[GHC] #7727: Nonsense evaluation: sequence [] = []

GHC ghc-devs at haskell.org
Sat Nov 22 20:57:10 UTC 2014


#7727: Nonsense evaluation: sequence [] = []
-------------------------------------+-------------------------------------
              Reporter:  drb226      |            Owner:
                  Type:  bug         |           Status:  closed
              Priority:  normal      |        Milestone:  7.10.1
             Component:  GHCi        |          Version:  7.6.2
            Resolution:  invalid     |         Keywords:
      Operating System:              |     Architecture:  Unknown/Multiple
  Unknown/Multiple                   |       Difficulty:  Unknown
       Type of failure:              |       Blocked By:
  None/Unknown                       |  Related Tickets:  #9748
             Test Case:              |
              Blocking:              |
Differential Revisions:              |
-------------------------------------+-------------------------------------
Changes (by thomie):

 * cc: hvr (added)
 * status:  new => closed
 * resolution:   => invalid
 * related:   => #9748


Comment:

 See #9748 for a recent proposal to display something like this instead:
 {{{
 >>> sequence []
 []
 >>> :t it
 it :: {- IO -} [()]
 }}}

--
Ticket URL: <http://ghc.haskell.org/trac/ghc/ticket/7727#comment:6>
GHC <http://www.haskell.org/ghc/>
The Glasgow Haskell Compiler


More information about the ghc-tickets mailing list