From d27ff9afd32859374b9b627c59c3db974545825b Mon Sep 17 00:00:00 2001
From: Antoine Pitrou <antoine@python.org>
Date: Sat, 24 Feb 2024 21:41:11 +0100
Subject: [PATCH] EXPERIMENT: [Python][CI] Disable generating C lines in Cython
 tracebacks

---
 python/CMakeLists.txt | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/python/CMakeLists.txt b/python/CMakeLists.txt
index 54a5b99e058a5..1d6524373a733 100644
--- a/python/CMakeLists.txt
+++ b/python/CMakeLists.txt
@@ -722,6 +722,9 @@ endif()
 
 # Error on any warnings not already explicitly ignored.
 set(CYTHON_FLAGS "${CYTHON_FLAGS}" "--warning-errors")
+# GH-40236: make generated C++ code easier to compile by disabling an
+# undocumented Cython feature.
+set(CYTHON_FLAGS "${CYTHON_FLAGS}" "--no-c-in-traceback")
 
 foreach(module ${CYTHON_EXTENSIONS})
   string(REPLACE "." ";" directories ${module})