do not proceed with removing zero-length slice

036c3b4e · Elena Shipunova · 6fefc53e · 036c3b4e
Commit 036c3b4e authored Sep 07, 2015 by Elena Shipunova
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datastructs.cpp modules/core/src/datastructs.cpp +3 -0

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--- 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;