#13376: GHC fails to specialize a pair of polymorphic INLINABLE functions -------------------------------------+------------------------------------- Reporter: jberryman | Owner: (none) Type: bug | Status: new Priority: normal | Milestone: Component: Compiler | Version: 8.0.1 Resolution: | Keywords: Inlining Operating System: Unknown/Multiple | Architecture: Type of failure: Runtime | Unknown/Multiple performance bug | Test Case: Blocked By: | Blocking: Related Tickets: #8668 | Differential Rev(s): Wiki Page: | -------------------------------------+------------------------------------- Comment (by jberryman): Also adding (per "SPECIALIZE for imported functions" from the user guide) in Main the following: {{{#!hs {-# SPECIALIZE hash :: Foo -> Int -> Foo #-} }}} ...results in a warning I don't really understand: {{{ Ignoring useless SPECIALISE pragma for class method selector ‘hash’ }}} -- Ticket URL: http://ghc.haskell.org/trac/ghc/ticket/13376#comment:3 GHC http://www.haskell.org/ghc/ The Glasgow Haskell Compiler