Re: [GHC] #4092: Floating point manipulation : ulp and coerce IEEE-754 Double# into Word64#

20 Apr 2017


      #4092: Floating point manipulation : ulp and coerce IEEE-754 Double# into Word64#
-------------------------------------+-------------------------------------
        Reporter:  malosh            |                Owner:  (none)
            Type:  feature request   |               Status:  closed
        Priority:  normal            |            Milestone:
       Component:  Compiler          |              Version:  6.12.2
      Resolution:  fixed             |             Keywords:
Operating System:  Unknown/Multiple  |         Architecture:
                                     |  Unknown/Multiple
 Type of failure:  None/Unknown      |            Test Case:
      Blocked By:                    |             Blocking:
 Related Tickets:                    |  Differential Rev(s):  phab:D3358
       Wiki Page:                    |
-------------------------------------+-------------------------------------
Changes (by erikd):

 * status:  new => closed
 * resolution:   => fixed


Comment:

 This was implemented in:
 {{{
 commit aa206346e6f12c9f88fdf051185741761ea88fbb
 Author: Erik de Castro Lopo 
 Date:   Wed Apr 12 14:09:49 2017 -0400

     base: Implement bit casts between word and float types

     Test Plan: Test on x86 and x86_64

     Reviewers: duncan, trofi, simonmar, tibbe, hvr, austin, rwbarton,
     bgamari

     Reviewed By: duncan

     Subscribers: Phyx, DemiMarie, rwbarton, thomie

     Differential Revision: https://phabricator.haskell.org/D3358
 }}}
 Unfortunately too late for the ghc-8.2 release, but it will make the
 ghc-8.4 release.

--
Ticket URL: http://ghc.haskell.org/trac/ghc/ticket/4092#comment:30
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