From 7b8188d3446bf7d2cf6a890693ef1937c487049d Mon Sep 17 00:00:00 2001
From: Andrey Uskov <andrey.uskov@jetbrains.com>
Date: Fri, 10 Jun 2022 16:36:26 +0300
Subject: [PATCH] [IC] Fixed IC when one file contains multiple expect-actual
 classes

---
 .../jetbrains/kotlin/incremental/AbstractIncrementalCache.kt  | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/build-common/src/org/jetbrains/kotlin/incremental/AbstractIncrementalCache.kt b/build-common/src/org/jetbrains/kotlin/incremental/AbstractIncrementalCache.kt
index 67bde4055ee..9da80f7ce23 100644
--- a/build-common/src/org/jetbrains/kotlin/incremental/AbstractIncrementalCache.kt
+++ b/build-common/src/org/jetbrains/kotlin/incremental/AbstractIncrementalCache.kt
@@ -223,11 +223,11 @@ abstract class AbstractIncrementalCache<ClassName>(
             for (actual in actuals) {
                 actualToExpect.getOrPut(actual) { hashSetOf() }.add(expect)
             }
-            complementaryFilesMap[expect] = actuals
+            complementaryFilesMap[expect] = actuals.union(complementaryFilesMap[expect])
         }
 
         for ((actual, expects) in actualToExpect) {
-            complementaryFilesMap[actual] = expects
+            complementaryFilesMap[actual] = expects.union(complementaryFilesMap[actual])
         }
     }
 }
\ No newline at end of file