From 13cf9329b233acaed34a51e3e49cd92835eecaa1 Mon Sep 17 00:00:00 2001
From: Georgy Bronnikov <georgy.bronnikov@jetbrains.com>
Date: Tue, 3 Aug 2021 23:11:00 +0300
Subject: [PATCH] IR: always serialize constant initializers for fields.

---
 .../kotlin/backend/common/serialization/IrFileSerializer.kt | 6 +++++-
 1 file changed, 5 insertions(+), 1 deletion(-)

diff --git a/compiler/ir/serialization.common/src/org/jetbrains/kotlin/backend/common/serialization/IrFileSerializer.kt b/compiler/ir/serialization.common/src/org/jetbrains/kotlin/backend/common/serialization/IrFileSerializer.kt
index 26b82c0cdd8..738eee50476 100644
--- a/compiler/ir/serialization.common/src/org/jetbrains/kotlin/backend/common/serialization/IrFileSerializer.kt
+++ b/compiler/ir/serialization.common/src/org/jetbrains/kotlin/backend/common/serialization/IrFileSerializer.kt
@@ -1282,7 +1282,11 @@ open class IrFileSerializer(
         val proto = ProtoField.newBuilder()
             .setBase(serializeIrDeclarationBase(field, FieldFlags.encode(field)))
             .setNameType(serializeNameAndType(field.name, field.type))
-        if (!skipMutableState && !(bodiesOnlyForInlines && (field.parent as? IrDeclarationWithVisibility)?.visibility != DescriptorVisibilities.LOCAL)) {
+        if (!skipMutableState &&
+            !(bodiesOnlyForInlines &&
+                    (field.parent as? IrDeclarationWithVisibility)?.visibility != DescriptorVisibilities.LOCAL &&
+                    (field.initializer?.expression !is IrConst<*>))
+        ) {
             val initializer = field.initializer?.expression
             if (initializer != null) {
                 proto.initializer = serializeIrExpressionBody(initializer)