Support rendering receiver parameters

Otherwise generated coroutine implementation class could not be rendered since one of its members corresponds to receiver parameter descriptor.

compiler/testData/codegen/dumpDeclarations/suspendLambda.json

@@ -0,0 +1,23 @@
+[
+	{
+		"declaration": "final suspend fun kotlin.Any.<anonymous>(): kotlin.Unit defined in invokeCoroutineBuilder",
+		"visibility": "local",
+		"class": "SuspendLambdaKt$invokeCoroutineBuilder$1",
+		"members": [
+			{"visibility": "local",	"declaration": "final fun kotlin.Any.<anonymous>(`$continuation`: kotlin.coroutines.experimental.Continuation<kotlin.Unit>): kotlin.Any?", "name": "invoke", "desc": "(Ljava/lang/Object;Ljava/lang/Object;)Ljava/lang/Object;"},
+			{"visibility": "local",	"declaration": "<this>", "name": "p$", "desc": "Ljava/lang/Object;"},
+			{"name": "doResume", "desc": "(Ljava/lang/Object;Ljava/lang/Throwable;)Ljava/lang/Object;"},
+			{"visibility": "local",	"declaration": "final fun kotlin.Any.<anonymous>(`$continuation`: kotlin.coroutines.experimental.Continuation<kotlin.Unit>): kotlin.Any?", "name": "<init>", "desc": "(Lkotlin/coroutines/experimental/Continuation;)V"},
+			{"name": "create", "desc": "(Ljava/lang/Object;Lkotlin/coroutines/experimental/Continuation;)Lkotlin/coroutines/experimental/Continuation;"},
+			{"name": "invoke", "desc": "(Ljava/lang/Object;Lkotlin/coroutines/experimental/Continuation;)Ljava/lang/Object;"}
+		]
+	},
+	{
+		"declaration": "package-fragment",
+		"class": "SuspendLambdaKt",
+		"members": [
+			{"visibility": "public",	"declaration": "fun invokeCoroutineBuilder(): kotlin.Unit", "name": "invokeCoroutineBuilder", "desc": "()V"},
+			{"visibility": "public",	"declaration": "fun buildCoroutine(builderAction: suspend kotlin.Any.() -> kotlin.Unit): kotlin.Unit", "name": "buildCoroutine", "desc": "(Lkotlin/jvm/functions/Function2;)V"}
+		]
+	}
+]

compiler/testData/codegen/dumpDeclarations/suspendLambda.kt

@@ -0,0 +1,8 @@
+public fun invokeCoroutineBuilder() {
+    return buildCoroutine {
+    }
+}
+
+public fun buildCoroutine(builderAction: suspend Any.() -> Unit) {
+
+}

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

@@ -72,6 +72,12 @@ public class DumpDeclarationsTestGenerated extends AbstractDumpDeclarationsTest
         doTest(fileName);
     }
 
+    @TestMetadata("suspendLambda.kt")
+    public void testSuspendLambda() throws Exception {
+        String fileName = KotlinTestUtils.navigationMetadata("compiler/testData/codegen/dumpDeclarations/suspendLambda.kt");
+        doTest(fileName);
+    }
+
     @TestMetadata("suspendOverride.kt")
     public void testSuspendOverride() throws Exception {
         String fileName = KotlinTestUtils.navigationMetadata("compiler/testData/codegen/dumpDeclarations/suspendOverride.kt");

core/descriptors/src/org/jetbrains/kotlin/renderer/DescriptorRendererImpl.kt

@@ -36,7 +36,6 @@ import org.jetbrains.kotlin.serialization.deserialization.NotFoundClasses
 import org.jetbrains.kotlin.types.*
 import org.jetbrains.kotlin.types.ErrorUtils.UninferredParameterTypeConstructor
 import org.jetbrains.kotlin.types.TypeUtils.CANT_INFER_FUNCTION_PARAM_TYPE
-import java.lang.UnsupportedOperationException
 import java.util.*
 
 internal class DescriptorRendererImpl(
@@ -1048,8 +1047,8 @@ internal class DescriptorRendererImpl(
             renderFunction(descriptor, builder)
         }
 
-        override fun visitReceiverParameterDescriptor(descriptor: ReceiverParameterDescriptor, data: StringBuilder) {
+        override fun visitReceiverParameterDescriptor(descriptor: ReceiverParameterDescriptor, builder: StringBuilder) {
-            throw UnsupportedOperationException("Don't render receiver parameters")
+            builder.append(descriptor.name) // renders <this>
         }
 
         override fun visitConstructorDescriptor(constructorDescriptor: ConstructorDescriptor, builder: StringBuilder) {