From 56fc42ab9f94e1afda79a335e4ee7d93c7101fff Mon Sep 17 00:00:00 2001
From: Ronny Pfannschmidt <opensource@ronnypfannschmidt.de>
Date: Tue, 18 Jun 2024 16:51:19 +0200
Subject: [PATCH] WIP HACK: traceback entry lineno was none - how ?

---
 src/_pytest/_code/code.py | 6 +++++-
 1 file changed, 5 insertions(+), 1 deletion(-)

diff --git a/src/_pytest/_code/code.py b/src/_pytest/_code/code.py
index e74528257..2ff222b9c 100644
--- a/src/_pytest/_code/code.py
+++ b/src/_pytest/_code/code.py
@@ -210,7 +210,11 @@ class TracebackEntry:
 
     @property
     def lineno(self) -> int:
-        return self._rawentry.tb_lineno - 1
+        if self._rawentry.tb_lineno is None:
+            # how did i trigger this 😱
+            return -1  # type: ignore[unreachable]
+        else:
+            return self._rawentry.tb_lineno - 1
 
     @property
     def frame(self) -> Frame: