From b1098c24ce1c754d2ce1db1435a43912fe099788 Mon Sep 17 00:00:00 2001
From: Stephan Seitz <stephan.seitz@fau.de>
Date: Wed, 7 Aug 2019 12:38:18 +0200
Subject: [PATCH] Extend docstring of _has_exclusive_writes

---
 src/pystencils_autodiff/autodiff.py | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/src/pystencils_autodiff/autodiff.py b/src/pystencils_autodiff/autodiff.py
index 9447df9..b7e5f5c 100644
--- a/src/pystencils_autodiff/autodiff.py
+++ b/src/pystencils_autodiff/autodiff.py
@@ -25,6 +25,8 @@ def _has_exclusive_writes(assignment_collection):
     Simple check for exclusive (non-overlapping) writes.
     I.e. AssignmentCollection can be executed safely in parallel without caring about race conditions.
     No writes on same spatial location (considering all possible shifts).
+
+    The checked condition might be violated if using DiffModes.TRANSPOSED
     """
 
     assignments = assignment_collection.main_assignments
-- 
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