From a7e622267e1049a454f4f522c0dbce5eb4017495 Mon Sep 17 00:00:00 2001
From: flywind <xzsflywind@gmail.com>
Date: Mon, 9 Aug 2021 02:44:14 +0800
Subject: [PATCH] use lent (#18638)

---
 lib/system/excpt.nim | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/lib/system/excpt.nim b/lib/system/excpt.nim
index 4814b77b4..3e520570f 100644
--- a/lib/system/excpt.nim
+++ b/lib/system/excpt.nim
@@ -521,10 +521,10 @@ proc getStackTrace(e: ref Exception): string =
   else:
     result = ""
 
-proc getStackTraceEntries*(e: ref Exception): seq[StackTraceEntry] =
+proc getStackTraceEntries*(e: ref Exception): lent seq[StackTraceEntry] =
   ## Returns the attached stack trace to the exception `e` as
   ## a `seq`. This is not yet available for the JS backend.
-  shallowCopy(result, e.trace)
+  e.trace
 
 proc getStackTraceEntries*(): seq[StackTraceEntry] =
   ## Returns the stack trace entries for the current stack trace.