bug no longer reproduced with Inkscape 0.47+devel r9307.
Linking as duplicate to bug #168275 “wrong PDF export with rectangles” (fixed in r9306). Please add a comment and revert the duplicate status if you don't agree or if you still see this PDF-export error with current 0.47+devel snapshot builds >= r9306.
bug no longer reproduced with Inkscape 0.47+devel r9307.
Linking as duplicate to bug #168275 “wrong PDF export with rectangles” (fixed in r9306). Please add a comment and revert the duplicate status if you don't agree or if you still see this PDF-export error with current 0.47+devel snapshot builds >= r9306.