspendArgT declared in <root>.testExtSAsSimpleT.suspendConversion' type=T of <root>.useSuspendArgT origin=null
+          FUN ADAPTER_FOR_SUSPEND_CONVERSION name:suspendConversion visibility:local modality:FINAL <> ($receiver:@[ExtensionFunctionType] @[ExtensionFunctionType] kotlin.Function1<S of <root>.testExtSAsSimpleT, kotlin.Unit>, p0:T of <root>.useSuspendArgT) returnType:kotlin.Unit [suspend]
+            $receiver: VALUE_PARAMETER ADAPTER_PARAMETER_FOR_SUSPEND_CONVERSION name:callee type:@[ExtensionFunctionType] @[ExtensionFunctionType] kotlin.Function1<S of <root>.testExtSAsSimpleT, kotlin.Unit>
+            VALUE_PARAMETER ADAPTER_PARAMETER_FOR_SUSPEND_CONVERSION name:p0 index:0 type:T of <root>.useSuspendArgT
+            BLOCK_BODY
+              CALL 'public abstract fun invoke (p1: P1 of kotlin.Function1): R of kotlin.Function1 [operator] declared in kotlin.Function1' type=kotlin.Unit origin=null
+                $this: GET_VAR 'callee: @[ExtensionFunctionType] @[ExtensionFunctionType] kotlin.Function1<S of <root>.testExtSAsSimpleT, kotlin.Unit> declared in <root>.testExtSAsSimpleT.suspendConversion' type=@[ExtensionFunctionType] @[ExtensionFunctionType] kotlin.Function1<S of <root>.testExtSAsSimpleT, kotlin.Unit> origin=null
+                p1: GET_VAR 'p0: T of <root>.useSuspendArgT declared in <root>.testExtSAsSimpleT.suspendConversion' type=T of <root>.useSuspendArgT origin=null
+          FUNCTION_REFERENCE 'local final fun suspendConversion (p0: T of <root>.useSuspendArgT): kotlin.Unit [suspend] declared in <root>.testExtSAsSimpleT' type=kotlin.coroutines.SuspendFunction1<T of <root>.useSuspendArgT, kotlin.Unit> origin=SUSPEND_CONVERSION reflectionTarget=null
+            $receiver: GET_VAR 'fn: @[ExtensionFunctionType] @[ExtensionFunctionType] kotlin.Function1<S of <root>.testExtSAsSimpleT, kotlin.Unit> declared in <root>.testExtSAsSimpleT' type=@[ExtensionFunctionType] @[ExtensionFunctionType] kotlin.Function1<S of <root>.testExtSAsSimpleT, kotlin.Unit> origin=null
   FUN name:testExtSAsExtT visibility:public modality:FINAL <S> (fn:@[ExtensionFunctionType] @[ExtensionFunctionType] kotlin.Function1<S of <root>.testExtSAsExtT, kotlin.Unit>) returnType:kotlin.Unit
     TYPE_PARAMETER name:S index:0 variance: superTypes:[kotlin.Any?]
     VALUE_PARAMETER name:fn index:0 type:@[ExtensionFunctionType] @[ExtensionFunctionType] kotlin.Function1<S of <root>.testExtSAsExtT, kotlin.Unit>
@@ -204,15 +204,15 @@ FILE fqName:<root> fileName:/suspendConversionOnArbitraryExpression.kt
       CALL 'public final fun useSuspendExtT <T> (sfn: @[ExtensionFunctionType] @[ExtensionFunctionType] kotlin.coroutines.SuspendFunction1<T of <root>.useSuspendExtT, kotlin.Unit>): kotlin.Unit declared in <root>' type=kotlin.Unit origin=null
         <T>: S of <root>.testExtSAsExtT
         sfn: BLOCK type=@[ExtensionFunctionType] kotlin.coroutines.SuspendFunction1<T of <root>.useSuspendExtT, kotlin.Unit> origin=SUSPEND_CONVERSION
-          VAR IR_TEMPORARY_VARIABLE name:tmp_12 type:@[ExtensionFunctionType] @[ExtensionFunctionType] kotlin.Function1<S of <root>.testExtSAsExtT, kotlin.Unit> [val]
-            GET_VAR 'fn: @[ExtensionFunctionType] @[ExtensionFunctionType] kotlin.Function1<S of <root>.testExtSAsExtT, kotlin.Unit> declared in <root>.testExtSAsExtT' type=@[ExtensionFunctionType] @[ExtensionFunctionType] kotlin.Function1<S of <root>.testExtSAsExtT, kotlin.Unit> origin=null
-          FUN_EXPR type=@[ExtensionFunctionType] kotlin.coroutines.SuspendFunction1<T of <root>.useSuspendExtT, kotlin.Unit> origin=SUSPEND_CONVERSION
-            FUN ADAPTER_FOR_SUSPEND_CONVERSION name:suspendConversion visibility:local modality:FINAL <> (p0:T of <root>.useSuspendExtT) returnType:kotlin.Unit [suspend]
-              VALUE_PARAMETER ADAPTER_PARAMETER_FOR_SUSPEND_CONVERSION name:p0 index:0 type:T of <root>.useSuspendExtT
-              BLOCK_BODY
-                CALL 'public abstract fun invoke (p1: P1 of kotlin.Function1): R of kotlin.Function1 [operator] declared in kotlin.Function1' type=kotlin.Unit origin=null
-                  $this: GET_VAR 'val tmp_12: @[ExtensionFunctionType] @[ExtensionFunctionType] kotlin.Function1<S of <root>.testExtSAsExtT, kotlin.Unit> [val] declared in <root>.testExtSAsExtT' type=@[ExtensionFunctionType] @[ExtensionFunctionType] kotlin.Function1<S of <root>.testExtSAsExtT, kotlin.Unit> origin=null
-                  p1: GET_VAR 'p0: T of <root>.useSuspendExtT declared in <root>.testExtSAsExtT.suspendConversion' type=T of <root>.useSuspendExtT origin=null
+          FUN ADAPTER_FOR_SUSPEND_CONVERSION name:suspendConversion visibility:local modality:FINAL <> ($receiver:@[ExtensionFunctionType] @[ExtensionFunctionType] kotlin.Function1<S of <root>.testExtSAsExtT, kotlin.Unit>, p0:T of <root>.useSuspendExtT) returnType:kotlin.Unit [suspend]
+            $receiver: VALUE_PARAMETER ADAPTER_PARAMETER_FOR_SUSPEND_CONVERSION name:callee type:@[ExtensionFunctionType] @[ExtensionFunctionType] kotlin.Function1<S of <root>.testExtSAsExtT, kotlin.Unit>
+            VALUE_PARAMETER ADAPTER_PARAMETER_FOR_SUSPEND_CONVERSION name:p0 index:0 type:T of <root>.useSuspendExtT
+            BLOCK_BODY
+              CALL 'public abstract fun invoke (p1: P1 of kotlin.Function1): R of kotlin.Function1 [operator] declared in kotlin.Function1' type=kotlin.Unit origin=null
+                $this: GET_VAR 'callee: @[ExtensionFunctionType] @[ExtensionFunctionType] kotlin.Function1<S of <root>.testExtSAsExtT, kotlin.Unit> declared in <root>.testExtSAsExtT.suspendConversion' type=@[ExtensionFunctionType] @[ExtensionFunctionType] kotlin.Function1<S of <root>.testExtSAsExtT, kotlin.Unit> origin=null
+                p1: GET_VAR 'p0: T of <root>.useSuspendExtT declared in <root>.testExtSAsExtT.suspendConversion' type=T of <root>.useSuspendExtT origin=null
+          FUNCTION_REFERENCE 'local final fun suspendConversion (p0: T of <root>.useSuspendExtT): kotlin.Unit [suspend] declared in <root>.testExtSAsExtT' type=@[ExtensionFunctionType] kotlin.coroutines.SuspendFunction1<T of <root>.useSuspendExtT, kotlin.Unit> origin=SUSPEND_CONVERSION reflectionTarget=null
+            $receiver: GET_VAR 'fn: @[ExtensionFunctionType] @[ExtensionFunctionType] kotlin.Function1<S of <root>.testExtSAsExtT, kotlin.Unit> declared in <root>.testExtSAsExtT' type=@[ExtensionFunctionType] @[ExtensionFunctionType] kotlin.Function1<S of <root>.testExtSAsExtT, kotlin.Unit> origin=null
   FUN name:testSmartCastWithSuspendConversion visibility:public modality:FINAL <> (a:kotlin.Any) returnType:kotlin.Unit
     VALUE_PARAMETER name:a index:0 type:kotlin.Any
     BLOCK_BODY
@@ -221,14 +221,14 @@ FILE fqName:<root> fileName:/suspendConversionOnArbitraryExpression.kt
           GET_VAR 'a: kotlin.Any declared in <root>.testSmartCastWithSuspendConversion' type=kotlin.Any origin=null
       CALL 'public final fun useSuspend (sfn: kotlin.coroutines.SuspendFunction0<kotlin.Unit>): kotlin.Unit declared in <root>' type=kotlin.Unit origin=null
         sfn: BLOCK type=kotlin.coroutines.SuspendFunction0<kotlin.Unit> origin=SUSPEND_CONVERSION
-          VAR IR_TEMPORARY_VARIABLE name:tmp_13 type:kotlin.Function0<kotlin.Unit> [val]
-            TYPE_OP type=kotlin.Function0<kotlin.Unit> origin=IMPLICIT_CAST typeOperand=kotlin.Function0<kotlin.Unit>
+          FUN ADAPTER_FOR_SUSPEND_CONVERSION name:suspendConversion visibility:local modality:FINAL <> ($receiver:kotlin.Function0<kotlin.Unit>) returnType:kotlin.Unit [suspend]
+            $receiver: VALUE_PARAMETER ADAPTER_PARAMETER_FOR_SUSPEND_CONVERSION name:callee type:kotlin.Function0<kotlin.Unit>
+            BLOCK_BODY
+              CALL 'public abstract fun invoke (): R of kotlin.Function0 [operator] declared in kotlin.Function0' type=kotlin.Unit origin=null
+                $this: GET_VAR 'callee: kotlin.Function0<kotlin.Unit> declared in <root>.testSmartCastWithSuspendConversion.suspendConversion' type=kotlin.Function0<kotlin.Unit> origin=null
+          FUNCTION_REFERENCE 'local final fun suspendConversion (): kotlin.Unit [suspend] declared in <root>.testSmartCastWithSuspendConversion' type=kotlin.coroutines.SuspendFunction0<kotlin.Unit> origin=SUSPEND_CONVERSION reflectionTarget=null
+            $receiver: TYPE_OP type=kotlin.Function0<kotlin.Unit> origin=IMPLICIT_CAST typeOperand=kotlin.Function0<kotlin.Unit>
               GET_VAR 'a: kotlin.Any declared in <root>.testSmartCastWithSuspendConversion' type=kotlin.Any origin=null
-          FUN_EXPR type=kotlin.coroutines.SuspendFunction0<kotlin.Unit> origin=SUSPEND_CONVERSION
-            FUN ADAPTER_FOR_SUSPEND_CONVERSION name:suspendConversion visibility:local modality:FINAL <> () returnType:kotlin.Unit [suspend]
-              BLOCK_BODY
-                CALL 'public abstract fun invoke (): R of kotlin.Function0 [operator] declared in kotlin.Function0' type=kotlin.Unit origin=null
-                  $this: GET_VAR 'val tmp_13: kotlin.Function0<kotlin.Unit> [val] declared in <root>.testSmartCastWithSuspendConversion' type=kotlin.Function0<kotlin.Unit> origin=null
   FUN name:testSmartCastOnVarWithSuspendConversion visibility:public modality:FINAL <> (a:kotlin.Any) returnType:kotlin.Unit
     VALUE_PARAMETER name:a index:0 type:kotlin.Any
     BLOCK_BODY
@@ -239,14 +239,14 @@ FILE fqName:<root> fileName:/suspendConversionOnArbitraryExpression.kt
           GET_VAR 'var b: kotlin.Any [var] declared in <root>.testSmartCastOnVarWithSuspendConversion' type=kotlin.Any origin=null
       CALL 'public final fun useSuspend (sfn: kotlin.coroutines.SuspendFunction0<kotlin.Unit>): kotlin.Unit declared in <root>' type=kotlin.Unit origin=null
         sfn: BLOCK type=kotlin.coroutines.SuspendFunction0<kotlin.Unit> origin=SUSPEND_CONVERSION
-          VAR IR_TEMPORARY_VARIABLE name:tmp_14 type:kotlin.Function0<kotlin.Unit> [val]
-            TYPE_OP type=kotlin.Function0<kotlin.Unit> origin=IMPLICIT_CAST typeOperand=kotlin.Function0<kotlin.Unit>
+          FUN ADAPTER_FOR_SUSPEND_CONVERSION name:suspendConversion visibility:local modality:FINAL <> ($receiver:kotlin.Function0<kotlin.Unit>) returnType:kotlin.Unit [suspend]
+            $receiver: VALUE_PARAMETER ADAPTER_PARAMETER_FOR_SUSPEND_CONVERSION name:callee type:kotlin.Function0<kotlin.Unit>
+            BLOCK_BODY
+              CALL 'public abstract fun invoke (): R of kotlin.Function0 [operator] declared in kotlin.Function0' type=kotlin.Unit origin=null
+                $this: GET_VAR 'callee: kotlin.Function0<kotlin.Unit> declared in <root>.testSmartCastOnVarWithSuspendConversion.suspendConversion' type=kotlin.Function0<kotlin.Unit> origin=null
+          FUNCTION_REFERENCE 'local final fun suspendConversion (): kotlin.Unit [suspend] declared in <root>.testSmartCastOnVarWithSuspendConversion' type=kotlin.coroutines.SuspendFunction0<kotlin.Unit> origin=SUSPEND_CONVERSION reflectionTarget=null
+            $receiver: TYPE_OP type=kotlin.Function0<kotlin.Unit> origin=IMPLICIT_CAST typeOperand=kotlin.Function0<kotlin.Unit>
               GET_VAR 'var b: kotlin.Any [var] declared in <root>.testSmartCastOnVarWithSuspendConversion' type=kotlin.Any origin=null
-          FUN_EXPR type=kotlin.coroutines.SuspendFunction0<kotlin.Unit> origin=SUSPEND_CONVERSION
-            FUN ADAPTER_FOR_SUSPEND_CONVERSION name:suspendConversion visibility:local modality:FINAL <> () returnType:kotlin.Unit [suspend]
-              BLOCK_BODY
-                CALL 'public abstract fun invoke (): R of kotlin.Function0 [operator] declared in kotlin.Function0' type=kotlin.Unit origin=null
-                  $this: GET_VAR 'val tmp_14: kotlin.Function0<kotlin.Unit> [val] declared in <root>.testSmartCastOnVarWithSuspendConversion' type=kotlin.Function0<kotlin.Unit> origin=null
   FUN name:testSmartCastVsSuspendConversion visibility:public modality:FINAL <> (a:kotlin.Function0<kotlin.Unit>) returnType:kotlin.Unit
     VALUE_PARAMETER name:a index:0 type:kotlin.Function0<kotlin.Unit>
     BLOCK_BODY

compiler/testData/ir/irText/expressions/suspendConversionOnArbitraryExpression.txt

@@ -29,110 +29,126 @@ FILE fqName:<root> fileName:/suspendConversionOnArbitraryExpression.kt
     BLOCK_BODY
       CALL 'public final fun useSuspend (sfn: kotlin.coroutines.SuspendFunction0<kotlin.Unit>): kotlin.Unit declared in <root>' type=kotlin.Unit origin=null
         sfn: BLOCK type=kotlin.coroutines.SuspendFunction0<kotlin.Unit> origin=SUSPEND_CONVERSION
-          FUN_EXPR type=kotlin.coroutines.SuspendFunction0<kotlin.Unit> origin=SUSPEND_CONVERSION
-            FUN ADAPTER_FOR_SUSPEND_CONVERSION name:suspendConversion0 visibility:local modality:FINAL <> () returnType:kotlin.Unit [suspend]
-              BLOCK_BODY
-                CALL 'public abstract fun invoke (): R of kotlin.Function0 [operator] declared in kotlin.Function0' type=kotlin.Unit origin=null
-                  $this: GET_VAR 'fn: kotlin.Function0<kotlin.Unit> declared in <root>.testSimple' type=kotlin.Function0<kotlin.Unit> origin=null
+          FUN ADAPTER_FOR_SUSPEND_CONVERSION name:suspendConversion0 visibility:local modality:FINAL <> ($receiver:kotlin.Function0<kotlin.Unit>) returnType:kotlin.Unit [suspend]
+            $receiver: VALUE_PARAMETER ADAPTER_PARAMETER_FOR_SUSPEND_CONVERSION name:callee type:kotlin.Function0<kotlin.Unit>
+            BLOCK_BODY
+              CALL 'public abstract fun invoke (): R of kotlin.Function0 [operator] declared in kotlin.Function0' type=kotlin.Unit origin=null
+                $this: GET_VAR 'callee: kotlin.Function0<kotlin.Unit> declared in <root>.testSimple.suspendConversion0' type=kotlin.Function0<kotlin.Unit> origin=null
+          FUNCTION_REFERENCE 'local final fun suspendConversion0 (): kotlin.Unit [suspend] declared in <root>.testSimple' type=kotlin.coroutines.SuspendFunction0<kotlin.Unit> origin=SUSPEND_CONVERSION reflectionTarget=null
+            $receiver: GET_VAR 'fn: kotlin.Function0<kotlin.Unit> declared in <root>.testSimple' type=kotlin.Function0<kotlin.Unit> origin=null
   FUN name:testSimpleNonVal visibility:public modality:FINAL <> () returnType:kotlin.Unit
     BLOCK_BODY
       CALL 'public final fun useSuspend (sfn: kotlin.coroutines.SuspendFunction0<kotlin.Unit>): kotlin.Unit declared in <root>' type=kotlin.Unit origin=null
         sfn: BLOCK type=kotlin.coroutines.SuspendFunction0<kotlin.Unit> origin=SUSPEND_CONVERSION
-          VAR IR_TEMPORARY_VARIABLE name:tmp_0 type:kotlin.Function0<kotlin.Unit> [val]
-            CALL 'public final fun produceFun (): kotlin.Function0<kotlin.Unit> declared in <root>' type=kotlin.Function0<kotlin.Unit> origin=null
-          FUN_EXPR type=kotlin.coroutines.SuspendFunction0<kotlin.Unit> origin=SUSPEND_CONVERSION
-            FUN ADAPTER_FOR_SUSPEND_CONVERSION name:suspendConversion1 visibility:local modality:FINAL <> () returnType:kotlin.Unit [suspend]
-              BLOCK_BODY
-                CALL 'public abstract fun invoke (): R of kotlin.Function0 [operator] declared in kotlin.Function0' type=kotlin.Unit origin=null
-                  $this: GET_VAR 'val tmp_0: kotlin.Function0<kotlin.Unit> [val] declared in <root>.testSimpleNonVal' type=kotlin.Function0<kotlin.Unit> origin=null
+          FUN ADAPTER_FOR_SUSPEND_CONVERSION name:suspendConversion0 visibility:local modality:FINAL <> ($receiver:kotlin.Function0<kotlin.Unit>) returnType:kotlin.Unit [suspend]
+            $receiver: VALUE_PARAMETER ADAPTER_PARAMETER_FOR_SUSPEND_CONVERSION name:callee type:kotlin.Function0<kotlin.Unit>
+            BLOCK_BODY
+              CALL 'public abstract fun invoke (): R of kotlin.Function0 [operator] declared in kotlin.Function0' type=kotlin.Unit origin=null
+                $this: GET_VAR 'callee: kotlin.Function0<kotlin.Unit> declared in <root>.testSimpleNonVal.suspendConversion0' type=kotlin.Function0<kotlin.Unit> origin=null
+          FUNCTION_REFERENCE 'local final fun suspendConversion0 (): kotlin.Unit [suspend] declared in <root>.testSimpleNonVal' type=kotlin.coroutines.SuspendFunction0<kotlin.Unit> origin=SUSPEND_CONVERSION reflectionTarget=null
+            $receiver: CALL 'public final fun produceFun (): kotlin.Function0<kotlin.Unit> declared in <root>' type=kotlin.Function0<kotlin.Unit> origin=null
   FUN name:testExtAsExt visibility:public modality:FINAL <> (fn:@[ExtensionFunctionType] kotlin.Function1<kotlin.Int, kotlin.Unit>) returnType:kotlin.Unit
     VALUE_PARAMETER name:fn index:0 type:@[ExtensionFunctionType] kotlin.Function1<kotlin.Int, kotlin.Unit>
     BLOCK_BODY
       CALL 'public final fun useSuspendExt (sfn: @[ExtensionFunctionType] kotlin.coroutines.SuspendFunction1<kotlin.Int, kotlin.Unit>): kotlin.Unit declared in <root>' type=kotlin.Unit origin=null
         sfn: BLOCK type=@[ExtensionFunctionType] kotlin.coroutines.SuspendFunction1<kotlin.Int, kotlin.Unit> origin=SUSPEND_CONVERSION
-          FUN_EXPR type=@[ExtensionFunctionType] kotlin.coroutines.SuspendFunction1<kotlin.Int, kotlin.Unit> origin=SUSPEND_CONVERSION
-            FUN ADAPTER_FOR_SUSPEND_CONVERSION name:suspendConversion0 visibility:local modality:FINAL <> (p0:kotlin.Int) returnType:kotlin.Unit [suspend]
-              VALUE_PARAMETER ADAPTER_PARAMETER_FOR_SUSPEND_CONVERSION name:p0 index:0 type:kotlin.Int
-              BLOCK_BODY
-                CALL 'public abstract fun invoke (p1: P1 of kotlin.Function1): R of kotlin.Function1 [operator] declared in kotlin.Function1' type=kotlin.Unit origin=null
-                  $this: GET_VAR 'fn: @[ExtensionFunctionType] kotlin.Function1<kotlin.Int, kotlin.Unit> declared in <root>.testExtAsExt' type=@[ExtensionFunctionType] kotlin.Function1<kotlin.Int, kotlin.Unit> origin=null
-                  p1: GET_VAR 'p0: kotlin.Int declared in <root>.testExtAsExt.suspendConversion0' type=kotlin.Int origin=null
+          FUN ADAPTER_FOR_SUSPEND_CONVERSION name:suspendConversion0 visibility:local modality:FINAL <> ($receiver:@[ExtensionFunctionType] kotlin.Function1<kotlin.Int, kotlin.Unit>, p0:kotlin.Int) returnType:kotlin.Unit [suspend]
+            $receiver: VALUE_PARAMETER ADAPTER_PARAMETER_FOR_SUSPEND_CONVERSION name:callee type:@[ExtensionFunctionType] kotlin.Function1<kotlin.Int, kotlin.Unit>
+            VALUE_PARAMETER ADAPTER_PARAMETER_FOR_SUSPEND_CONVERSION name:p0 index:0 type:kotlin.Int
+            BLOCK_BODY
+              CALL 'public abstract fun invoke (p1: P1 of kotlin.Function1): R of kotlin.Function1 [operator] declared in kotlin.Function1' type=kotlin.Unit origin=null
+                $this: GET_VAR 'callee: @[ExtensionFunctionType] kotlin.Function1<kotlin.Int, kotlin.Unit> declared in <root>.testExtAsExt.suspendConversion0' type=@[ExtensionFunctionType] kotlin.Function1<kotlin.Int, kotlin.Unit> origin=null
+                p1: GET_VAR 'p0: kotlin.Int declared in <root>.testExtAsExt.suspendConversion0' type=kotlin.Int origin=null
+          FUNCTION_REFERENCE 'local final fun suspendConversion0 (p0: kotlin.Int): kotlin.Unit [suspend] declared in <root>.testExtAsExt' type=@[ExtensionFunctionType] kotlin.coroutines.SuspendFunction1<kotlin.Int, kotlin.Unit> origin=SUSPEND_CONVERSION reflectionTarget=null
+            $receiver: GET_VAR 'fn: @[ExtensionFunctionType] kotlin.Function1<kotlin.Int, kotlin.Unit> declared in <root>.testExtAsExt' type=@[ExtensionFunctionType] kotlin.Function1<kotlin.Int, kotlin.Unit> origin=null
   FUN name:testExtAsSimple visibility:public modality:FINAL <> (fn:@[ExtensionFunctionType] kotlin.Function1<kotlin.Int, kotlin.Unit>) returnType:kotlin.Unit
     VALUE_PARAMETER name:fn index:0 type:@[ExtensionFunctionType] kotlin.Function1<kotlin.Int, kotlin.Unit>
     BLOCK_BODY
       CALL 'public final fun useSuspendArg (sfn: kotlin.coroutines.SuspendFunction1<kotlin.Int, kotlin.Unit>): kotlin.Unit declared in <root>' type=kotlin.Unit origin=null
         sfn: BLOCK type=kotlin.coroutines.SuspendFunction1<kotlin.Int, kotlin.Unit> origin=SUSPEND_CONVERSION
-          FUN_EXPR type=kotlin.coroutines.SuspendFunction1<kotlin.Int, kotlin.Unit> origin=SUSPEND_CONVERSION
-            FUN ADAPTER_FOR_SUSPEND_CONVERSION name:suspendConversion0 visibility:local modality:FINAL <> (p0:kotlin.Int) returnType:kotlin.Unit [suspend]
-              VALUE_PARAMETER ADAPTER_PARAMETER_FOR_SUSPEND_CONVERSION name:p0 index:0 type:kotlin.Int
-              BLOCK_BODY
-                CALL 'public abstract fun invoke (p1: P1 of kotlin.Function1): R of kotlin.Function1 [operator] declared in kotlin.Function1' type=kotlin.Unit origin=null
-                  $this: GET_VAR 'fn: @[ExtensionFunctionType] kotlin.Function1<kotlin.Int, kotlin.Unit> declared in <root>.testExtAsSimple' type=@[ExtensionFunctionType] kotlin.Function1<kotlin.Int, kotlin.Unit> origin=null
-                  p1: GET_VAR 'p0: kotlin.Int declared in <root>.testExtAsSimple.suspendConversion0' type=kotlin.Int origin=null
+          FUN ADAPTER_FOR_SUSPEND_CONVERSION name:suspendConversion0 visibility:local modality:FINAL <> ($receiver:kotlin.Function1<kotlin.Int, kotlin.Unit>, p0:kotlin.Int) returnType:kotlin.Unit [suspend]
+            $receiver: VALUE_PARAMETER ADAPTER_PARAMETER_FOR_SUSPEND_CONVERSION name:callee type:kotlin.Function1<kotlin.Int, kotlin.Unit>
+            VALUE_PARAMETER ADAPTER_PARAMETER_FOR_SUSPEND_CONVERSION name:p0 index:0 type:kotlin.Int
+            BLOCK_BODY
+              CALL 'public abstract fun invoke (p1: P1 of kotlin.Function1): R of kotlin.Function1 [operator] declared in kotlin.Function1' type=kotlin.Unit origin=null
+                $this: GET_VAR 'callee: kotlin.Function1<kotlin.Int, kotlin.Unit> declared in <root>.testExtAsSimple.suspendConversion0' type=kotlin.Function1<kotlin.Int, kotlin.Unit> origin=null
+                p1: GET_VAR 'p0: kotlin.Int declared in <root>.testExtAsSimple.suspendConversion0' type=kotlin.Int origin=null
+          FUNCTION_REFERENCE 'local final fun suspendConversion0 (p0: kotlin.Int): kotlin.Unit [suspend] declared in <root>.testExtAsSimple' type=kotlin.coroutines.SuspendFunction1<kotlin.Int, kotlin.Unit> origin=SUSPEND_CONVERSION reflectionTarget=null
+            $receiver: GET_VAR 'fn: @[ExtensionFunctionType] kotlin.Function1<kotlin.Int, kotlin.Unit> declared in <root>.testExtAsSimple' type=@[ExtensionFunctionType] kotlin.Function1<kotlin.Int, kotlin.Unit> origin=null
   FUN name:testSimpleAsExt visibility:public modality:FINAL <> (fn:kotlin.Function1<kotlin.Int, kotlin.Unit>) returnType:kotlin.Unit
     VALUE_PARAMETER name:fn index:0 type:kotlin.Function1<kotlin.Int, kotlin.Unit>
     BLOCK_BODY
       CALL 'public final fun useSuspendExt (sfn: @[ExtensionFunctionType] kotlin.coroutines.SuspendFunction1<kotlin.Int, kotlin.Unit>): kotlin.Unit declared in <root>' type=kotlin.Unit origin=null
         sfn: BLOCK type=@[ExtensionFunctionType] kotlin.coroutines.SuspendFunction1<kotlin.Int, kotlin.Unit> origin=SUSPEND_CONVERSION
-          FUN_EXPR type=@[ExtensionFunctionType] kotlin.coroutines.SuspendFunction1<kotlin.Int, kotlin.Unit> origin=SUSPEND_CONVERSION
-            FUN ADAPTER_FOR_SUSPEND_CONVERSION name:suspendConversion0 visibility:local modality:FINAL <> (p0:kotlin.Int) returnType:kotlin.Unit [suspend]
-              VALUE_PARAMETER ADAPTER_PARAMETER_FOR_SUSPEND_CONVERSION name:p0 index:0 type:kotlin.Int
-              BLOCK_BODY
-                CALL 'public abstract fun invoke (p1: P1 of kotlin.Function1): R of kotlin.Function1 [operator] declared in kotlin.Function1' type=kotlin.Unit origin=null
-                  $this: GET_VAR 'fn: kotlin.Function1<kotlin.Int, kotlin.Unit> declared in <root>.testSimpleAsExt' type=kotlin.Function1<kotlin.Int, kotlin.Unit> origin=null
-                  p1: GET_VAR 'p0: kotlin.Int declared in <root>.testSimpleAsExt.suspendConversion0' type=kotlin.Int origin=null
+          FUN ADAPTER_FOR_SUSPEND_CONVERSION name:suspendConversion0 visibility:local modality:FINAL <> ($receiver:@[ExtensionFunctionType] kotlin.Function1<kotlin.Int, kotlin.Unit>, p0:kotlin.Int) returnType:kotlin.Unit [suspend]
+            $receiver: VALUE_PARAMETER ADAPTER_PARAMETER_FOR_SUSPEND_CONVERSION name:callee type:@[ExtensionFunctionType] kotlin.Function1<kotlin.Int, kotlin.Unit>
+            VALUE_PARAMETER ADAPTER_PARAMETER_FOR_SUSPEND_CONVERSION name:p0 index:0 type:kotlin.Int
+            BLOCK_BODY
+              CALL 'public abstract fun invoke (p1: P1 of kotlin.Function1): R of kotlin.Function1 [operator] declared in kotlin.Function1' type=kotlin.Unit origin=null
+                $this: GET_VAR 'callee: @[ExtensionFunctionType] kotlin.Function1<kotlin.Int, kotlin.Unit> declared in <root>.testSimpleAsExt.suspendConversion0' type=@[ExtensionFunctionType] kotlin.Function1<kotlin.Int, kotlin.Unit> origin=null
+                p1: GET_VAR 'p0: kotlin.Int declared in <root>.testSimpleAsExt.suspendConversion0' type=kotlin.Int origin=null
+          FUNCTION_REFERENCE 'local final fun suspendConversion0 (p0: kotlin.Int): kotlin.Unit [suspend] declared in <root>.testSimpleAsExt' type=@[ExtensionFunctionType] kotlin.coroutines.SuspendFunction1<kotlin.Int, kotlin.Unit> origin=SUSPEND_CONVERSION reflectionTarget=null
+            $receiver: GET_VAR 'fn: kotlin.Function1<kotlin.Int, kotlin.Unit> declared in <root>.testSimpleAsExt' type=kotlin.Function1<kotlin.Int, kotlin.Unit> origin=null
   FUN name:testSimpleAsSimpleT visibility:public modality:FINAL <> (fn:kotlin.Function1<kotlin.Int, kotlin.Unit>) returnType:kotlin.Unit
     VALUE_PARAMETER name:fn index:0 type:kotlin.Function1<kotlin.Int, kotlin.Unit>
     BLOCK_BODY
       CALL 'public final fun useSuspendArgT <T> (sfn: kotlin.coroutines.SuspendFunction1<T of <root>.useSuspendArgT, kotlin.Unit>): kotlin.Unit declared in <root>' type=kotlin.Unit origin=null
         <T>: kotlin.Int
         sfn: BLOCK type=kotlin.coroutines.SuspendFunction1<kotlin.Int, kotlin.Unit> origin=SUSPEND_CONVERSION
-          FUN_EXPR type=kotlin.coroutines.SuspendFunction1<kotlin.Int, kotlin.Unit> origin=SUSPEND_CONVERSION
-            FUN ADAPTER_FOR_SUSPEND_CONVERSION name:suspendConversion0 visibility:local modality:FINAL <> (p0:kotlin.Int) returnType:kotlin.Unit [suspend]
-              VALUE_PARAMETER ADAPTER_PARAMETER_FOR_SUSPEND_CONVERSION name:p0 index:0 type:kotlin.Int
-              BLOCK_BODY
-                CALL 'public abstract fun invoke (p1: P1 of kotlin.Function1): R of kotlin.Function1 [operator] declared in kotlin.Function1' type=kotlin.Unit origin=null
-                  $this: GET_VAR 'fn: kotlin.Function1<kotlin.Int, kotlin.Unit> declared in <root>.testSimpleAsSimpleT' type=kotlin.Function1<kotlin.Int, kotlin.Unit> origin=null
-                  p1: GET_VAR 'p0: kotlin.Int declared in <root>.testSimpleAsSimpleT.suspendConversion0' type=kotlin.Int origin=null
+          FUN ADAPTER_FOR_SUSPEND_CONVERSION name:suspendConversion0 visibility:local modality:FINAL <> ($receiver:kotlin.Function1<kotlin.Int, kotlin.Unit>, p0:kotlin.Int) returnType:kotlin.Unit [suspend]
+            $receiver: VALUE_PARAMETER ADAPTER_PARAMETER_FOR_SUSPEND_CONVERSION name:callee type:kotlin.Function1<kotlin.Int, kotlin.Unit>
+            VALUE_PARAMETER ADAPTER_PARAMETER_FOR_SUSPEND_CONVERSION name:p0 index:0 type:kotlin.Int
+            BLOCK_BODY
+              CALL 'public abstract fun invoke (p1: P1 of kotlin.Function1): R of kotlin.Function1 [operator] declared in kotlin.Function1' type=kotlin.Unit origin=null
+                $this: GET_VAR 'callee: kotlin.Function1<kotlin.Int, kotlin.Unit> declared in <root>.testSimpleAsSimpleT.suspendConversion0' type=kotlin.Function1<kotlin.Int, kotlin.Unit> origin=null
+                p1: GET_VAR 'p0: kotlin.Int declared in <root>.testSimpleAsSimpleT.suspendConversion0' type=kotlin.Int origin=null
+          FUNCTION_REFERENCE 'local final fun suspendConversion0 (p0: kotlin.Int): kotlin.Unit [suspend] declared in <root>.testSimpleAsSimpleT' type=kotlin.coroutines.SuspendFunction1<kotlin.Int, kotlin.Unit> origin=SUSPEND_CONVERSION reflectionTarget=null
+            $receiver: GET_VAR 'fn: kotlin.Function1<kotlin.Int, kotlin.Unit> declared in <root>.testSimpleAsSimpleT' type=kotlin.Function1<kotlin.Int, kotlin.Unit> origin=null
   FUN name:testSimpleAsExtT visibility:public modality:FINAL <> (fn:kotlin.Function1<kotlin.Int, kotlin.Unit>) returnType:kotlin.Unit
     VALUE_PARAMETER name:fn index:0 type:kotlin.Function1<kotlin.Int, kotlin.Unit>
     BLOCK_BODY
       CALL 'public final fun useSuspendExtT <T> (sfn: @[ExtensionFunctionType] kotlin.coroutines.SuspendFunction1<T of <root>.useSuspendExtT, kotlin.Unit>): kotlin.Unit declared in <root>' type=kotlin.Unit origin=null
         <T>: kotlin.Int
         sfn: BLOCK type=@[ExtensionFunctionType] kotlin.coroutines.SuspendFunction1<kotlin.Int, kotlin.Unit> origin=SUSPEND_CONVERSION
-          FUN_EXPR type=@[ExtensionFunctionType] kotlin.coroutines.SuspendFunction1<kotlin.Int, kotlin.Unit> origin=SUSPEND_CONVERSION
-            FUN ADAPTER_FOR_SUSPEND_CONVERSION name:suspendConversion0 visibility:local modality:FINAL <> (p0:kotlin.Int) returnType:kotlin.Unit [suspend]
-              VALUE_PARAMETER ADAPTER_PARAMETER_FOR_SUSPEND_CONVERSION name:p0 index:0 type:kotlin.Int
-              BLOCK_BODY
-                CALL 'public abstract fun invoke (p1: P1 of kotlin.Function1): R of kotlin.Function1 [operator] declared in kotlin.Function1' type=kotlin.Unit origin=null
-                  $this: GET_VAR 'fn: kotlin.Function1<kotlin.Int, kotlin.Unit> declared in <root>.testSimpleAsExtT' type=kotlin.Function1<kotlin.Int, kotlin.Unit> origin=null
-                  p1: GET_VAR 'p0: kotlin.Int declared in <root>.testSimpleAsExtT.suspendConversion0' type=kotlin.Int origin=null
+          FUN ADAPTER_FOR_SUSPEND_CONVERSION name:suspendConversion0 visibility:local modality:FINAL <> ($receiver:@[ExtensionFunctionType] kotlin.Function1<kotlin.Int, kotlin.Unit>, p0:kotlin.Int) returnType:kotlin.Unit [suspend]
+            $receiver: VALUE_PARAMETER ADAPTER_PARAMETER_FOR_SUSPEND_CONVERSION name:callee type:@[ExtensionFunctionType] kotlin.Function1<kotlin.Int, kotlin.Unit>
+            VALUE_PARAMETER ADAPTER_PARAMETER_FOR_SUSPEND_CONVERSION name:p0 index:0 type:kotlin.Int
+            BLOCK_BODY
+              CALL 'public abstract fun invoke (p1: P1 of kotlin.Function1): R of kotlin.Function1 [operator] declared in kotlin.Function1' type=kotlin.Unit origin=null
+                $this: GET_VAR 'callee: @[ExtensionFunctionType] kotlin.Function1<kotlin.Int, kotlin.Unit> declared in <root>.testSimpleAsExtT.suspendConversion0' type=@[ExtensionFunctionType] kotlin.Function1<kotlin.Int, kotlin.Unit> origin=null
+                p1: GET_VAR 'p0: kotlin.Int declared in <root>.testSimpleAsExtT.suspendConversion0' type=kotlin.Int origin=null
+          FUNCTION_REFERENCE 'local final fun suspendConversion0 (p0: kotlin.Int): kotlin.Unit [suspend] declared in <root>.testSimpleAsExtT' type=@[ExtensionFunctionType] kotlin.coroutines.SuspendFunction1<kotlin.Int, kotlin.Unit> origin=SUSPEND_CONVERSION reflectionTarget=null
+            $receiver: GET_VAR 'fn: kotlin.Function1<kotlin.Int, kotlin.Unit> declared in <root>.testSimpleAsExtT' type=kotlin.Function1<kotlin.Int, kotlin.Unit> origin=null
   FUN name:testExtAsSimpleT visibility:public modality:FINAL <> (fn:@[ExtensionFunctionType] kotlin.Function1<kotlin.Int, kotlin.Unit>) returnType:kotlin.Unit
     VALUE_PARAMETER name:fn index:0 type:@[ExtensionFunctionType] kotlin.Function1<kotlin.Int, kotlin.Unit>
     BLOCK_BODY
       CALL 'public final fun useSuspendArgT <T> (sfn: kotlin.coroutines.SuspendFunction1<T of <root>.useSuspendArgT, kotlin.Unit>): kotlin.Unit declared in <root>' type=kotlin.Unit origin=null
         <T>: kotlin.Int
         sfn: BLOCK type=kotlin.coroutines.SuspendFunction1<kotlin.Int, kotlin.Unit> origin=SUSPEND_CONVERSION
-          FUN_EXPR type=kotlin.coroutines.SuspendFunction1<kotlin.Int, kotlin.Unit> origin=SUSPEND_CONVERSION
-            FUN ADAPTER_FOR_SUSPEND_CONVERSION name:suspendConversion0 visibility:local modality:FINAL <> (p0:kotlin.Int) returnType:kotlin.Unit [suspend]
-              VALUE_PARAMETER ADAPTER_PARAMETER_FOR_SUSPEND_CONVERSION name:p0 index:0 type:kotlin.Int
-              BLOCK_BODY
-                CALL 'public abstract fun invoke (p1: P1 of kotlin.Function1): R of kotlin.Function1 [operator] declared in kotlin.Function1' type=kotlin.Unit origin=null
-                  $this: GET_VAR 'fn: @[ExtensionFunctionType] kotlin.Function1<kotlin.Int, kotlin.Unit> declared in <root>.testExtAsSimpleT' type=@[ExtensionFunctionType] kotlin.Function1<kotlin.Int, kotlin.Unit> origin=null
-                  p1: GET_VAR 'p0: kotlin.Int declared in <root>.testExtAsSimpleT.suspendConversion0' type=kotlin.Int origin=null
+          FUN ADAPTER_FOR_SUSPEND_CONVERSION name:suspendConversion0 visibility:local modality:FINAL <> ($receiver:kotlin.Function1<kotlin.Int, kotlin.Unit>, p0:kotlin.Int) returnType:kotlin.Unit [suspend]
+            $receiver: VALUE_PARAMETER ADAPTER_PARAMETER_FOR_SUSPEND_CONVERSION name:callee type:kotlin.Function1<kotlin.Int, kotlin.Unit>
+            VALUE_PARAMETER ADAPTER_PARAMETER_FOR_SUSPEND_CONVERSION name:p0 index:0 type:kotlin.Int
+            BLOCK_BODY
+              CALL 'public abstract fun invoke (p1: P1 of kotlin.Function1): R of kotlin.Function1 [operator] declared in kotlin.Function1' type=kotlin.Unit origin=null
+                $this: GET_VAR 'callee: kotlin.Function1<kotlin.Int, kotlin.Unit> declared in <root>.testExtAsSimpleT.suspendConversion0' type=kotlin.Function1<kotlin.Int, kotlin.Unit> origin=null
+                p1: GET_VAR 'p0: kotlin.Int declared in <root>.testExtAsSimpleT.suspendConversion0' type=kotlin.Int origin=null
+          FUNCTION_REFERENCE 'local final fun suspendConversion0 (p0: kotlin.Int): kotlin.Unit [suspend] declared in <root>.testExtAsSimpleT' type=kotlin.coroutines.SuspendFunction1<kotlin.Int, kotlin.Unit> origin=SUSPEND_CONVERSION reflectionTarget=null
+            $receiver: GET_VAR 'fn: @[ExtensionFunctionType] kotlin.Function1<kotlin.Int, kotlin.Unit> declared in <root>.testExtAsSimpleT' type=@[ExtensionFunctionType] kotlin.Function1<kotlin.Int, kotlin.Unit> origin=null
   FUN name:testExtAsExtT visibility:public modality:FINAL <> (fn:@[ExtensionFunctionType] kotlin.Function1<kotlin.Int, kotlin.Unit>) returnType:kotlin.Unit
     VALUE_PARAMETER name:fn index:0 type:@[ExtensionFunctionType] kotlin.Function1<kotlin.Int, kotlin.Unit>
     BLOCK_BODY
       CALL 'public final fun useSuspendExtT <T> (sfn: @[ExtensionFunctionType] kotlin.coroutines.SuspendFunction1<T of <root>.useSuspendExtT, kotlin.Unit>): kotlin.Unit declared in <root>' type=kotlin.Unit origin=null
         <T>: kotlin.Int
         sfn: BLOCK type=@[ExtensionFunctionType] kotlin.coroutines.SuspendFunction1<kotlin.Int, kotlin.Unit> origin=SUSPEND_CONVERSION
-          FUN_EXPR type=@[ExtensionFunctionType] kotlin.coroutines.SuspendFunction1<kotlin.Int, kotlin.Unit> origin=SUSPEND_CONVERSION
-            FUN ADAPTER_FOR_SUSPEND_CONVERSION name:suspendConversion0 visibility:local modality:FINAL <> (p0:kotlin.Int) returnType:kotlin.Unit [suspend]
-              VALUE_PARAMETER ADAPTER_PARAMETER_FOR_SUSPEND_CONVERSION name:p0 index:0 type:kotlin.Int
-              BLOCK_BODY
-                CALL 'public abstract fun invoke (p1: P1 of kotlin.Function1): R of kotlin.Function1 [operator] declared in kotlin.Function1' type=kotlin.Unit origin=null
-                  $this: GET_VAR 'fn: @[ExtensionFunctionType] kotlin.Function1<kotlin.Int, kotlin.Unit> declared in <root>.testExtAsExtT' type=@[ExtensionFunctionType] kotlin.Function1<kotlin.Int, kotlin.Unit> origin=null
-                  p1: GET_VAR 'p0: kotlin.Int declared in <root>.testExtAsExtT.suspendConversion0' type=kotlin.Int origin=null
+          FUN ADAPTER_FOR_SUSPEND_CONVERSION name:suspendConversion0 visibility:local modality:FINAL <> ($receiver:@[ExtensionFunctionType] kotlin.Function1<kotlin.Int, kotlin.Unit>, p0:kotlin.Int) returnType:kotlin.Unit [suspend]
+            $receiver: VALUE_PARAMETER ADAPTER_PARAMETER_FOR_SUSPEND_CONVERSION name:callee type:@[ExtensionFunctionType] kotlin.Function1<kotlin.Int, kotlin.Unit>
+            VALUE_PARAMETER ADAPTER_PARAMETER_FOR_SUSPEND_CONVERSION name:p0 index:0 type:kotlin.Int
+            BLOCK_BODY
+              CALL 'public abstract fun invoke (p1: P1 of kotlin.Function1): R of kotlin.Function1 [operator] declared in kotlin.Function1' type=kotlin.Unit origin=null
+                $this: GET_VAR 'callee: @[ExtensionFunctionType] kotlin.Function1<kotlin.Int, kotlin.Unit> declared in <root>.testExtAsExtT.suspendConversion0' type=@[ExtensionFunctionType] kotlin.Function1<kotlin.Int, kotlin.Unit> origin=null
+                p1: GET_VAR 'p0: kotlin.Int declared in <root>.testExtAsExtT.suspendConversion0' type=kotlin.Int origin=null
+          FUNCTION_REFERENCE 'local final fun suspendConversion0 (p0: kotlin.Int): kotlin.Unit [suspend] declared in <root>.testExtAsExtT' type=@[ExtensionFunctionType] kotlin.coroutines.SuspendFunction1<kotlin.Int, kotlin.Unit> origin=SUSPEND_CONVERSION reflectionTarget=null
+            $receiver: GET_VAR 'fn: @[ExtensionFunctionType] kotlin.Function1<kotlin.Int, kotlin.Unit> declared in <root>.testExtAsExtT' type=@[ExtensionFunctionType] kotlin.Function1<kotlin.Int, kotlin.Unit> origin=null
   FUN name:testSimpleSAsSimpleT visibility:public modality:FINAL <S> (fn:kotlin.Function1<S of <root>.testSimpleSAsSimpleT, kotlin.Unit>) returnType:kotlin.Unit
     TYPE_PARAMETER name:S index:0 variance: superTypes:[kotlin.Any?]
     VALUE_PARAMETER name:fn index:0 type:kotlin.Function1<S of <root>.testSimpleSAsSimpleT, kotlin.Unit>
@@ -140,13 +156,15 @@ FILE fqName:<root> fileName:/suspendConversionOnArbitraryExpression.kt
       CALL 'public final fun useSuspendArgT <T> (sfn: kotlin.coroutines.SuspendFunction1<T of <root>.useSuspendArgT, kotlin.Unit>): kotlin.Unit declared in <root>' type=kotlin.Unit origin=null
         <T>: S of <root>.testSimpleSAsSimpleT
         sfn: BLOCK type=kotlin.coroutines.SuspendFunction1<S of <root>.testSimpleSAsSimpleT, kotlin.Unit> origin=SUSPEND_CONVERSION
-          FUN_EXPR type=kotlin.coroutines.SuspendFunction1<S of <root>.testSimpleSAsSimpleT, kotlin.Unit> origin=SUSPEND_CONVERSION
-            FUN ADAPTER_FOR_SUSPEND_CONVERSION name:suspendConversion0 visibility:local modality:FINAL <> (p0:S of <root>.testSimpleSAsSimpleT) returnType:kotlin.Unit [suspend]
-              VALUE_PARAMETER ADAPTER_PARAMETER_FOR_SUSPEND_CONVERSION name:p0 index:0 type:S of <root>.testSimpleSAsSimpleT
-              BLOCK_BODY
-                CALL 'public abstract fun invoke (p1: P1 of kotlin.Function1): R of kotlin.Function1 [operator] declared in kotlin.Function1' type=kotlin.Unit origin=null
-                  $this: GET_VAR 'fn: kotlin.Function1<S of <root>.testSimpleSAsSimpleT, kotlin.Unit> declared in <root>.testSimpleSAsSimpleT' type=kotlin.Function1<S of <root>.testSimpleSAsSimpleT, kotlin.Unit> origin=null
-                  p1: GET_VAR 'p0: S of <root>.testSimpleSAsSimpleT declared in <root>.testSimpleSAsSimpleT.suspendConversion0' type=S of <root>.testSimpleSAsSimpleT origin=null
+          FUN ADAPTER_FOR_SUSPEND_CONVERSION name:suspendConversion0 visibility:local modality:FINAL <> ($receiver:kotlin.Function1<S of <root>.testSimpleSAsSimpleT, kotlin.Unit>, p0:S of <root>.testSimpleSAsSimpleT) returnType:kotlin.Unit [suspend]
+            $receiver: VALUE_PARAMETER ADAPTER_PARAMETER_FOR_SUSPEND_CONVERSION name:callee type:kotlin.Function1<S of <root>.testSimpleSAsSimpleT, kotlin.Unit>
+            VALUE_PARAMETER ADAPTER_PARAMETER_FOR_SUSPEND_CONVERSION name:p0 index:0 type:S of <root>.testSimpleSAsSimpleT
+            BLOCK_BODY
+              CALL 'public abstract fun invoke (p1: P1 of kotlin.Function1): R of kotlin.Function1 [operator] declared in kotlin.Function1' type=kotlin.Unit origin=null
+                $this: GET_VAR 'callee: kotlin.Function1<S of <root>.testSimpleSAsSimpleT, kotlin.Unit> declared in <root>.testSimpleSAsSimpleT.suspendConversion0' type=kotlin.Function1<S of <root>.testSimpleSAsSimpleT, kotlin.Unit> origin=null
+                p1: GET_VAR 'p0: S of <root>.testSimpleSAsSimpleT declared in <root>.testSimpleSAsSimpleT.suspendConversion0' type=S of <root>.testSimpleSAsSimpleT origin=null
+          FUNCTION_REFERENCE 'local final fun suspendConversion0 (p0: S of <root>.testSimpleSAsSimpleT): kotlin.Unit [suspend] declared in <root>.testSimpleSAsSimpleT' type=kotlin.coroutines.SuspendFunction1<S of <root>.testSimpleSAsSimpleT, kotlin.Unit> origin=SUSPEND_CONVERSION reflectionTarget=null
+            $receiver: GET_VAR 'fn: kotlin.Function1<S of <root>.testSimpleSAsSimpleT, kotlin.Unit> declared in <root>.testSimpleSAsSimpleT' type=kotlin.Function1<S of <root>.testSimpleSAsSimpleT, kotlin.Unit> origin=null
   FUN name:testSimpleSAsExtT visibility:public modality:FINAL <S> (fn:kotlin.Function1<S of <root>.testSimpleSAsExtT, kotlin.Unit>) returnType:kotlin.Unit
     TYPE_PARAMETER name:S index:0 variance: superTypes:[kotlin.Any?]
     VALUE_PARAMETER name:fn index:0 type:kotlin.Function1<S of <root>.testSimpleSAsExtT, kotlin.Unit>
@@ -154,13 +172,15 @@ FILE fqName:<root> fileName:/suspendConversionOnArbitraryExpression.kt
       CALL 'public final fun useSuspendExtT <T> (sfn: @[ExtensionFunctionType] kotlin.coroutines.SuspendFunction1<T of <root>.useSuspendExtT, kotlin.Unit>): kotlin.Unit declared in <root>' type=kotlin.Unit origin=null
         <T>: S of <root>.testSimpleSAsExtT
         sfn: BLOCK type=@[ExtensionFunctionType] kotlin.coroutines.SuspendFunction1<S of <root>.testSimpleSAsExtT, kotlin.Unit> origin=SUSPEND_CONVERSION
-          FUN_EXPR type=@[ExtensionFunctionType] kotlin.coroutines.SuspendFunction1<S of <root>.testSimpleSAsExtT, kotlin.Unit> origin=SUSPEND_CONVERSION
-            FUN ADAPTER_FOR_SUSPEND_CONVERSION name:suspendConversion0 visibility:local modality:FINAL <> (p0:S of <root>.testSimpleSAsExtT) returnType:kotlin.Unit [suspend]
-              VALUE_PARAMETER ADAPTER_PARAMETER_FOR_SUSPEND_CONVERSION name:p0 index:0 type:S of <root>.testSimpleSAsExtT
-              BLOCK_BODY
-                CALL 'public abstract fun invoke (p1: P1 of kotlin.Function1): R of kotlin.Function1 [operator] declared in kotlin.Function1' type=kotlin.Unit origin=null
-                  $this: GET_VAR 'fn: kotlin.Function1<S of <root>.testSimpleSAsExtT, kotlin.Unit> declared in <root>.testSimpleSAsExtT' type=kotlin.Function1<S of <root>.testSimpleSAsExtT, kotlin.Unit> origin=null
-                  p1: GET_VAR 'p0: S of <root>.testSimpleSAsExtT declared in <root>.testSimpleSAsExtT.suspendConversion0' type=S of <root>.testSimpleSAsExtT origin=null
+          FUN ADAPTER_FOR_SUSPEND_CONVERSION name:suspendConversion0 visibility:local modality:FINAL <> ($receiver:@[ExtensionFunctionType] kotlin.Function1<S of <root>.testSimpleSAsExtT, kotlin.Unit>, p0:S of <root>.testSimpleSAsExtT) returnType:kotlin.Unit [suspend]
+            $receiver: VALUE_PARAMETER ADAPTER_PARAMETER_FOR_SUSPEND_CONVERSION name:callee type:@[ExtensionFunctionType] kotlin.Function1<S of <root>.testSimpleSAsExtT, kotlin.Unit>
+            VALUE_PARAMETER ADAPTER_PARAMETER_FOR_SUSPEND_CONVERSION name:p0 index:0 type:S of <root>.testSimpleSAsExtT
+            BLOCK_BODY
+              CALL 'public abstract fun invoke (p1: P1 of kotlin.Function1): R of kotlin.Function1 [operator] declared in kotlin.Function1' type=kotlin.Unit origin=null
+                $this: GET_VAR 'callee: @[ExtensionFunctionType] kotlin.Function1<S of <root>.testSimpleSAsExtT, kotlin.Unit> declared in <root>.testSimpleSAsExtT.suspendConversion0' type=@[ExtensionFunctionType] kotlin.Function1<S of <root>.testSimpleSAsExtT, kotlin.Unit> origin=null
+                p1: GET_VAR 'p0: S of <root>.testSimpleSAsExtT declared in <root>.testSimpleSAsExtT.suspendConversion0' type=S of <root>.testSimpleSAsExtT origin=null
+          FUNCTION_REFERENCE 'local final fun suspendConversion0 (p0: S of <root>.testSimpleSAsExtT): kotlin.Unit [suspend] declared in <root>.testSimpleSAsExtT' type=@[ExtensionFunctionType] kotlin.coroutines.SuspendFunction1<S of <root>.testSimpleSAsExtT, kotlin.Unit> origin=SUSPEND_CONVERSION reflectionTarget=null
+            $receiver: GET_VAR 'fn: kotlin.Function1<S of <root>.testSimpleSAsExtT, kotlin.Unit> declared in <root>.testSimpleSAsExtT' type=kotlin.Function1<S of <root>.testSimpleSAsExtT, kotlin.Unit> origin=null
   FUN name:testExtSAsSimpleT visibility:public modality:FINAL <S> (fn:@[ExtensionFunctionType] kotlin.Function1<S of <root>.testExtSAsSimpleT, kotlin.Unit>) returnType:kotlin.Unit
     TYPE_PARAMETER name:S index:0 variance: superTypes:[kotlin.Any?]
     VALUE_PARAMETER name:fn index:0 type:@[ExtensionFunctionType] kotlin.Function1<S of <root>.testExtSAsSimpleT, kotlin.Unit>
@@ -168,13 +188,15 @@ FILE fqName:<root> fileName:/suspendConversionOnArbitraryExpression.kt
       CALL 'public final fun useSuspendArgT <T> (sfn: kotlin.coroutines.SuspendFunction1<T of <root>.useSuspendArgT, kotlin.Unit>): kotlin.Unit declared in <root>' type=kotlin.Unit origin=null
         <T>: S of <root>.testExtSAsSimpleT
         sfn: BLOCK type=kotlin.coroutines.SuspendFunction1<S of <root>.testExtSAsSimpleT, kotlin.Unit> origin=SUSPEND_CONVERSION
-          FUN_EXPR type=kotlin.coroutines.SuspendFunction1<S of <root>.testExtSAsSimpleT, kotlin.Unit> origin=SUSPEND_CONVERSION
-            FUN ADAPTER_FOR_SUSPEND_CONVERSION name:suspendConversion0 visibility:local modality:FINAL <> (p0:S of <root>.testExtSAsSimpleT) returnType:kotlin.Unit [suspend]
-              VALUE_PARAMETER ADAPTER_PARAMETER_FOR_SUSPEND_CONVERSION name:p0 index:0 type:S of <root>.testExtSAsSimpleT
-              BLOCK_BODY
-                CALL 'public abstract fun invoke (p1: P1 of kotlin.Function1): R of kotlin.Function1 [operator] declared in kotlin.Function1' type=kotlin.Unit origin=null
-                  $this: GET_VAR 'fn: @[ExtensionFunctionType] kotlin.Function1<S of <root>.testExtSAsSimpleT, kotlin.Unit> declared in <root>.testExtSAsSimpleT' type=@[ExtensionFunctionType] kotlin.Function1<S of <root>.testExtSAsSimpleT, kotlin.Unit> origin=null
-                  p1: GET_VAR 'p0: S of <root>.testExtSAsSimpleT declared in <root>.testExtSAsSimpleT.suspendConversion0' type=S of <root>.testExtSAsSimpleT origin=null
+          FUN ADAPTER_FOR_SUSPEND_CONVERSION name:suspendConversion0 visibility:local modality:FINAL <> ($receiver:kotlin.Function1<S of <root>.testExtSAsSimpleT, kotlin.Unit>, p0:S of <root>.testExtSAsSimpleT) returnType:kotlin.Unit [suspend]
+            $receiver: VALUE_PARAMETER ADAPTER_PARAMETER_FOR_SUSPEND_CONVERSION name:callee type:kotlin.Function1<S of <root>.testExtSAsSimpleT, kotlin.Unit>
+            VALUE_PARAMETER ADAPTER_PARAMETER_FOR_SUSPEND_CONVERSION name:p0 index:0 type:S of <root>.testExtSAsSimpleT
+            BLOCK_BODY
+              CALL 'public abstract fun invoke (p1: P1 of kotlin.Function1): R of kotlin.Function1 [operator] declared in kotlin.Function1' type=kotlin.Unit origin=null
+                $this: GET_VAR 'callee: kotlin.Function1<S of <root>.testExtSAsSimpleT, kotlin.Unit> declared in <root>.testExtSAsSimpleT.suspendConversion0' type=kotlin.Function1<S of <root>.testExtSAsSimpleT, kotlin.Unit> origin=null
+                p1: GET_VAR 'p0: S of <root>.testExtSAsSimpleT declared in <root>.testExtSAsSimpleT.suspendConversion0' type=S of <root>.testExtSAsSimpleT origin=null
+          FUNCTION_REFERENCE 'local final fun suspendConversion0 (p0: S of <root>.testExtSAsSimpleT): kotlin.Unit [suspend] declared in <root>.testExtSAsSimpleT' type=kotlin.coroutines.SuspendFunction1<S of <root>.testExtSAsSimpleT, kotlin.Unit> origin=SUSPEND_CONVERSION reflectionTarget=null
+            $receiver: GET_VAR 'fn: @[ExtensionFunctionType] kotlin.Function1<S of <root>.testExtSAsSimpleT, kotlin.Unit> declared in <root>.testExtSAsSimpleT' type=@[ExtensionFunctionType] kotlin.Function1<S of <root>.testExtSAsSimpleT, kotlin.Unit> origin=null
   FUN name:testExtSAsExtT visibility:public modality:FINAL <S> (fn:@[ExtensionFunctionType] kotlin.Function1<S of <root>.testExtSAsExtT, kotlin.Unit>) returnType:kotlin.Unit
     TYPE_PARAMETER name:S index:0 variance: superTypes:[kotlin.Any?]
     VALUE_PARAMETER name:fn index:0 type:@[ExtensionFunctionType] kotlin.Function1<S of <root>.testExtSAsExtT, kotlin.Unit>
@@ -182,13 +204,15 @@ FILE fqName:<root> fileName:/suspendConversionOnArbitraryExpression.kt
       CALL 'public final fun useSuspendExtT <T> (sfn: @[ExtensionFunctionType] kotlin.coroutines.SuspendFunction1<T of <root>.useSuspendExtT, kotlin.Unit>): kotlin.Unit declared in <root>' type=kotlin.Unit origin=null
         <T>: S of <root>.testExtSAsExtT
         sfn: BLOCK type=@[ExtensionFunctionType] kotlin.coroutines.SuspendFunction1<S of <root>.testExtSAsExtT, kotlin.Unit> origin=SUSPEND_CONVERSION
-          FUN_EXPR type=@[ExtensionFunctionType] kotlin.coroutines.SuspendFunction1<S of <root>.testExtSAsExtT, kotlin.Unit> origin=SUSPEND_CONVERSION
-            FUN ADAPTER_FOR_SUSPEND_CONVERSION name:suspendConversion0 visibility:local modality:FINAL <> (p0:S of <root>.testExtSAsExtT) returnType:kotlin.Unit [suspend]
-              VALUE_PARAMETER ADAPTER_PARAMETER_FOR_SUSPEND_CONVERSION name:p0 index:0 type:S of <root>.testExtSAsExtT
-              BLOCK_BODY
-                CALL 'public abstract fun invoke (p1: P1 of kotlin.Function1): R of kotlin.Function1 [operator] declared in kotlin.Function1' type=kotlin.Unit origin=null
-                  $this: GET_VAR 'fn: @[ExtensionFunctionType] kotlin.Function1<S of <root>.testExtSAsExtT, kotlin.Unit> declared in <root>.testExtSAsExtT' type=@[ExtensionFunctionType] kotlin.Function1<S of <root>.testExtSAsExtT, kotlin.Unit> origin=null
-                  p1: GET_VAR 'p0: S of <root>.testExtSAsExtT declared in <root>.testExtSAsExtT.suspendConversion0' type=S of <root>.testExtSAsExtT origin=null
+          FUN ADAPTER_FOR_SUSPEND_CONVERSION name:suspendConversion0 visibility:local modality:FINAL <> ($receiver:@[ExtensionFunctionType] kotlin.Function1<S of <root>.testExtSAsExtT, kotlin.Unit>, p0:S of <root>.testExtSAsExtT) returnType:kotlin.Unit [suspend]
+            $receiver: VALUE_PARAMETER ADAPTER_PARAMETER_FOR_SUSPEND_CONVERSION name:callee type:@[ExtensionFunctionType] kotlin.Function1<S of <root>.testExtSAsExtT, kotlin.Unit>
+            VALUE_PARAMETER ADAPTER_PARAMETER_FOR_SUSPEND_CONVERSION name:p0 index:0 type:S of <root>.testExtSAsExtT
+            BLOCK_BODY
+              CALL 'public abstract fun invoke (p1: P1 of kotlin.Function1): R of kotlin.Function1 [operator] declared in kotlin.Function1' type=kotlin.Unit origin=null
+                $this: GET_VAR 'callee: @[ExtensionFunctionType] kotlin.Function1<S of <root>.testExtSAsExtT, kotlin.Unit> declared in <root>.testExtSAsExtT.suspendConversion0' type=@[ExtensionFunctionType] kotlin.Function1<S of <root>.testExtSAsExtT, kotlin.Unit> origin=null
+                p1: GET_VAR 'p0: S of <root>.testExtSAsExtT declared in <root>.testExtSAsExtT.suspendConversion0' type=S of <root>.testExtSAsExtT origin=null
+          FUNCTION_REFERENCE 'local final fun suspendConversion0 (p0: S of <root>.testExtSAsExtT): kotlin.Unit [suspend] declared in <root>.testExtSAsExtT' type=@[ExtensionFunctionType] kotlin.coroutines.SuspendFunction1<S of <root>.testExtSAsExtT, kotlin.Unit> origin=SUSPEND_CONVERSION reflectionTarget=null
+            $receiver: GET_VAR 'fn: @[ExtensionFunctionType] kotlin.Function1<S of <root>.testExtSAsExtT, kotlin.Unit> declared in <root>.testExtSAsExtT' type=@[ExtensionFunctionType] kotlin.Function1<S of <root>.testExtSAsExtT, kotlin.Unit> origin=null
   FUN name:testSmartCastWithSuspendConversion visibility:public modality:FINAL <> (a:kotlin.Any) returnType:kotlin.Unit
     VALUE_PARAMETER name:a index:0 type:kotlin.Any
     BLOCK_BODY
@@ -197,12 +221,13 @@ FILE fqName:<root> fileName:/suspendConversionOnArbitraryExpression.kt
           GET_VAR 'a: kotlin.Any declared in <root>.testSmartCastWithSuspendConversion' type=kotlin.Any origin=null
       CALL 'public final fun useSuspend (sfn: kotlin.coroutines.SuspendFunction0<kotlin.Unit>): kotlin.Unit declared in <root>' type=kotlin.Unit origin=null
         sfn: BLOCK type=kotlin.coroutines.SuspendFunction0<kotlin.Unit> origin=SUSPEND_CONVERSION
-          FUN_EXPR type=kotlin.coroutines.SuspendFunction0<kotlin.Unit> origin=SUSPEND_CONVERSION
-            FUN ADAPTER_FOR_SUSPEND_CONVERSION name:suspendConversion0 visibility:local modality:FINAL <> () returnType:kotlin.Unit [suspend]
-              BLOCK_BODY
-                CALL 'public abstract fun invoke (): R of kotlin.Function0 [operator] declared in kotlin.Function0' type=kotlin.Unit origin=null
-                  $this: TYPE_OP type=kotlin.Function0<kotlin.Unit> origin=IMPLICIT_CAST typeOperand=kotlin.Function0<kotlin.Unit>
-                    GET_VAR 'a: kotlin.Any declared in <root>.testSmartCastWithSuspendConversion' type=kotlin.Any origin=null
+          FUN ADAPTER_FOR_SUSPEND_CONVERSION name:suspendConversion0 visibility:local modality:FINAL <> ($receiver:kotlin.Function0<kotlin.Unit>) returnType:kotlin.Unit [suspend]
+            $receiver: VALUE_PARAMETER ADAPTER_PARAMETER_FOR_SUSPEND_CONVERSION name:callee type:kotlin.Function0<kotlin.Unit>
+            BLOCK_BODY
+              CALL 'public abstract fun invoke (): R of kotlin.Function0 [operator] declared in kotlin.Function0' type=kotlin.Unit origin=null
+                $this: GET_VAR 'callee: kotlin.Function0<kotlin.Unit> declared in <root>.testSmartCastWithSuspendConversion.suspendConversion0' type=kotlin.Function0<kotlin.Unit> origin=null
+          FUNCTION_REFERENCE 'local final fun suspendConversion0 (): kotlin.Unit [suspend] declared in <root>.testSmartCastWithSuspendConversion' type=kotlin.coroutines.SuspendFunction0<kotlin.Unit> origin=SUSPEND_CONVERSION reflectionTarget=null
+            $receiver: GET_VAR 'a: kotlin.Any declared in <root>.testSmartCastWithSuspendConversion' type=kotlin.Any origin=null
   FUN name:testSmartCastOnVarWithSuspendConversion visibility:public modality:FINAL <> (a:kotlin.Any) returnType:kotlin.Unit
     VALUE_PARAMETER name:a index:0 type:kotlin.Any
     BLOCK_BODY
@@ -213,14 +238,13 @@ FILE fqName:<root> fileName:/suspendConversionOnArbitraryExpression.kt
           GET_VAR 'var b: kotlin.Any [var] declared in <root>.testSmartCastOnVarWithSuspendConversion' type=kotlin.Any origin=null
       CALL 'public final fun useSuspend (sfn: kotlin.coroutines.SuspendFunction0<kotlin.Unit>): kotlin.Unit declared in <root>' type=kotlin.Unit origin=null
         sfn: BLOCK type=kotlin.coroutines.SuspendFunction0<kotlin.Unit> origin=SUSPEND_CONVERSION
-          VAR IR_TEMPORARY_VARIABLE name:tmp_1 type:kotlin.Function0<kotlin.Unit> [val]
-            TYPE_OP type=kotlin.Function0<kotlin.Unit> origin=IMPLICIT_CAST typeOperand=kotlin.Function0<kotlin.Unit>
-              GET_VAR 'var b: kotlin.Any [var] declared in <root>.testSmartCastOnVarWithSuspendConversion' type=kotlin.Any origin=null
-          FUN_EXPR type=kotlin.coroutines.SuspendFunction0<kotlin.Unit> origin=SUSPEND_CONVERSION
-            FUN ADAPTER_FOR_SUSPEND_CONVERSION name:suspendConversion1 visibility:local modality:FINAL <> () returnType:kotlin.Unit [suspend]
-              BLOCK_BODY
-                CALL 'public abstract fun invoke (): R of kotlin.Function0 [operator] declared in kotlin.Function0' type=kotlin.Unit origin=null
-                  $this: GET_VAR 'val tmp_1: kotlin.Function0<kotlin.Unit> [val] declared in <root>.testSmartCastOnVarWithSuspendConversion' type=kotlin.Function0<kotlin.Unit> origin=null
+          FUN ADAPTER_FOR_SUSPEND_CONVERSION name:suspendConversion0 visibility:local modality:FINAL <> ($receiver:kotlin.Function0<kotlin.Unit>) returnType:kotlin.Unit [suspend]
+            $receiver: VALUE_PARAMETER ADAPTER_PARAMETER_FOR_SUSPEND_CONVERSION name:callee type:kotlin.Function0<kotlin.Unit>
+            BLOCK_BODY
+              CALL 'public abstract fun invoke (): R of kotlin.Function0 [operator] declared in kotlin.Function0' type=kotlin.Unit origin=null
+                $this: GET_VAR 'callee: kotlin.Function0<kotlin.Unit> declared in <root>.testSmartCastOnVarWithSuspendConversion.suspendConversion0' type=kotlin.Function0<kotlin.Unit> origin=null
+          FUNCTION_REFERENCE 'local final fun suspendConversion0 (): kotlin.Unit [suspend] declared in <root>.testSmartCastOnVarWithSuspendConversion' type=kotlin.coroutines.SuspendFunction0<kotlin.Unit> origin=SUSPEND_CONVERSION reflectionTarget=null
+            $receiver: GET_VAR 'var b: kotlin.Any [var] declared in <root>.testSmartCastOnVarWithSuspendConversion' type=kotlin.Any origin=null
   FUN name:testSmartCastVsSuspendConversion visibility:public modality:FINAL <> (a:kotlin.Function0<kotlin.Unit>) returnType:kotlin.Unit
     VALUE_PARAMETER name:a index:0 type:kotlin.Function0<kotlin.Unit>
     BLOCK_BODY