From f7147dc6f3b7643b502a17d3a295c0c2fb498c36 Mon Sep 17 00:00:00 2001
From: Mikhail Glukhikh <mikhail.glukhikh@jetbrains.com>
Date: Fri, 9 Apr 2021 18:33:18 +0300
Subject: [PATCH] CoroutineTransformerMethodVisitor: fix potential type
 mismatch

The fixed code compiles properly only due to null smart cast.
Without it, e.g. in FIR, we'd have type mismatch error for this return.
---
 .../codegen/coroutines/CoroutineTransformerMethodVisitor.kt     | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/compiler/backend/src/org/jetbrains/kotlin/codegen/coroutines/CoroutineTransformerMethodVisitor.kt b/compiler/backend/src/org/jetbrains/kotlin/codegen/coroutines/CoroutineTransformerMethodVisitor.kt
index 4110c690ea8..9dec302abf4 100644
--- a/compiler/backend/src/org/jetbrains/kotlin/codegen/coroutines/CoroutineTransformerMethodVisitor.kt
+++ b/compiler/backend/src/org/jetbrains/kotlin/codegen/coroutines/CoroutineTransformerMethodVisitor.kt
@@ -999,7 +999,7 @@ class CoroutineTransformerMethodVisitor(
                 else -> next = next.next
             }
         }
-        return next
+        return null
     }
 
     // It's necessary to preserve some sensible invariants like there should be no jump in the middle of try-catch-block