From a3b1d3ff62a5478e9ed9d3b1df1564a009bc9bc1 Mon Sep 17 00:00:00 2001
From: Alexander Gorshenev <alexander.gorshenev@jetbrains.com>
Date: Thu, 21 Mar 2019 18:09:37 +0300
Subject: [PATCH] Allow forward declarations bring additional IR dependencies
 for modules present in metadata.

---
 .../kotlin/backend/common/serialization/KotlinIrLinker.kt   | 6 ++++++
 1 file changed, 6 insertions(+)

diff --git a/compiler/ir/backend.common/src/org/jetbrains/kotlin/backend/common/serialization/KotlinIrLinker.kt b/compiler/ir/backend.common/src/org/jetbrains/kotlin/backend/common/serialization/KotlinIrLinker.kt
index 7758d75836a..f3629e44d2a 100644
--- a/compiler/ir/backend.common/src/org/jetbrains/kotlin/backend/common/serialization/KotlinIrLinker.kt
+++ b/compiler/ir/backend.common/src/org/jetbrains/kotlin/backend/common/serialization/KotlinIrLinker.kt
@@ -157,6 +157,12 @@ abstract class KotlinIrLinker(
                     if (!deserializedTopLevels.contains(it)) reachableTopLevels.add(it) // Assuming forward declarations are always top levels.
                 }
 
+                descriptor?.module?.let {
+                    if (!deserializersForModules.containsKey(it) && !it.isForwardDeclarationModule) {
+                        deserializeIrModuleHeader(it)!!
+                    }
+                }
+
                 referenceDeserializedSymbol(proto, descriptor)
             }
             if (symbol.descriptor is ClassDescriptor &&