From 6272cd1f34bfe25bb0565217f089e5a36c02bcd1 Mon Sep 17 00:00:00 2001
From: ringabout <43030857+ringabout@users.noreply.github.com>
Date: Tue, 25 Nov 2025 21:48:39 +0800
Subject: [PATCH] adds a comment

---
 lib/system/stacktraces.nim | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/lib/system/stacktraces.nim b/lib/system/stacktraces.nim
index 296da2eaba..e9109b7d50 100644
--- a/lib/system/stacktraces.nim
+++ b/lib/system/stacktraces.nim
@@ -74,6 +74,9 @@ when defined(nimStackTraceOverride):
     )
     when NimStackTraceMsgs:
       result.frameMsg = x.frameMsg
+
+    # points `procname`, `filename` to its own corresponding fields
+    # to avoid dangling pointers # bug #25306 18039
     result.procname = result.procnameStr.cstring
     result.filename = result.filenameStr.cstring