From 0a2c457f54ecb5fc5d0b25cbe1783d8c213bbb5c Mon Sep 17 00:00:00 2001
From: Simon Ogorodnik <Simon.Ogorodnik@jetbrains.com>
Date: Thu, 12 Dec 2019 19:16:30 +0300
Subject: [PATCH] [FIR] Properly check typealias fqn matching

---
 .../deserialization/KotlinDeserializedJvmSymbolsProvider.kt     | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/compiler/fir/java/src/org/jetbrains/kotlin/fir/java/deserialization/KotlinDeserializedJvmSymbolsProvider.kt b/compiler/fir/java/src/org/jetbrains/kotlin/fir/java/deserialization/KotlinDeserializedJvmSymbolsProvider.kt
index 1682b8b4c8d..a4bec8a7b20 100644
--- a/compiler/fir/java/src/org/jetbrains/kotlin/fir/java/deserialization/KotlinDeserializedJvmSymbolsProvider.kt
+++ b/compiler/fir/java/src/org/jetbrains/kotlin/fir/java/deserialization/KotlinDeserializedJvmSymbolsProvider.kt
@@ -46,6 +46,7 @@ import org.jetbrains.kotlin.metadata.jvm.deserialization.JvmProtoBufUtil
 import org.jetbrains.kotlin.name.ClassId
 import org.jetbrains.kotlin.name.FqName
 import org.jetbrains.kotlin.name.Name
+import org.jetbrains.kotlin.name.isOneSegmentFQN
 import org.jetbrains.kotlin.resolve.constants.ClassLiteralValue
 import org.jetbrains.kotlin.resolve.jvm.JvmClassName
 import org.jetbrains.kotlin.serialization.deserialization.IncompatibleVersionErrorData
@@ -157,6 +158,7 @@ class KotlinDeserializedJvmSymbolsProvider(
     private fun findAndDeserializeTypeAlias(
         classId: ClassId
     ): FirTypeAliasSymbol? {
+        if (!classId.relativeClassName.isOneSegmentFQN()) return null
         return typeAliasCache.getOrPutNullable(classId) {
             getPackageParts(classId.packageFqName).firstNotNullResult { part ->
                 val ids = part.typeAliasNameIndex[classId.shortClassName]