#9850: Template Haskell does not seem to support StandaloneDeriving -------------------------------------+------------------------------------- Reporter: vxanica | Owner: Type: feature | Status: new request | Milestone: Priority: normal | Version: 7.8.3 Component: Template | Keywords: Haskell | StandaloneDeriving Resolution: | Architecture: Unknown/Multiple Operating System: | Difficulty: Easy (less than 1 Unknown/Multiple | hour) Type of failure: | Blocked By: None/Unknown | Related Tickets: Test Case: | Blocking: | Differential Revisions: | -------------------------------------+------------------------------------- Description changed by vxanica: Old description:
I want to write some TH to deriving Show instance recursively on composite data types, however, I think I have to use StandaloneDeriving which TH does not support this. At least, I did not see in Dec type. support in 7.8.3
New description: I want to write some TH to deriving Show instance recursively on composite data types, however, I think I have to use StandaloneDeriving which TH does not support this. At least, I did not see it in Dec type in GHC 7.8.3 -- -- Ticket URL: http://ghc.haskell.org/trac/ghc/ticket/9850#comment:1 GHC http://www.haskell.org/ghc/ The Glasgow Haskell Compiler