initialize-by-zero: remember that when the newsize==oldsize, resize() must remain a NOP
initialize-by-zero: remember that when the newsize==oldsize, resize() must remain a NOP

cjntaylor/eigen,pthulhu/eigen,pthulhu/eigen,pthulhu/eigen,cjntaylor/eigen,cjntaylor/eigen,pthulhu/eigen,cjntaylor/eigen,pthulhu/eigen