From 5463cdfc6629d62cf33e82b4767969fa13c123ed Mon Sep 17 00:00:00 2001
From: Matt Wala <wala1@illinois.edu>
Date: Sun, 6 Aug 2017 14:44:58 -0500
Subject: [PATCH] Fix ordering.

---
 loopy/check.py | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/loopy/check.py b/loopy/check.py
index 6ac058b93..9115d740e 100644
--- a/loopy/check.py
+++ b/loopy/check.py
@@ -93,7 +93,7 @@ def check_insn_attributes(kernel):
         if not no_sync_with_scopes <= VALID_NOSYNC_SCOPES:
             raise LoopyError("insn '%s' has invalid nosync scopes: %s"
                     % (insn.id,
-                       ", ".join(VALID_NOSYNC_SCOPES - no_sync_with_scopes)))
+                       ", ".join(no_sync_with_scopes - VALID_NOSYNC_SCOPES)))
 
 
 def check_loop_priority_inames_known(kernel):
-- 
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