From: Elena Shipunova <elena.shipunova@itseez.com>
Date: Mon, 7 Sep 2015 10:50:30 +0000 (+0300)
Subject: do not proceed with removing zero-length slice
X-Git-Tag: accepted/tizen/6.0/unified/20201030.111113~1314^2~68^2~24
X-Git-Url: http://review.tizen.org/git/?a=commitdiff_plain;h=c7b471f10f41bfbb63309bce7378582f220e1593;p=platform%2Fupstream%2Fopencv.git

do not proceed with removing zero-length slice

(cherry picked from commit 036c3b4e6d45dcf81181bb2658601f758c976088)
---

diff --git a/modules/core/src/datastructs.cpp b/modules/core/src/datastructs.cpp
index ddadd39..3e0bf47 100644
--- a/modules/core/src/datastructs.cpp
+++ b/modules/core/src/datastructs.cpp
@@ -1689,6 +1689,9 @@ cvSeqRemoveSlice( CvSeq* seq, CvSlice slice )
 
     slice.end_index = slice.start_index + length;
 
+    if ( slice.start_index == slice.end_index )
+        return;
+
     if( slice.end_index < total )
     {
         CvSeqReader reader_to, reader_from;