From 4787be95f521dc71410be6f35dacf53d907e7730 Mon Sep 17 00:00:00 2001
From: Svyatoslav Scherbina <svyatoslav.scherbina@jetbrains.com>
Date: Wed, 22 Jan 2020 11:33:27 +0300
Subject: [PATCH] Quick fix an infinite recursion with '*' under
 -Xobjc-generics

---
 .../backend/konan/objcexport/ObjCExportHeaderGenerator.kt   | 6 +++++-
 .../tests/framework/values_generics/values_generics.kt      | 6 +++++-
 2 files changed, 10 insertions(+), 2 deletions(-)

diff --git a/backend.native/compiler/ir/backend.native/src/org/jetbrains/kotlin/backend/konan/objcexport/ObjCExportHeaderGenerator.kt b/backend.native/compiler/ir/backend.native/src/org/jetbrains/kotlin/backend/konan/objcexport/ObjCExportHeaderGenerator.kt
index 5a107be7111..80320e0865b 100644
--- a/backend.native/compiler/ir/backend.native/src/org/jetbrains/kotlin/backend/konan/objcexport/ObjCExportHeaderGenerator.kt
+++ b/backend.native/compiler/ir/backend.native/src/org/jetbrains/kotlin/backend/konan/objcexport/ObjCExportHeaderGenerator.kt
@@ -816,7 +816,11 @@ internal class ObjCExportTranslatorImpl(
         } else {
             val typeArgs = if (objcGenerics) {
                 kotlinType.arguments.map { typeProjection ->
-                    mapReferenceTypeIgnoringNullability(typeProjection.type, objCExportScope)
+                    if (typeProjection.isStarProjection) {
+                        ObjCIdType // TODO: use Kotlin upper bound.
+                    } else {
+                        mapReferenceTypeIgnoringNullability(typeProjection.type, objCExportScope)
+                    }
                 }
             } else {
                 emptyList()
diff --git a/backend.native/tests/framework/values_generics/values_generics.kt b/backend.native/tests/framework/values_generics/values_generics.kt
index aa9948038e6..58c0f1be3a3 100644
--- a/backend.native/tests/framework/values_generics/values_generics.kt
+++ b/backend.native/tests/framework/values_generics/values_generics.kt
@@ -189,4 +189,8 @@ class SelfRef : GenBasic<SelfRef>()
 open class GenBasic<T>()
 
 //Extensions
-fun <T:Any> GenNonNull<T>.foo(): T = arg
\ No newline at end of file
+fun <T:Any> GenNonNull<T>.foo(): T = arg
+
+class StarProjectionInfiniteRecursion<T : StarProjectionInfiniteRecursion<T>>
+
+fun testStarProjectionInfiniteRecursion(x: StarProjectionInfiniteRecursion<*>) {}
\ No newline at end of file