Opened 11 years ago

Closed 11 years ago

Last modified 9 years ago

#1481 closed feature request (fixed)

standalone deriving

Reported by: igloo Owned by:
Priority: high Milestone: 6.8.1
Component: Compiler (Type checker) Version: 6.6.1
Keywords: Cc: claus.reinke@… Bulat.Ziganshin@… ekmett@…
Operating System: Unknown/Multiple Architecture: Unknown/Multiple
Type of failure: None/Unknown Test Case:
Blocked By: Blocking:
Related Tickets: Differential Rev(s):
Wiki Page:


Simon Peyton Jones, in, wrote:

Incidentally, for those interested in 'deriving', there's an open question about
what the syntax of standalone deriving should be
I'd like to get this settled for 6.8.

Change History (8)

comment:1 Changed 11 years ago by guest

Cc: Bulat.Ziganshin@… added

i don't have any particular opinion about syntax (all variants are ok) but the feature itself is important

comment:2 Changed 11 years ago by claus

Cc: claus.reinke@… added; Bulat.Ziganshin@… removed

comment:3 Changed 11 years ago by guest

Cc: claus.reinke@… added; claus.reinke@… removed

comment:4 Changed 11 years ago by igloo

We plan to use

deriving instance Cxt => Head


comment:5 Changed 11 years ago by igloo

Resolution: fixed
Status: newclosed

Now done in the HEAD.

comment:6 Changed 10 years ago by igloo

Milestone: 6.8 branch6.8.1

comment:7 Changed 9 years ago by simonmar

Architecture: UnknownUnknown/Multiple

comment:8 Changed 9 years ago by simonmar

Operating System: UnknownUnknown/Multiple
Note: See TracTickets for help on using tickets.