[GHC] #15078: base: Customary type class laws (e.g. for Eq) and non-abiding instances (e.g. Float) should be documented

[GHC]

#15078: base: Customary type class laws (e.g. for Eq) and non-abiding instances
(e.g. Float) should be documented
-------------------------------------+-------------------------------------
        Reporter:  sjakobi           |                Owner:  Azel
            Type:  feature request   |               Status:  patch
        Priority:  normal            |            Milestone:  8.6.1
       Component:  Core Libraries    |              Version:  8.4.2
      Resolution:                    |             Keywords:  newcomer
Operating System:  Unknown/Multiple  |         Architecture:
                                     |  Unknown/Multiple
 Type of failure:  None/Unknown      |            Test Case:
      Blocked By:                    |             Blocking:
 Related Tickets:                    |  Differential Rev(s):  Phab:D4736
       Wiki Page:                    |
-------------------------------------+-------------------------------------

Comment (by Azel):

 Continuing on that vein, what laws do you think should be expected for
 `Fractional`, `Floating`, `RealFloat` and `RealFrac`?

-- 
Ticket URL: <http://ghc.haskell.org/trac/ghc/ticket/15078#comment:7>
GHC <http://www.haskell.org/ghc/>
The Glasgow Haskell Compiler