[vector] #2: cons, snoc, (++) and concat should use copy when possible

[vector]

#2: cons, snoc, (++) and concat should use copy when possible
------------------------+---------------------------------------------------
Reporter:  rl           |        Owner:     
    Type:  enhancement  |       Status:  new
Priority:  major        |    Milestone:  0.7
 Version:  0.6          |   Resolution:     
Keywords:               |  
------------------------+---------------------------------------------------
Changes (by rl):

  * summary:  cons, snoc and (++) should use copy when possible => cons,
              snoc, (++) and concat should use copy when
              possible

-- 
Ticket URL: <http://trac.haskell.org/vector/ticket/2#comment:4>
vector <http://trac.haskell.org/vector>
Package vector