From bafdfa1f5a9af57f262919a48036006d5f53bf83 Mon Sep 17 00:00:00 2001
From: Stephan Bergmann <sbergman@redhat.com>
Date: Fri, 9 Jun 2017 10:42:00 +0200
Subject: Avoid overflow in subtraction

Change-Id: Ib92239fd9b347efbeeeef9661a1a9180445e7739
---
 svl/source/items/itemset.cxx | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

(limited to 'svl')

diff --git a/svl/source/items/itemset.cxx b/svl/source/items/itemset.cxx
index 0b46705239f0..664e36acfcfe 100644
--- a/svl/source/items/itemset.cxx
+++ b/svl/source/items/itemset.cxx
@@ -675,7 +675,8 @@ void SfxItemSet::MergeRange( sal_uInt16 nFrom, sal_uInt16 nTo )
     {
         assert(pRange[0] <= pRange[1]);
         // ranges must be sorted and discrete
-        assert(!pRange[2] || (pRange[2] - pRange[1]) > 1);
+        assert(
+            !pRange[2] || (pRange[2] > pRange[1] && pRange[2] - pRange[1] > 1));
     }
 #endif
 
-- 
cgit