From 1fd2b9c9d9f5270389a71b20d4fec9014bb8f577 Mon Sep 17 00:00:00 2001
From: Dmitry Petrov <dmitry.petrov@jetbrains.com>
Date: Wed, 9 Feb 2022 19:15:46 +0300
Subject: [PATCH] IR fix DNN type mangling

---
 .../common/serialization/mangle/ir/IrMangleComputer.kt        | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/compiler/ir/serialization.common/src/org/jetbrains/kotlin/backend/common/serialization/mangle/ir/IrMangleComputer.kt b/compiler/ir/serialization.common/src/org/jetbrains/kotlin/backend/common/serialization/mangle/ir/IrMangleComputer.kt
index bd977da5a8d..7babf6b6488 100644
--- a/compiler/ir/serialization.common/src/org/jetbrains/kotlin/backend/common/serialization/mangle/ir/IrMangleComputer.kt
+++ b/compiler/ir/serialization.common/src/org/jetbrains/kotlin/backend/common/serialization/mangle/ir/IrMangleComputer.kt
@@ -191,6 +191,10 @@ abstract class IrMangleComputer(protected val builder: StringBuilder, private va
                 mangleTypePlatformSpecific(type, tBuilder)
             }
             is IrDynamicType -> tBuilder.appendSignature(MangleConstant.DYNAMIC_MARK)
+            is IrDefinitelyNotNullType -> {
+                // TODO mangle DNN type differently from original simple type?
+                mangleType(tBuilder, type.original)
+            }
             is IrErrorType -> tBuilder.appendSignature(MangleConstant.ERROR_MARK)
             else -> error("Unexpected type $type")
         }