From e5a941030beb22ce76e6a5dab455f53a67f6a470 Mon Sep 17 00:00:00 2001
From: Ilya Kirillov <ilya.kirillov@jetbrains.com>
Date: Thu, 29 Sep 2022 11:57:24 +0200
Subject: [PATCH] [Low Level FIR] fix CME in java enhancement

Now all computations in FirThreadSafeCache are performed under lock

^KTIJ-23081 fixed
---
 .../kotlin/analysis/low/level/api/fir/caches/NullValue.kt       | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/analysis/low-level-api-fir/src/org/jetbrains/kotlin/analysis/low/level/api/fir/caches/NullValue.kt b/analysis/low-level-api-fir/src/org/jetbrains/kotlin/analysis/low/level/api/fir/caches/NullValue.kt
index fe1bad1614a..930a2921661 100644
--- a/analysis/low-level-api-fir/src/org/jetbrains/kotlin/analysis/low/level/api/fir/caches/NullValue.kt
+++ b/analysis/low-level-api-fir/src/org/jetbrains/kotlin/analysis/low/level/api/fir/caches/NullValue.kt
@@ -19,6 +19,6 @@ internal inline fun <KEY : Any, RESULT> ConcurrentMap<KEY, Any>.getOrPutWithNull
     key: KEY,
     crossinline compute: (KEY) -> Any?
 ): RESULT {
-    val value = getOrPut(key) { compute(key) ?: NullValue }
+    val value = computeIfAbsent(key) { compute(key) ?: NullValue }
     return value.nullValueToNull()
 }
\ No newline at end of file