From 1187e786f409f6107bd94e2db6b91cc3d698469d Mon Sep 17 00:00:00 2001
From: Mikhael Bogdanov <mikhael.bogdanov@jetbrains.com>
Date: Wed, 14 Jul 2021 15:56:00 +0200
Subject: [PATCH] Fix compilation in MappedExtensionProvider.kt

---
 .../org/jetbrains/kotlin/util/MappedExtensionProvider.kt    | 6 +++---
 1 file changed, 3 insertions(+), 3 deletions(-)

diff --git a/compiler/frontend/src/org/jetbrains/kotlin/util/MappedExtensionProvider.kt b/compiler/frontend/src/org/jetbrains/kotlin/util/MappedExtensionProvider.kt
index 3f58bc035a5..86946cb1165 100644
--- a/compiler/frontend/src/org/jetbrains/kotlin/util/MappedExtensionProvider.kt
+++ b/compiler/frontend/src/org/jetbrains/kotlin/util/MappedExtensionProvider.kt
@@ -21,7 +21,7 @@ import com.intellij.openapi.application.ApplicationManager
 import com.intellij.openapi.extensions.ExtensionPointName
 import java.lang.ref.WeakReference
 
-open class MappedExtensionProvider<T, out R>
+open class MappedExtensionProvider<T : Any, out R>
 protected constructor(
     private val epName: ExtensionPointName<T>,
     private val map: (List<T>) -> R
@@ -47,9 +47,9 @@ protected constructor(
     }
 }
 
-class ExtensionProvider<T>(epName: ExtensionPointName<T>) : MappedExtensionProvider<T, List<T>>(epName, { it }) {
+class ExtensionProvider<T : Any>(epName: ExtensionPointName<T>) : MappedExtensionProvider<T, List<T>>(epName, { it }) {
     companion object {
         @JvmStatic
-        fun <T> create(epName: ExtensionPointName<T>): ExtensionProvider<T> = ExtensionProvider(epName)
+        fun <T : Any> create(epName: ExtensionPointName<T>): ExtensionProvider<T> = ExtensionProvider(epName)
     }
 }