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check for self-assignment in operator=

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git-svn-id: https://svn.wxwidgets.org/svn/wx/wxWidgets/trunk@69817 c3d73ce0-8a6f-49c7-b76d-6d57e0e08775
This commit is contained in:
Paul Cornett
2011-11-25 01:01:26 +00:00
parent ababdf5ffd
commit 701871dc87
1 changed files with 10 additions and 8 deletions
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4
src/gtk/region.cpp
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@@ -457,6 +457,8 @@ wxRect wxRegionIterator::GetRect() const
} }
wxRegionIterator& wxRegionIterator::operator=(const wxRegionIterator& ri) wxRegionIterator& wxRegionIterator::operator=(const wxRegionIterator& ri)
{
if (this != &ri)
{ {
wxDELETEA(m_rects); wxDELETEA(m_rects);
@@ -467,6 +469,6 @@ wxRegionIterator& wxRegionIterator::operator=(const wxRegionIterator& ri)
m_rects = new wxRect[m_numRects]; m_rects = new wxRect[m_numRects];
memcpy(m_rects, ri.m_rects, m_numRects * sizeof m_rects[0]); memcpy(m_rects, ri.m_rects, m_numRects * sizeof m_rects[0]);
} }
}
return *this; return *this;
} }