#2530: deriving Show adds extra parens for constructor with record syntax -------------------------------------+------------------------------------- Reporter: spl | Owner: Type: bug | Status: patch Priority: lowest | Milestone: 7.12.1 Component: Compiler | Version: 6.8.3 Resolution: | Keywords: Operating System: Unknown/Multiple | Architecture: Type of failure: None/Unknown | Unknown/Multiple Blocked By: | Test Case: Related Tickets: | Blocking: | Differential Revisions: Phab:D669 -------------------------------------+------------------------------------- Comment (by Austin Seipp ): In [changeset:"5692643c9d17e746327588cd6157a923642b7975/ghc"]: {{{ #!CommitTicketReference repository="ghc" revision="5692643c9d17e746327588cd6157a923642b7975" Show record construction/update without parens Summary: The 2010 report mentions: "The result of `show` is a syntactically correct Haskell expression ... Parenthesis are only added where needed, //ignoring associativity//". Reviewers: austin Reviewed By: austin Subscribers: thomie Differential Revision: https://phabricator.haskell.org/D669 GHC Trac Issues: #2530 }}} -- Ticket URL: http://ghc.haskell.org/trac/ghc/ticket/2530#comment:25 GHC http://www.haskell.org/ghc/ The Glasgow Haskell Compiler