From 845371e3a0b6a67f5c5fe8f56f3c2a7e0ffea69c Mon Sep 17 00:00:00 2001
From: "Christoph M. Wintersteiger" <christoph@imandra.ai>
Date: Tue, 30 Jul 2024 16:50:35 +0100
Subject: [PATCH] Rebase-fix

---
 src/eio/linol_eio.ml | 5 ++++-
 1 file changed, 4 insertions(+), 1 deletion(-)

diff --git a/src/eio/linol_eio.ml b/src/eio/linol_eio.ml
index 8ecc2b1d..a3cb606c 100644
--- a/src/eio/linol_eio.ml
+++ b/src/eio/linol_eio.ml
@@ -14,7 +14,10 @@ module IO_eio :
   let return x = x
   let failwith = failwith
   let fail = raise
-  let catch f handler = try f () with exn -> handler exn
+
+  let catch f handler = try f () with exn ->
+    let bt = Printexc.get_raw_backtrace () in
+    handler exn bt
 
   let stdin env = Eio.Buf_read.of_flow ~max_size:1_000_000 (Eio.Stdenv.stdin env)
   let stdout = Eio.Stdenv.stdout