#13130: atomicModifyMutVar# has incorrect type -------------------------------------+------------------------------------- Reporter: carter | Owner: (none) Type: bug | Status: new Priority: normal | Milestone: 8.2.1 Component: Compiler | Version: 8.0.1 Resolution: | Keywords: Operating System: Unknown/Multiple | Architecture: | Unknown/Multiple Type of failure: None/Unknown | Test Case: Blocked By: | Blocking: Related Tickets: | Differential Rev(s): Wiki Page: | -------------------------------------+------------------------------------- Comment (by Ben Gamari <ben@…>): In [changeset:"d91b10458885aede47ff17fa649b2c0fd9fdf3ca/ghc" d91b104/ghc]: {{{ #!CommitTicketReference repository="ghc" revision="d91b10458885aede47ff17fa649b2c0fd9fdf3ca" primops: Add comment describing type of atomicModifyMutVar# This resolves #13130. It's not entirely clear to me why we don't use an unboxed tuple here but this is at least better than the status quo. [skip ci] Test Plan: Read it Reviewers: simonmar, austin, dfeuer Reviewed By: dfeuer Subscribers: dfeuer, rwbarton, thomie Differential Revision: https://phabricator.haskell.org/D3288 }}} -- Ticket URL: <http://ghc.haskell.org/trac/ghc/ticket/13130#comment:2> GHC <http://www.haskell.org/ghc/> The Glasgow Haskell Compiler