#11371: Bogus in-scope set in substitutions -------------------------------------+------------------------------------- Reporter: simonpj | Owner: niteria Type: bug | Status: new Priority: high | Milestone: 8.4.1 Component: Compiler | Version: 7.10.3 Resolution: | Keywords: Operating System: Unknown/Multiple | Architecture: | Unknown/Multiple Type of failure: None/Unknown | Test Case: Blocked By: | Blocking: Related Tickets: #11360 | Differential Rev(s): phab:D1792, Wiki Page: | phab:D1801, phab:D1802 -------------------------------------+------------------------------------- Comment (by Marge Bot <ben+marge-bot@…>): In [changeset:"60b03adea8cc55ff65fbf6458487c3baf12bb0a1/ghc" 60b03ade/ghc]: {{{ #!CommitTicketReference repository="ghc" revision="60b03adea8cc55ff65fbf6458487c3baf12bb0a1" Change the warning in substTy back to an assertion We'd like to enforce the substitution invariant (Trac #11371). In a492af06d326453 the assertion was downgraded to a warning; I'm restoring the assertion and making the calls that don't maintain the invariant as unchecked. }}} -- Ticket URL: <http://ghc.haskell.org/trac/ghc/ticket/11371#comment:64> GHC <http://www.haskell.org/ghc/> The Glasgow Haskell Compiler