From 7a038f133022b7286d384ebe6b4e768031bfb95b Mon Sep 17 00:00:00 2001
From: Ilya Gorbunov <ilya.gorbunov@jetbrains.com>
Date: Thu, 14 Mar 2019 18:29:19 +0300
Subject: [PATCH] Refactor sanitizeStackTrace function to spare allocations

Use Arrays.copyOfRange instead of List.subList.toArray.
---
 .../stdlib/jvm/runtime/kotlin/jvm/internal/Intrinsics.java    | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/libraries/stdlib/jvm/runtime/kotlin/jvm/internal/Intrinsics.java b/libraries/stdlib/jvm/runtime/kotlin/jvm/internal/Intrinsics.java
index 87a6aee393a..ca0440f0f8a 100644
--- a/libraries/stdlib/jvm/runtime/kotlin/jvm/internal/Intrinsics.java
+++ b/libraries/stdlib/jvm/runtime/kotlin/jvm/internal/Intrinsics.java
@@ -248,8 +248,8 @@ public class Intrinsics {
             }
         }
 
-        List<StackTraceElement> list = Arrays.asList(stackTrace).subList(lastIntrinsic + 1, size);
-        throwable.setStackTrace(list.toArray(new StackTraceElement[list.size()]));
+        StackTraceElement[] newStackTrace = Arrays.copyOfRange(stackTrace, lastIntrinsic + 1, size);
+        throwable.setStackTrace(newStackTrace);
         return throwable;
     }
 }