From 207f2c7981eb27768dc12295da3333eaa2297b1c Mon Sep 17 00:00:00 2001
From: Ilya Kirillov <ilya.kirillov@jetbrains.com>
Date: Tue, 19 Apr 2022 17:00:21 +0200
Subject: [PATCH] [symbol fir] add small performance optimization for
 checkIsInheritor

---
 .../kotlin/light/classes/symbol/classes/firLightClassUtils.kt    | 1 +
 1 file changed, 1 insertion(+)

diff --git a/analysis/symbol-light-classes/src/org/jetbrains/kotlin/light/classes/symbol/classes/firLightClassUtils.kt b/analysis/symbol-light-classes/src/org/jetbrains/kotlin/light/classes/symbol/classes/firLightClassUtils.kt
index e4fb7886e45..cafa183d626 100644
--- a/analysis/symbol-light-classes/src/org/jetbrains/kotlin/light/classes/symbol/classes/firLightClassUtils.kt
+++ b/analysis/symbol-light-classes/src/org/jetbrains/kotlin/light/classes/symbol/classes/firLightClassUtils.kt
@@ -436,6 +436,7 @@ internal fun KtSymbolWithMembers.createInnerClasses(
 }
 
 internal fun KtClassOrObject.checkIsInheritor(superClassOrigin: KtClassOrObject, checkDeep: Boolean): Boolean {
+    if (this == superClassOrigin) return false
     return analyseForLightClasses(this) {
         if (!superClassOrigin.canBeAnalysed()) {
             return false